/*!
 * jQuery JavaScript Library v1.8.0
 * http://jquery.com/
 *
 * Includes Sizzle.js
 * http://sizzlejs.com/
 *
 * Copyright 2012 jQuery Foundation and other contributors
 * Released under the MIT license
 * http://jquery.org/license
 *
 * Date: Thu Aug 09 2012 16:24:48 GMT-0400 (Eastern Daylight Time)
 */
(function( window, undefined ) {
var
	// A central reference to the root jQuery(document)
	rootjQuery,

	// The deferred used on DOM ready
	readyList,

	// Use the correct document accordingly with window argument (sandbox)
	document = window.document,
	location = window.location,
	navigator = window.navigator,

	// Map over jQuery in case of overwrite
	_jQuery = window.jQuery,

	// Map over the $ in case of overwrite
	_$ = window.$,

	// Save a reference to some core methods
	core_push = Array.prototype.push,
	core_slice = Array.prototype.slice,
	core_indexOf = Array.prototype.indexOf,
	core_toString = Object.prototype.toString,
	core_hasOwn = Object.prototype.hasOwnProperty,
	core_trim = String.prototype.trim,

	// Define a local copy of jQuery
	jQuery = function( selector, context ) {
		// The jQuery object is actually just the init constructor 'enhanced'
		return new jQuery.fn.init( selector, context, rootjQuery );
	},

	// Used for matching numbers
	core_pnum = /[\-+]?(?:\d*\.|)\d+(?:[eE][\-+]?\d+|)/.source,

	// Used for detecting and trimming whitespace
	core_rnotwhite = /\S/,
	core_rspace = /\s+/,

	// IE doesn't match non-breaking spaces with \s
	rtrim = core_rnotwhite.test("\xA0") ? (/^[\s\xA0]+|[\s\xA0]+$/g) : /^\s+|\s+$/g,

	// A simple way to check for HTML strings
	// Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
	rquickExpr = /^(?:[^#<]*(<[\w\W]+>)[^>]*$|#([\w\-]*)$)/,

	// Match a standalone tag
	rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,

	// JSON RegExp
	rvalidchars = /^[\],:{}\s]*$/,
	rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
	rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
	rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d\d*\.|)\d+(?:[eE][\-+]?\d+|)/g,

	// Matches dashed string for camelizing
	rmsPrefix = /^-ms-/,
	rdashAlpha = /-([\da-z])/gi,

	// Used by jQuery.camelCase as callback to replace()
	fcamelCase = function( all, letter ) {
		return ( letter + "" ).toUpperCase();
	},

	// The ready event handler and self cleanup method
	DOMContentLoaded = function() {
		if ( document.addEventListener ) {
			document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false );
			jQuery.ready();
		} else if ( document.readyState === "complete" ) {
			// we're here because readyState === "complete" in oldIE
			// which is good enough for us to call the dom ready!
			document.detachEvent( "onreadystatechange", DOMContentLoaded );
			jQuery.ready();
		}
	},

	// [[Class]] -> type pairs
	class2type = {};

jQuery.fn = jQuery.prototype = {
	constructor: jQuery,
	init: function( selector, context, rootjQuery ) {
		var match, elem, ret, doc;

		// Handle $(""), $(null), $(undefined), $(false)
		if ( !selector ) {
			return this;
		}

		// Handle $(DOMElement)
		if ( selector.nodeType ) {
			this.context = this[0] = selector;
			this.length = 1;
			return this;
		}

		// Handle HTML strings
		if ( typeof selector === "string" ) {
			if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
				// Assume that strings that start and end with <> are HTML and skip the regex check
				match = [ null, selector, null ];

			} else {
				match = rquickExpr.exec( selector );
			}

			// Match html or make sure no context is specified for #id
			if ( match && (match[1] || !context) ) {

				// HANDLE: $(html) -> $(array)
				if ( match[1] ) {
					context = context instanceof jQuery ? context[0] : context;
					doc = ( context && context.nodeType ? context.ownerDocument || context : document );

					// scripts is true for back-compat
					selector = jQuery.parseHTML( match[1], doc, true );
					if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
						this.attr.call( selector, context, true );
					}

					return jQuery.merge( this, selector );

				// HANDLE: $(#id)
				} else {
					elem = document.getElementById( match[2] );

					// Check parentNode to catch when Blackberry 4.6 returns
					// nodes that are no longer in the document #6963
					if ( elem && elem.parentNode ) {
						// Handle the case where IE and Opera return items
						// by name instead of ID
						if ( elem.id !== match[2] ) {
							return rootjQuery.find( selector );
						}

						// Otherwise, we inject the element directly into the jQuery object
						this.length = 1;
						this[0] = elem;
					}

					this.context = document;
					this.selector = selector;
					return this;
				}

			// HANDLE: $(expr, $(...))
			} else if ( !context || context.jquery ) {
				return ( context || rootjQuery ).find( selector );

			// HANDLE: $(expr, context)
			// (which is just equivalent to: $(context).find(expr)
			} else {
				return this.constructor( context ).find( selector );
			}

		// HANDLE: $(function)
		// Shortcut for document ready
		} else if ( jQuery.isFunction( selector ) ) {
			return rootjQuery.ready( selector );
		}

		if ( selector.selector !== undefined ) {
			this.selector = selector.selector;
			this.context = selector.context;
		}

		return jQuery.makeArray( selector, this );
	},

	// Start with an empty selector
	selector: "",

	// The current version of jQuery being used
	jquery: "1.8.0",

	// The default length of a jQuery object is 0
	length: 0,

	// The number of elements contained in the matched element set
	size: function() {
		return this.length;
	},

	toArray: function() {
		return core_slice.call( this );
	},

	// Get the Nth element in the matched element set OR
	// Get the whole matched element set as a clean array
	get: function( num ) {
		return num == null ?

			// Return a 'clean' array
			this.toArray() :

			// Return just the object
			( num < 0 ? this[ this.length + num ] : this[ num ] );
	},

	// Take an array of elements and push it onto the stack
	// (returning the new matched element set)
	pushStack: function( elems, name, selector ) {

		// Build a new jQuery matched element set
		var ret = jQuery.merge( this.constructor(), elems );

		// Add the old object onto the stack (as a reference)
		ret.prevObject = this;

		ret.context = this.context;

		if ( name === "find" ) {
			ret.selector = this.selector + ( this.selector ? " " : "" ) + selector;
		} else if ( name ) {
			ret.selector = this.selector + "." + name + "(" + selector + ")";
		}

		// Return the newly-formed element set
		return ret;
	},

	// Execute a callback for every element in the matched set.
	// (You can seed the arguments with an array of args, but this is
	// only used internally.)
	each: function( callback, args ) {
		return jQuery.each( this, callback, args );
	},

	ready: function( fn ) {
		// Add the callback
		jQuery.ready.promise().done( fn );

		return this;
	},

	eq: function( i ) {
		i = +i;
		return i === -1 ?
			this.slice( i ) :
			this.slice( i, i + 1 );
	},

	first: function() {
		return this.eq( 0 );
	},

	last: function() {
		return this.eq( -1 );
	},

	slice: function() {
		return this.pushStack( core_slice.apply( this, arguments ),
			"slice", core_slice.call(arguments).join(",") );
	},

	map: function( callback ) {
		return this.pushStack( jQuery.map(this, function( elem, i ) {
			return callback.call( elem, i, elem );
		}));
	},

	end: function() {
		return this.prevObject || this.constructor(null);
	},

	// For internal use only.
	// Behaves like an Array's method, not like a jQuery method.
	push: core_push,
	sort: [].sort,
	splice: [].splice
};

// Give the init function the jQuery prototype for later instantiation
jQuery.fn.init.prototype = jQuery.fn;

jQuery.extend = jQuery.fn.extend = function() {
	var options, name, src, copy, copyIsArray, clone,
		target = arguments[0] || {},
		i = 1,
		length = arguments.length,
		deep = false;

	// Handle a deep copy situation
	if ( typeof target === "boolean" ) {
		deep = target;
		target = arguments[1] || {};
		// skip the boolean and the target
		i = 2;
	}

	// Handle case when target is a string or something (possible in deep copy)
	if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
		target = {};
	}

	// extend jQuery itself if only one argument is passed
	if ( length === i ) {
		target = this;
		--i;
	}

	for ( ; i < length; i++ ) {
		// Only deal with non-null/undefined values
		if ( (options = arguments[ i ]) != null ) {
			// Extend the base object
			for ( name in options ) {
				src = target[ name ];
				copy = options[ name ];

				// Prevent never-ending loop
				if ( target === copy ) {
					continue;
				}

				// Recurse if we're merging plain objects or arrays
				if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
					if ( copyIsArray ) {
						copyIsArray = false;
						clone = src && jQuery.isArray(src) ? src : [];

					} else {
						clone = src && jQuery.isPlainObject(src) ? src : {};
					}

					// Never move original objects, clone them
					target[ name ] = jQuery.extend( deep, clone, copy );

				// Don't bring in undefined values
				} else if ( copy !== undefined ) {
					target[ name ] = copy;
				}
			}
		}
	}

	// Return the modified object
	return target;
};

jQuery.extend({
	noConflict: function( deep ) {
		if ( window.$ === jQuery ) {
			window.$ = _$;
		}

		if ( deep && window.jQuery === jQuery ) {
			window.jQuery = _jQuery;
		}

		return jQuery;
	},

	// Is the DOM ready to be used? Set to true once it occurs.
	isReady: false,

	// A counter to track how many items to wait for before
	// the ready event fires. See #6781
	readyWait: 1,

	// Hold (or release) the ready event
	holdReady: function( hold ) {
		if ( hold ) {
			jQuery.readyWait++;
		} else {
			jQuery.ready( true );
		}
	},

	// Handle when the DOM is ready
	ready: function( wait ) {

		// Abort if there are pending holds or we're already ready
		if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
			return;
		}

		// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
		if ( !document.body ) {
			return setTimeout( jQuery.ready, 1 );
		}

		// Remember that the DOM is ready
		jQuery.isReady = true;

		// If a normal DOM Ready event fired, decrement, and wait if need be
		if ( wait !== true && --jQuery.readyWait > 0 ) {
			return;
		}

		// If there are functions bound, to execute
		readyList.resolveWith( document, [ jQuery ] );

		// Trigger any bound ready events
		if ( jQuery.fn.trigger ) {
			jQuery( document ).trigger("ready").off("ready");
		}
	},

	// See test/unit/core.js for details concerning isFunction.
	// Since version 1.3, DOM methods and functions like alert
	// aren't supported. They return false on IE (#2968).
	isFunction: function( obj ) {
		return jQuery.type(obj) === "function";
	},

	isArray: Array.isArray || function( obj ) {
		return jQuery.type(obj) === "array";
	},

	isWindow: function( obj ) {
		return obj != null && obj == obj.window;
	},

	isNumeric: function( obj ) {
		return !isNaN( parseFloat(obj) ) && isFinite( obj );
	},

	type: function( obj ) {
		return obj == null ?
			String( obj ) :
			class2type[ core_toString.call(obj) ] || "object";
	},

	isPlainObject: function( obj ) {
		// Must be an Object.
		// Because of IE, we also have to check the presence of the constructor property.
		// Make sure that DOM nodes and window objects don't pass through, as well
		if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
			return false;
		}

		try {
			// Not own constructor property must be Object
			if ( obj.constructor &&
				!core_hasOwn.call(obj, "constructor") &&
				!core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
				return false;
			}
		} catch ( e ) {
			// IE8,9 Will throw exceptions on certain host objects #9897
			return false;
		}

		// Own properties are enumerated firstly, so to speed up,
		// if last one is own, then all properties are own.

		var key;
		for ( key in obj ) {}

		return key === undefined || core_hasOwn.call( obj, key );
	},

	isEmptyObject: function( obj ) {
		var name;
		for ( name in obj ) {
			return false;
		}
		return true;
	},

	error: function( msg ) {
		throw new Error( msg );
	},

	// data: string of html
	// context (optional): If specified, the fragment will be created in this context, defaults to document
	// scripts (optional): If true, will include scripts passed in the html string
	parseHTML: function( data, context, scripts ) {
		var parsed;
		if ( !data || typeof data !== "string" ) {
			return null;
		}
		if ( typeof context === "boolean" ) {
			scripts = context;
			context = 0;
		}
		context = context || document;

		// Single tag
		if ( (parsed = rsingleTag.exec( data )) ) {
			return [ context.createElement( parsed[1] ) ];
		}

		parsed = jQuery.buildFragment( [ data ], context, scripts ? null : [] );
		return jQuery.merge( [],
			(parsed.cacheable ? jQuery.clone( parsed.fragment ) : parsed.fragment).childNodes );
	},

	parseJSON: function( data ) {
		if ( !data || typeof data !== "string") {
			return null;
		}

		// Make sure leading/trailing whitespace is removed (IE can't handle it)
		data = jQuery.trim( data );

		// Attempt to parse using the native JSON parser first
		if ( window.JSON && window.JSON.parse ) {
			return window.JSON.parse( data );
		}

		// Make sure the incoming data is actual JSON
		// Logic borrowed from http://json.org/json2.js
		if ( rvalidchars.test( data.replace( rvalidescape, "@" )
			.replace( rvalidtokens, "]" )
			.replace( rvalidbraces, "")) ) {

			return ( new Function( "return " + data ) )();

		}
		jQuery.error( "Invalid JSON: " + data );
	},

	// Cross-browser xml parsing
	parseXML: function( data ) {
		var xml, tmp;
		if ( !data || typeof data !== "string" ) {
			return null;
		}
		try {
			if ( window.DOMParser ) { // Standard
				tmp = new DOMParser();
				xml = tmp.parseFromString( data , "text/xml" );
			} else { // IE
				xml = new ActiveXObject( "Microsoft.XMLDOM" );
				xml.async = "false";
				xml.loadXML( data );
			}
		} catch( e ) {
			xml = undefined;
		}
		if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
			jQuery.error( "Invalid XML: " + data );
		}
		return xml;
	},

	noop: function() {},

	// Evaluates a script in a global context
	// Workarounds based on findings by Jim Driscoll
	// http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
	globalEval: function( data ) {
		if ( data && core_rnotwhite.test( data ) ) {
			// We use execScript on Internet Explorer
			// We use an anonymous function so that context is window
			// rather than jQuery in Firefox
			( window.execScript || function( data ) {
				window[ "eval" ].call( window, data );
			} )( data );
		}
	},

	// Convert dashed to camelCase; used by the css and data modules
	// Microsoft forgot to hump their vendor prefix (#9572)
	camelCase: function( string ) {
		return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
	},

	nodeName: function( elem, name ) {
		return elem.nodeName && elem.nodeName.toUpperCase() === name.toUpperCase();
	},

	// args is for internal usage only
	each: function( obj, callback, args ) {
		var name,
			i = 0,
			length = obj.length,
			isObj = length === undefined || jQuery.isFunction( obj );

		if ( args ) {
			if ( isObj ) {
				for ( name in obj ) {
					if ( callback.apply( obj[ name ], args ) === false ) {
						break;
					}
				}
			} else {
				for ( ; i < length; ) {
					if ( callback.apply( obj[ i++ ], args ) === false ) {
						break;
					}
				}
			}

		// A special, fast, case for the most common use of each
		} else {
			if ( isObj ) {
				for ( name in obj ) {
					if ( callback.call( obj[ name ], name, obj[ name ] ) === false ) {
						break;
					}
				}
			} else {
				for ( ; i < length; ) {
					if ( callback.call( obj[ i ], i, obj[ i++ ] ) === false ) {
						break;
					}
				}
			}
		}

		return obj;
	},

	// Use native String.trim function wherever possible
	trim: core_trim ?
		function( text ) {
			return text == null ?
				"" :
				core_trim.call( text );
		} :

		// Otherwise use our own trimming functionality
		function( text ) {
			return text == null ?
				"" :
				text.toString().replace( rtrim, "" );
		},

	// results is for internal usage only
	makeArray: function( arr, results ) {
		var type,
			ret = results || [];

		if ( arr != null ) {
			// The window, strings (and functions) also have 'length'
			// Tweaked logic slightly to handle Blackberry 4.7 RegExp issues #6930
			type = jQuery.type( arr );

			if ( arr.length == null || type === "string" || type === "function" || type === "regexp" || jQuery.isWindow( arr ) ) {
				core_push.call( ret, arr );
			} else {
				jQuery.merge( ret, arr );
			}
		}

		return ret;
	},

	inArray: function( elem, arr, i ) {
		var len;

		if ( arr ) {
			if ( core_indexOf ) {
				return core_indexOf.call( arr, elem, i );
			}

			len = arr.length;
			i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;

			for ( ; i < len; i++ ) {
				// Skip accessing in sparse arrays
				if ( i in arr && arr[ i ] === elem ) {
					return i;
				}
			}
		}

		return -1;
	},

	merge: function( first, second ) {
		var l = second.length,
			i = first.length,
			j = 0;

		if ( typeof l === "number" ) {
			for ( ; j < l; j++ ) {
				first[ i++ ] = second[ j ];
			}

		} else {
			while ( second[j] !== undefined ) {
				first[ i++ ] = second[ j++ ];
			}
		}

		first.length = i;

		return first;
	},

	grep: function( elems, callback, inv ) {
		var retVal,
			ret = [],
			i = 0,
			length = elems.length;
		inv = !!inv;

		// Go through the array, only saving the items
		// that pass the validator function
		for ( ; i < length; i++ ) {
			retVal = !!callback( elems[ i ], i );
			if ( inv !== retVal ) {
				ret.push( elems[ i ] );
			}
		}

		return ret;
	},

	// arg is for internal usage only
	map: function( elems, callback, arg ) {
		var value, key,
			ret = [],
			i = 0,
			length = elems.length,
			// jquery objects are treated as arrays
			isArray = elems instanceof jQuery || length !== undefined && typeof length === "number" && ( ( length > 0 && elems[ 0 ] && elems[ length -1 ] ) || length === 0 || jQuery.isArray( elems ) ) ;

		// Go through the array, translating each of the items to their
		if ( isArray ) {
			for ( ; i < length; i++ ) {
				value = callback( elems[ i ], i, arg );

				if ( value != null ) {
					ret[ ret.length ] = value;
				}
			}

		// Go through every key on the object,
		} else {
			for ( key in elems ) {
				value = callback( elems[ key ], key, arg );

				if ( value != null ) {
					ret[ ret.length ] = value;
				}
			}
		}

		// Flatten any nested arrays
		return ret.concat.apply( [], ret );
	},

	// A global GUID counter for objects
	guid: 1,

	// Bind a function to a context, optionally partially applying any
	// arguments.
	proxy: function( fn, context ) {
		var tmp, args, proxy;

		if ( typeof context === "string" ) {
			tmp = fn[ context ];
			context = fn;
			fn = tmp;
		}

		// Quick check to determine if target is callable, in the spec
		// this throws a TypeError, but we will just return undefined.
		if ( !jQuery.isFunction( fn ) ) {
			return undefined;
		}

		// Simulated bind
		args = core_slice.call( arguments, 2 );
		proxy = function() {
			return fn.apply( context, args.concat( core_slice.call( arguments ) ) );
		};

		// Set the guid of unique handler to the same of original handler, so it can be removed
		proxy.guid = fn.guid = fn.guid || proxy.guid || jQuery.guid++;

		return proxy;
	},

	// Multifunctional method to get and set values of a collection
	// The value/s can optionally be executed if it's a function
	access: function( elems, fn, key, value, chainable, emptyGet, pass ) {
		var exec,
			bulk = key == null,
			i = 0,
			length = elems.length;

		// Sets many values
		if ( key && typeof key === "object" ) {
			for ( i in key ) {
				jQuery.access( elems, fn, i, key[i], 1, emptyGet, value );
			}
			chainable = 1;

		// Sets one value
		} else if ( value !== undefined ) {
			// Optionally, function values get executed if exec is true
			exec = pass === undefined && jQuery.isFunction( value );

			if ( bulk ) {
				// Bulk operations only iterate when executing function values
				if ( exec ) {
					exec = fn;
					fn = function( elem, key, value ) {
						return exec.call( jQuery( elem ), value );
					};

				// Otherwise they run against the entire set
				} else {
					fn.call( elems, value );
					fn = null;
				}
			}

			if ( fn ) {
				for (; i < length; i++ ) {
					fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass );
				}
			}

			chainable = 1;
		}

		return chainable ?
			elems :

			// Gets
			bulk ?
				fn.call( elems ) :
				length ? fn( elems[0], key ) : emptyGet;
	},

	now: function() {
		return ( new Date() ).getTime();
	}
});

jQuery.ready.promise = function( obj ) {
	if ( !readyList ) {

		readyList = jQuery.Deferred();

		// Catch cases where $(document).ready() is called after the
		// browser event has already occurred.
		if ( document.readyState === "complete" || ( document.readyState !== "loading" && document.addEventListener ) ) {
			// Handle it asynchronously to allow scripts the opportunity to delay ready
			setTimeout( jQuery.ready, 1 );

		// Standards-based browsers support DOMContentLoaded
		} else if ( document.addEventListener ) {
			// Use the handy event callback
			document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false );

			// A fallback to window.onload, that will always work
			window.addEventListener( "load", jQuery.ready, false );

		// If IE event model is used
		} else {
			// Ensure firing before onload, maybe late but safe also for iframes
			document.attachEvent( "onreadystatechange", DOMContentLoaded );

			// A fallback to window.onload, that will always work
			window.attachEvent( "onload", jQuery.ready );

			// If IE and not a frame
			// continually check to see if the document is ready
			var top = false;

			try {
				top = window.frameElement == null && document.documentElement;
			} catch(e) {}

			if ( top && top.doScroll ) {
				(function doScrollCheck() {
					if ( !jQuery.isReady ) {

						try {
							// Use the trick by Diego Perini
							// http://javascript.nwbox.com/IEContentLoaded/
							top.doScroll("left");
						} catch(e) {
							return setTimeout( doScrollCheck, 50 );
						}

						// and execute any waiting functions
						jQuery.ready();
					}
				})();
			}
		}
	}
	return readyList.promise( obj );
};

// Populate the class2type map
jQuery.each("Boolean Number String Function Array Date RegExp Object".split(" "), function(i, name) {
	class2type[ "[object " + name + "]" ] = name.toLowerCase();
});

// All jQuery objects should point back to these
rootjQuery = jQuery(document);
// String to Object options format cache
var optionsCache = {};

// Convert String-formatted options into Object-formatted ones and store in cache
function createOptions( options ) {
	var object = optionsCache[ options ] = {};
	jQuery.each( options.split( core_rspace ), function( _, flag ) {
		object[ flag ] = true;
	});
	return object;
}

/*
 * Create a callback list using the following parameters:
 *
 *	options: an optional list of space-separated options that will change how
 *			the callback list behaves or a more traditional option object
 *
 * By default a callback list will act like an event callback list and can be
 * "fired" multiple times.
 *
 * Possible options:
 *
 *	once:			will ensure the callback list can only be fired once (like a Deferred)
 *
 *	memory:			will keep track of previous values and will call any callback added
 *					after the list has been fired right away with the latest "memorized"
 *					values (like a Deferred)
 *
 *	unique:			will ensure a callback can only be added once (no duplicate in the list)
 *
 *	stopOnFalse:	interrupt callings when a callback returns false
 *
 */
jQuery.Callbacks = function( options ) {

	// Convert options from String-formatted to Object-formatted if needed
	// (we check in cache first)
	options = typeof options === "string" ?
		( optionsCache[ options ] || createOptions( options ) ) :
		jQuery.extend( {}, options );

	var // Last fire value (for non-forgettable lists)
		memory,
		// Flag to know if list was already fired
		fired,
		// Flag to know if list is currently firing
		firing,
		// First callback to fire (used internally by add and fireWith)
		firingStart,
		// End of the loop when firing
		firingLength,
		// Index of currently firing callback (modified by remove if needed)
		firingIndex,
		// Actual callback list
		list = [],
		// Stack of fire calls for repeatable lists
		stack = !options.once && [],
		// Fire callbacks
		fire = function( data ) {
			memory = options.memory && data;
			fired = true;
			firingIndex = firingStart || 0;
			firingStart = 0;
			firingLength = list.length;
			firing = true;
			for ( ; list && firingIndex < firingLength; firingIndex++ ) {
				if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
					memory = false; // To prevent further calls using add
					break;
				}
			}
			firing = false;
			if ( list ) {
				if ( stack ) {
					if ( stack.length ) {
						fire( stack.shift() );
					}
				} else if ( memory ) {
					list = [];
				} else {
					self.disable();
				}
			}
		},
		// Actual Callbacks object
		self = {
			// Add a callback or a collection of callbacks to the list
			add: function() {
				if ( list ) {
					// First, we save the current length
					var start = list.length;
					(function add( args ) {
						jQuery.each( args, function( _, arg ) {
							if ( jQuery.isFunction( arg ) && ( !options.unique || !self.has( arg ) ) ) {
								list.push( arg );
							} else if ( arg && arg.length ) {
								// Inspect recursively
								add( arg );
							}
						});
					})( arguments );
					// Do we need to add the callbacks to the
					// current firing batch?
					if ( firing ) {
						firingLength = list.length;
					// With memory, if we're not firing then
					// we should call right away
					} else if ( memory ) {
						firingStart = start;
						fire( memory );
					}
				}
				return this;
			},
			// Remove a callback from the list
			remove: function() {
				if ( list ) {
					jQuery.each( arguments, function( _, arg ) {
						var index;
						while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
							list.splice( index, 1 );
							// Handle firing indexes
							if ( firing ) {
								if ( index <= firingLength ) {
									firingLength--;
								}
								if ( index <= firingIndex ) {
									firingIndex--;
								}
							}
						}
					});
				}
				return this;
			},
			// Control if a given callback is in the list
			has: function( fn ) {
				return jQuery.inArray( fn, list ) > -1;
			},
			// Remove all callbacks from the list
			empty: function() {
				list = [];
				return this;
			},
			// Have the list do nothing anymore
			disable: function() {
				list = stack = memory = undefined;
				return this;
			},
			// Is it disabled?
			disabled: function() {
				return !list;
			},
			// Lock the list in its current state
			lock: function() {
				stack = undefined;
				if ( !memory ) {
					self.disable();
				}
				return this;
			},
			// Is it locked?
			locked: function() {
				return !stack;
			},
			// Call all callbacks with the given context and arguments
			fireWith: function( context, args ) {
				args = args || [];
				args = [ context, args.slice ? args.slice() : args ];
				if ( list && ( !fired || stack ) ) {
					if ( firing ) {
						stack.push( args );
					} else {
						fire( args );
					}
				}
				return this;
			},
			// Call all the callbacks with the given arguments
			fire: function() {
				self.fireWith( this, arguments );
				return this;
			},
			// To know if the callbacks have already been called at least once
			fired: function() {
				return !!fired;
			}
		};

	return self;
};
jQuery.extend({

	Deferred: function( func ) {
		var tuples = [
				// action, add listener, listener list, final state
				[ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
				[ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
				[ "notify", "progress", jQuery.Callbacks("memory") ]
			],
			state = "pending",
			promise = {
				state: function() {
					return state;
				},
				always: function() {
					deferred.done( arguments ).fail( arguments );
					return this;
				},
				then: function( /* fnDone, fnFail, fnProgress */ ) {
					var fns = arguments;
					return jQuery.Deferred(function( newDefer ) {
						jQuery.each( tuples, function( i, tuple ) {
							var action = tuple[ 0 ],
								fn = fns[ i ];
							// deferred[ done | fail | progress ] for forwarding actions to newDefer
							deferred[ tuple[1] ]( jQuery.isFunction( fn ) ?
								function() {
									var returned = fn.apply( this, arguments );
									if ( returned && jQuery.isFunction( returned.promise ) ) {
										returned.promise()
											.done( newDefer.resolve )
											.fail( newDefer.reject )
											.progress( newDefer.notify );
									} else {
										newDefer[ action + "With" ]( this === deferred ? newDefer : this, [ returned ] );
									}
								} :
								newDefer[ action ]
							);
						});
						fns = null;
					}).promise();
				},
				// Get a promise for this deferred
				// If obj is provided, the promise aspect is added to the object
				promise: function( obj ) {
					return typeof obj === "object" ? jQuery.extend( obj, promise ) : promise;
				}
			},
			deferred = {};

		// Keep pipe for back-compat
		promise.pipe = promise.then;

		// Add list-specific methods
		jQuery.each( tuples, function( i, tuple ) {
			var list = tuple[ 2 ],
				stateString = tuple[ 3 ];

			// promise[ done | fail | progress ] = list.add
			promise[ tuple[1] ] = list.add;

			// Handle state
			if ( stateString ) {
				list.add(function() {
					// state = [ resolved | rejected ]
					state = stateString;

				// [ reject_list | resolve_list ].disable; progress_list.lock
				}, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
			}

			// deferred[ resolve | reject | notify ] = list.fire
			deferred[ tuple[0] ] = list.fire;
			deferred[ tuple[0] + "With" ] = list.fireWith;
		});

		// Make the deferred a promise
		promise.promise( deferred );

		// Call given func if any
		if ( func ) {
			func.call( deferred, deferred );
		}

		// All done!
		return deferred;
	},

	// Deferred helper
	when: function( subordinate /* , ..., subordinateN */ ) {
		var i = 0,
			resolveValues = core_slice.call( arguments ),
			length = resolveValues.length,

			// the count of uncompleted subordinates
			remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,

			// the master Deferred. If resolveValues consist of only a single Deferred, just use that.
			deferred = remaining === 1 ? subordinate : jQuery.Deferred(),

			// Update function for both resolve and progress values
			updateFunc = function( i, contexts, values ) {
				return function( value ) {
					contexts[ i ] = this;
					values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
					if( values === progressValues ) {
						deferred.notifyWith( contexts, values );
					} else if ( !( --remaining ) ) {
						deferred.resolveWith( contexts, values );
					}
				};
			},

			progressValues, progressContexts, resolveContexts;

		// add listeners to Deferred subordinates; treat others as resolved
		if ( length > 1 ) {
			progressValues = new Array( length );
			progressContexts = new Array( length );
			resolveContexts = new Array( length );
			for ( ; i < length; i++ ) {
				if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
					resolveValues[ i ].promise()
						.done( updateFunc( i, resolveContexts, resolveValues ) )
						.fail( deferred.reject )
						.progress( updateFunc( i, progressContexts, progressValues ) );
				} else {
					--remaining;
				}
			}
		}

		// if we're not waiting on anything, resolve the master
		if ( !remaining ) {
			deferred.resolveWith( resolveContexts, resolveValues );
		}

		return deferred.promise();
	}
});
jQuery.support = (function() {

	var support,
		all,
		a,
		select,
		opt,
		input,
		fragment,
		eventName,
		i,
		isSupported,
		clickFn,
		div = document.createElement("div");

	// Preliminary tests
	div.setAttribute( "className", "t" );
	div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";

	all = div.getElementsByTagName("*");
	a = div.getElementsByTagName("a")[ 0 ];
	a.style.cssText = "top:1px;float:left;opacity:.5";

	// Can't get basic test support
	if ( !all || !all.length || !a ) {
		return {};
	}

	// First batch of supports tests
	select = document.createElement("select");
	opt = select.appendChild( document.createElement("option") );
	input = div.getElementsByTagName("input")[ 0 ];

	support = {
		// IE strips leading whitespace when .innerHTML is used
		leadingWhitespace: ( div.firstChild.nodeType === 3 ),

		// Make sure that tbody elements aren't automatically inserted
		// IE will insert them into empty tables
		tbody: !div.getElementsByTagName("tbody").length,

		// Make sure that link elements get serialized correctly by innerHTML
		// This requires a wrapper element in IE
		htmlSerialize: !!div.getElementsByTagName("link").length,

		// Get the style information from getAttribute
		// (IE uses .cssText instead)
		style: /top/.test( a.getAttribute("style") ),

		// Make sure that URLs aren't manipulated
		// (IE normalizes it by default)
		hrefNormalized: ( a.getAttribute("href") === "/a" ),

		// Make sure that element opacity exists
		// (IE uses filter instead)
		// Use a regex to work around a WebKit issue. See #5145
		opacity: /^0.5/.test( a.style.opacity ),

		// Verify style float existence
		// (IE uses styleFloat instead of cssFloat)
		cssFloat: !!a.style.cssFloat,

		// Make sure that if no value is specified for a checkbox
		// that it defaults to "on".
		// (WebKit defaults to "" instead)
		checkOn: ( input.value === "on" ),

		// Make sure that a selected-by-default option has a working selected property.
		// (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
		optSelected: opt.selected,

		// Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
		getSetAttribute: div.className !== "t",

		// Tests for enctype support on a form(#6743)
		enctype: !!document.createElement("form").enctype,

		// Makes sure cloning an html5 element does not cause problems
		// Where outerHTML is undefined, this still works
		html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>",

		// jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode
		boxModel: ( document.compatMode === "CSS1Compat" ),

		// Will be defined later
		submitBubbles: true,
		changeBubbles: true,
		focusinBubbles: false,
		deleteExpando: true,
		noCloneEvent: true,
		inlineBlockNeedsLayout: false,
		shrinkWrapBlocks: false,
		reliableMarginRight: true,
		boxSizingReliable: true,
		pixelPosition: false
	};

	// Make sure checked status is properly cloned
	input.checked = true;
	support.noCloneChecked = input.cloneNode( true ).checked;

	// Make sure that the options inside disabled selects aren't marked as disabled
	// (WebKit marks them as disabled)
	select.disabled = true;
	support.optDisabled = !opt.disabled;

	// Test to see if it's possible to delete an expando from an element
	// Fails in Internet Explorer
	try {
		delete div.test;
	} catch( e ) {
		support.deleteExpando = false;
	}

	if ( !div.addEventListener && div.attachEvent && div.fireEvent ) {
		div.attachEvent( "onclick", clickFn = function() {
			// Cloning a node shouldn't copy over any
			// bound event handlers (IE does this)
			support.noCloneEvent = false;
		});
		div.cloneNode( true ).fireEvent("onclick");
		div.detachEvent( "onclick", clickFn );
	}

	// Check if a radio maintains its value
	// after being appended to the DOM
	input = document.createElement("input");
	input.value = "t";
	input.setAttribute( "type", "radio" );
	support.radioValue = input.value === "t";

	input.setAttribute( "checked", "checked" );

	// #11217 - WebKit loses check when the name is after the checked attribute
	input.setAttribute( "name", "t" );

	div.appendChild( input );
	fragment = document.createDocumentFragment();
	fragment.appendChild( div.lastChild );

	// WebKit doesn't clone checked state correctly in fragments
	support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;

	// Check if a disconnected checkbox will retain its checked
	// value of true after appended to the DOM (IE6/7)
	support.appendChecked = input.checked;

	fragment.removeChild( input );
	fragment.appendChild( div );

	// Technique from Juriy Zaytsev
	// http://perfectionkills.com/detecting-event-support-without-browser-sniffing/
	// We only care about the case where non-standard event systems
	// are used, namely in IE. Short-circuiting here helps us to
	// avoid an eval call (in setAttribute) which can cause CSP
	// to go haywire. See: https://developer.mozilla.org/en/Security/CSP
	if ( div.attachEvent ) {
		for ( i in {
			submit: true,
			change: true,
			focusin: true
		}) {
			eventName = "on" + i;
			isSupported = ( eventName in div );
			if ( !isSupported ) {
				div.setAttribute( eventName, "return;" );
				isSupported = ( typeof div[ eventName ] === "function" );
			}
			support[ i + "Bubbles" ] = isSupported;
		}
	}

	// Run tests that need a body at doc ready
	jQuery(function() {
		var container, div, tds, marginDiv,
			divReset = "padding:0;margin:0;border:0;display:block;overflow:hidden;",
			body = document.getElementsByTagName("body")[0];

		if ( !body ) {
			// Return for frameset docs that don't have a body
			return;
		}

		container = document.createElement("div");
		container.style.cssText = "visibility:hidden;border:0;width:0;height:0;position:static;top:0;margin-top:1px";
		body.insertBefore( container, body.firstChild );

		// Construct the test element
		div = document.createElement("div");
		container.appendChild( div );

		// Check if table cells still have offsetWidth/Height when they are set
		// to display:none and there are still other visible table cells in a
		// table row; if so, offsetWidth/Height are not reliable for use when
		// determining if an element has been hidden directly using
		// display:none (it is still safe to use offsets if a parent element is
		// hidden; don safety goggles and see bug #4512 for more information).
		// (only IE 8 fails this test)
		div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
		tds = div.getElementsByTagName("td");
		tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none";
		isSupported = ( tds[ 0 ].offsetHeight === 0 );

		tds[ 0 ].style.display = "";
		tds[ 1 ].style.display = "none";

		// Check if empty table cells still have offsetWidth/Height
		// (IE <= 8 fail this test)
		support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );

		// Check box-sizing and margin behavior
		div.innerHTML = "";
		div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";
		support.boxSizing = ( div.offsetWidth === 4 );
		support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 );

		// NOTE: To any future maintainer, window.getComputedStyle was used here
		// instead of getComputedStyle because it gave a better gzip size.
		// The difference between window.getComputedStyle and getComputedStyle is
		// 7 bytes
		if ( window.getComputedStyle ) {
			support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
			support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";

			// Check if div with explicit width and no margin-right incorrectly
			// gets computed margin-right based on width of container. For more
			// info see bug #3333
			// Fails in WebKit before Feb 2011 nightlies
			// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
			marginDiv = document.createElement("div");
			marginDiv.style.cssText = div.style.cssText = divReset;
			marginDiv.style.marginRight = marginDiv.style.width = "0";
			div.style.width = "1px";
			div.appendChild( marginDiv );
			support.reliableMarginRight =
				!parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
		}

		if ( typeof div.style.zoom !== "undefined" ) {
			// Check if natively block-level elements act like inline-block
			// elements when setting their display to 'inline' and giving
			// them layout
			// (IE < 8 does this)
			div.innerHTML = "";
			div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
			support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );

			// Check if elements with layout shrink-wrap their children
			// (IE 6 does this)
			div.style.display = "block";
			div.style.overflow = "visible";
			div.innerHTML = "<div></div>";
			div.firstChild.style.width = "5px";
			support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );

			container.style.zoom = 1;
		}

		// Null elements to avoid leaks in IE
		body.removeChild( container );
		container = div = tds = marginDiv = null;
	});

	// Null elements to avoid leaks in IE
	fragment.removeChild( div );
	all = a = select = opt = input = fragment = div = null;

	return support;
})();
var rbrace = /^(?:\{.*\}|\[.*\])$/,
	rmultiDash = /([A-Z])/g;

jQuery.extend({
	cache: {},

	deletedIds: [],

	// Please use with caution
	uuid: 0,

	// Unique for each copy of jQuery on the page
	// Non-digits removed to match rinlinejQuery
	expando: "jQuery" + ( jQuery.fn.jquery + Math.random() ).replace( /\D/g, "" ),

	// The following elements throw uncatchable exceptions if you
	// attempt to add expando properties to them.
	noData: {
		"embed": true,
		// Ban all objects except for Flash (which handle expandos)
		"object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000",
		"applet": true
	},

	hasData: function( elem ) {
		elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
		return !!elem && !isEmptyDataObject( elem );
	},

	data: function( elem, name, data, pvt /* Internal Use Only */ ) {
		if ( !jQuery.acceptData( elem ) ) {
			return;
		}

		var thisCache, ret,
			internalKey = jQuery.expando,
			getByName = typeof name === "string",

			// We have to handle DOM nodes and JS objects differently because IE6-7
			// can't GC object references properly across the DOM-JS boundary
			isNode = elem.nodeType,

			// Only DOM nodes need the global jQuery cache; JS object data is
			// attached directly to the object so GC can occur automatically
			cache = isNode ? jQuery.cache : elem,

			// Only defining an ID for JS objects if its cache already exists allows
			// the code to shortcut on the same path as a DOM node with no cache
			id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;

		// Avoid doing any more work than we need to when trying to get data on an
		// object that has no data at all
		if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) {
			return;
		}

		if ( !id ) {
			// Only DOM nodes need a new unique ID for each element since their data
			// ends up in the global cache
			if ( isNode ) {
				elem[ internalKey ] = id = jQuery.deletedIds.pop() || ++jQuery.uuid;
			} else {
				id = internalKey;
			}
		}

		if ( !cache[ id ] ) {
			cache[ id ] = {};

			// Avoids exposing jQuery metadata on plain JS objects when the object
			// is serialized using JSON.stringify
			if ( !isNode ) {
				cache[ id ].toJSON = jQuery.noop;
			}
		}

		// An object can be passed to jQuery.data instead of a key/value pair; this gets
		// shallow copied over onto the existing cache
		if ( typeof name === "object" || typeof name === "function" ) {
			if ( pvt ) {
				cache[ id ] = jQuery.extend( cache[ id ], name );
			} else {
				cache[ id ].data = jQuery.extend( cache[ id ].data, name );
			}
		}

		thisCache = cache[ id ];

		// jQuery data() is stored in a separate object inside the object's internal data
		// cache in order to avoid key collisions between internal data and user-defined
		// data.
		if ( !pvt ) {
			if ( !thisCache.data ) {
				thisCache.data = {};
			}

			thisCache = thisCache.data;
		}

		if ( data !== undefined ) {
			thisCache[ jQuery.camelCase( name ) ] = data;
		}

		// Check for both converted-to-camel and non-converted data property names
		// If a data property was specified
		if ( getByName ) {

			// First Try to find as-is property data
			ret = thisCache[ name ];

			// Test for null|undefined property data
			if ( ret == null ) {

				// Try to find the camelCased property
				ret = thisCache[ jQuery.camelCase( name ) ];
			}
		} else {
			ret = thisCache;
		}

		return ret;
	},

	removeData: function( elem, name, pvt /* Internal Use Only */ ) {
		if ( !jQuery.acceptData( elem ) ) {
			return;
		}

		var thisCache, i, l,

			isNode = elem.nodeType,

			// See jQuery.data for more information
			cache = isNode ? jQuery.cache : elem,
			id = isNode ? elem[ jQuery.expando ] : jQuery.expando;

		// If there is already no cache entry for this object, there is no
		// purpose in continuing
		if ( !cache[ id ] ) {
			return;
		}

		if ( name ) {

			thisCache = pvt ? cache[ id ] : cache[ id ].data;

			if ( thisCache ) {

				// Support array or space separated string names for data keys
				if ( !jQuery.isArray( name ) ) {

					// try the string as a key before any manipulation
					if ( name in thisCache ) {
						name = [ name ];
					} else {

						// split the camel cased version by spaces unless a key with the spaces exists
						name = jQuery.camelCase( name );
						if ( name in thisCache ) {
							name = [ name ];
						} else {
							name = name.split(" ");
						}
					}
				}

				for ( i = 0, l = name.length; i < l; i++ ) {
					delete thisCache[ name[i] ];
				}

				// If there is no data left in the cache, we want to continue
				// and let the cache object itself get destroyed
				if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) {
					return;
				}
			}
		}

		// See jQuery.data for more information
		if ( !pvt ) {
			delete cache[ id ].data;

			// Don't destroy the parent cache unless the internal data object
			// had been the only thing left in it
			if ( !isEmptyDataObject( cache[ id ] ) ) {
				return;
			}
		}

		// Destroy the cache
		if ( isNode ) {
			jQuery.cleanData( [ elem ], true );

		// Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
		} else if ( jQuery.support.deleteExpando || cache != cache.window ) {
			delete cache[ id ];

		// When all else fails, null
		} else {
			cache[ id ] = null;
		}
	},

	// For internal use only.
	_data: function( elem, name, data ) {
		return jQuery.data( elem, name, data, true );
	},

	// A method for determining if a DOM node can handle the data expando
	acceptData: function( elem ) {
		var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];

		// nodes accept data unless otherwise specified; rejection can be conditional
		return !noData || noData !== true && elem.getAttribute("classid") === noData;
	}
});

jQuery.fn.extend({
	data: function( key, value ) {
		var parts, part, attr, name, l,
			elem = this[0],
			i = 0,
			data = null;

		// Gets all values
		if ( key === undefined ) {
			if ( this.length ) {
				data = jQuery.data( elem );

				if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
					attr = elem.attributes;
					for ( l = attr.length; i < l; i++ ) {
						name = attr[i].name;

						if ( name.indexOf( "data-" ) === 0 ) {
							name = jQuery.camelCase( name.substring(5) );

							dataAttr( elem, name, data[ name ] );
						}
					}
					jQuery._data( elem, "parsedAttrs", true );
				}
			}

			return data;
		}

		// Sets multiple values
		if ( typeof key === "object" ) {
			return this.each(function() {
				jQuery.data( this, key );
			});
		}

		parts = key.split( ".", 2 );
		parts[1] = parts[1] ? "." + parts[1] : "";
		part = parts[1] + "!";

		return jQuery.access( this, function( value ) {

			if ( value === undefined ) {
				data = this.triggerHandler( "getData" + part, [ parts[0] ] );

				// Try to fetch any internally stored data first
				if ( data === undefined && elem ) {
					data = jQuery.data( elem, key );
					data = dataAttr( elem, key, data );
				}

				return data === undefined && parts[1] ?
					this.data( parts[0] ) :
					data;
			}

			parts[1] = value;
			this.each(function() {
				var self = jQuery( this );

				self.triggerHandler( "setData" + part, parts );
				jQuery.data( this, key, value );
				self.triggerHandler( "changeData" + part, parts );
			});
		}, null, value, arguments.length > 1, null, false );
	},

	removeData: function( key ) {
		return this.each(function() {
			jQuery.removeData( this, key );
		});
	}
});

function dataAttr( elem, key, data ) {
	// If nothing was found internally, try to fetch any
	// data from the HTML5 data-* attribute
	if ( data === undefined && elem.nodeType === 1 ) {

		var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();

		data = elem.getAttribute( name );

		if ( typeof data === "string" ) {
			try {
				data = data === "true" ? true :
				data === "false" ? false :
				data === "null" ? null :
				// Only convert to a number if it doesn't change the string
				+data + "" === data ? +data :
				rbrace.test( data ) ? jQuery.parseJSON( data ) :
					data;
			} catch( e ) {}

			// Make sure we set the data so it isn't changed later
			jQuery.data( elem, key, data );

		} else {
			data = undefined;
		}
	}

	return data;
}

// checks a cache object for emptiness
function isEmptyDataObject( obj ) {
	var name;
	for ( name in obj ) {

		// if the public data object is empty, the private is still empty
		if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
			continue;
		}
		if ( name !== "toJSON" ) {
			return false;
		}
	}

	return true;
}
jQuery.extend({
	queue: function( elem, type, data ) {
		var queue;

		if ( elem ) {
			type = ( type || "fx" ) + "queue";
			queue = jQuery._data( elem, type );

			// Speed up dequeue by getting out quickly if this is just a lookup
			if ( data ) {
				if ( !queue || jQuery.isArray(data) ) {
					queue = jQuery._data( elem, type, jQuery.makeArray(data) );
				} else {
					queue.push( data );
				}
			}
			return queue || [];
		}
	},

	dequeue: function( elem, type ) {
		type = type || "fx";

		var queue = jQuery.queue( elem, type ),
			fn = queue.shift(),
			hooks = jQuery._queueHooks( elem, type ),
			next = function() {
				jQuery.dequeue( elem, type );
			};

		// If the fx queue is dequeued, always remove the progress sentinel
		if ( fn === "inprogress" ) {
			fn = queue.shift();
		}

		if ( fn ) {

			// Add a progress sentinel to prevent the fx queue from being
			// automatically dequeued
			if ( type === "fx" ) {
				queue.unshift( "inprogress" );
			}

			// clear up the last queue stop function
			delete hooks.stop;
			fn.call( elem, next, hooks );
		}
		if ( !queue.length && hooks ) {
			hooks.empty.fire();
		}
	},

	// not intended for public consumption - generates a queueHooks object, or returns the current one
	_queueHooks: function( elem, type ) {
		var key = type + "queueHooks";
		return jQuery._data( elem, key ) || jQuery._data( elem, key, {
			empty: jQuery.Callbacks("once memory").add(function() {
				jQuery.removeData( elem, type + "queue", true );
				jQuery.removeData( elem, key, true );
			})
		});
	}
});

jQuery.fn.extend({
	queue: function( type, data ) {
		var setter = 2;

		if ( typeof type !== "string" ) {
			data = type;
			type = "fx";
			setter--;
		}

		if ( arguments.length < setter ) {
			return jQuery.queue( this[0], type );
		}

		return data === undefined ?
			this :
			this.each(function() {
				var queue = jQuery.queue( this, type, data );

				// ensure a hooks for this queue
				jQuery._queueHooks( this, type );

				if ( type === "fx" && queue[0] !== "inprogress" ) {
					jQuery.dequeue( this, type );
				}
			});
	},
	dequeue: function( type ) {
		return this.each(function() {
			jQuery.dequeue( this, type );
		});
	},
	// Based off of the plugin by Clint Helfers, with permission.
	// http://blindsignals.com/index.php/2009/07/jquery-delay/
	delay: function( time, type ) {
		time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
		type = type || "fx";

		return this.queue( type, function( next, hooks ) {
			var timeout = setTimeout( next, time );
			hooks.stop = function() {
				clearTimeout( timeout );
			};
		});
	},
	clearQueue: function( type ) {
		return this.queue( type || "fx", [] );
	},
	// Get a promise resolved when queues of a certain type
	// are emptied (fx is the type by default)
	promise: function( type, obj ) {
		var tmp,
			count = 1,
			defer = jQuery.Deferred(),
			elements = this,
			i = this.length,
			resolve = function() {
				if ( !( --count ) ) {
					defer.resolveWith( elements, [ elements ] );
				}
			};

		if ( typeof type !== "string" ) {
			obj = type;
			type = undefined;
		}
		type = type || "fx";

		while( i-- ) {
			if ( (tmp = jQuery._data( elements[ i ], type + "queueHooks" )) && tmp.empty ) {
				count++;
				tmp.empty.add( resolve );
			}
		}
		resolve();
		return defer.promise( obj );
	}
});
var nodeHook, boolHook, fixSpecified,
	rclass = /[\t\r\n]/g,
	rreturn = /\r/g,
	rtype = /^(?:button|input)$/i,
	rfocusable = /^(?:button|input|object|select|textarea)$/i,
	rclickable = /^a(?:rea|)$/i,
	rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,
	getSetAttribute = jQuery.support.getSetAttribute;

jQuery.fn.extend({
	attr: function( name, value ) {
		return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
	},

	removeAttr: function( name ) {
		return this.each(function() {
			jQuery.removeAttr( this, name );
		});
	},

	prop: function( name, value ) {
		return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
	},

	removeProp: function( name ) {
		name = jQuery.propFix[ name ] || name;
		return this.each(function() {
			// try/catch handles cases where IE balks (such as removing a property on window)
			try {
				this[ name ] = undefined;
				delete this[ name ];
			} catch( e ) {}
		});
	},

	addClass: function( value ) {
		var classNames, i, l, elem,
			setClass, c, cl;

		if ( jQuery.isFunction( value ) ) {
			return this.each(function( j ) {
				jQuery( this ).addClass( value.call(this, j, this.className) );
			});
		}

		if ( value && typeof value === "string" ) {
			classNames = value.split( core_rspace );

			for ( i = 0, l = this.length; i < l; i++ ) {
				elem = this[ i ];

				if ( elem.nodeType === 1 ) {
					if ( !elem.className && classNames.length === 1 ) {
						elem.className = value;

					} else {
						setClass = " " + elem.className + " ";

						for ( c = 0, cl = classNames.length; c < cl; c++ ) {
							if ( !~setClass.indexOf( " " + classNames[ c ] + " " ) ) {
								setClass += classNames[ c ] + " ";
							}
						}
						elem.className = jQuery.trim( setClass );
					}
				}
			}
		}

		return this;
	},

	removeClass: function( value ) {
		var removes, className, elem, c, cl, i, l;

		if ( jQuery.isFunction( value ) ) {
			return this.each(function( j ) {
				jQuery( this ).removeClass( value.call(this, j, this.className) );
			});
		}
		if ( (value && typeof value === "string") || value === undefined ) {
			removes = ( value || "" ).split( core_rspace );

			for ( i = 0, l = this.length; i < l; i++ ) {
				elem = this[ i ];
				if ( elem.nodeType === 1 && elem.className ) {

					className = (" " + elem.className + " ").replace( rclass, " " );

					// loop over each item in the removal list
					for ( c = 0, cl = removes.length; c < cl; c++ ) {
						// Remove until there is nothing to remove,
						while ( className.indexOf(" " + removes[ c ] + " ") > -1 ) {
							className = className.replace( " " + removes[ c ] + " " , " " );
						}
					}
					elem.className = value ? jQuery.trim( className ) : "";
				}
			}
		}

		return this;
	},

	toggleClass: function( value, stateVal ) {
		var type = typeof value,
			isBool = typeof stateVal === "boolean";

		if ( jQuery.isFunction( value ) ) {
			return this.each(function( i ) {
				jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
			});
		}

		return this.each(function() {
			if ( type === "string" ) {
				// toggle individual class names
				var className,
					i = 0,
					self = jQuery( this ),
					state = stateVal,
					classNames = value.split( core_rspace );

				while ( (className = classNames[ i++ ]) ) {
					// check each className given, space separated list
					state = isBool ? state : !self.hasClass( className );
					self[ state ? "addClass" : "removeClass" ]( className );
				}

			} else if ( type === "undefined" || type === "boolean" ) {
				if ( this.className ) {
					// store className if set
					jQuery._data( this, "__className__", this.className );
				}

				// toggle whole className
				this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
			}
		});
	},

	hasClass: function( selector ) {
		var className = " " + selector + " ",
			i = 0,
			l = this.length;
		for ( ; i < l; i++ ) {
			if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) > -1 ) {
				return true;
			}
		}

		return false;
	},

	val: function( value ) {
		var hooks, ret, isFunction,
			elem = this[0];

		if ( !arguments.length ) {
			if ( elem ) {
				hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];

				if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
					return ret;
				}

				ret = elem.value;

				return typeof ret === "string" ?
					// handle most common string cases
					ret.replace(rreturn, "") :
					// handle cases where value is null/undef or number
					ret == null ? "" : ret;
			}

			return;
		}

		isFunction = jQuery.isFunction( value );

		return this.each(function( i ) {
			var val,
				self = jQuery(this);

			if ( this.nodeType !== 1 ) {
				return;
			}

			if ( isFunction ) {
				val = value.call( this, i, self.val() );
			} else {
				val = value;
			}

			// Treat null/undefined as ""; convert numbers to string
			if ( val == null ) {
				val = "";
			} else if ( typeof val === "number" ) {
				val += "";
			} else if ( jQuery.isArray( val ) ) {
				val = jQuery.map(val, function ( value ) {
					return value == null ? "" : value + "";
				});
			}

			hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];

			// If set returns undefined, fall back to normal setting
			if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
				this.value = val;
			}
		});
	}
});

jQuery.extend({
	valHooks: {
		option: {
			get: function( elem ) {
				// attributes.value is undefined in Blackberry 4.7 but
				// uses .value. See #6932
				var val = elem.attributes.value;
				return !val || val.specified ? elem.value : elem.text;
			}
		},
		select: {
			get: function( elem ) {
				var value, i, max, option,
					index = elem.selectedIndex,
					values = [],
					options = elem.options,
					one = elem.type === "select-one";

				// Nothing was selected
				if ( index < 0 ) {
					return null;
				}

				// Loop through all the selected options
				i = one ? index : 0;
				max = one ? index + 1 : options.length;
				for ( ; i < max; i++ ) {
					option = options[ i ];

					// Don't return options that are disabled or in a disabled optgroup
					if ( option.selected && (jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null) &&
							(!option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" )) ) {

						// Get the specific value for the option
						value = jQuery( option ).val();

						// We don't need an array for one selects
						if ( one ) {
							return value;
						}

						// Multi-Selects return an array
						values.push( value );
					}
				}

				// Fixes Bug #2551 -- select.val() broken in IE after form.reset()
				if ( one && !values.length && options.length ) {
					return jQuery( options[ index ] ).val();
				}

				return values;
			},

			set: function( elem, value ) {
				var values = jQuery.makeArray( value );

				jQuery(elem).find("option").each(function() {
					this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;
				});

				if ( !values.length ) {
					elem.selectedIndex = -1;
				}
				return values;
			}
		}
	},

	// Unused in 1.8, left in so attrFn-stabbers won't die; remove in 1.9
	attrFn: {},

	attr: function( elem, name, value, pass ) {
		var ret, hooks, notxml,
			nType = elem.nodeType;

		// don't get/set attributes on text, comment and attribute nodes
		if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
			return;
		}

		if ( pass && jQuery.isFunction( jQuery.fn[ name ] ) ) {
			return jQuery( elem )[ name ]( value );
		}

		// Fallback to prop when attributes are not supported
		if ( typeof elem.getAttribute === "undefined" ) {
			return jQuery.prop( elem, name, value );
		}

		notxml = nType !== 1 || !jQuery.isXMLDoc( elem );

		// All attributes are lowercase
		// Grab necessary hook if one is defined
		if ( notxml ) {
			name = name.toLowerCase();
			hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook );
		}

		if ( value !== undefined ) {

			if ( value === null ) {
				jQuery.removeAttr( elem, name );
				return;

			} else if ( hooks && "set" in hooks && notxml && (ret = hooks.set( elem, value, name )) !== undefined ) {
				return ret;

			} else {
				elem.setAttribute( name, "" + value );
				return value;
			}

		} else if ( hooks && "get" in hooks && notxml && (ret = hooks.get( elem, name )) !== null ) {
			return ret;

		} else {

			ret = elem.getAttribute( name );

			// Non-existent attributes return null, we normalize to undefined
			return ret === null ?
				undefined :
				ret;
		}
	},

	removeAttr: function( elem, value ) {
		var propName, attrNames, name, isBool,
			i = 0;

		if ( value && elem.nodeType === 1 ) {

			attrNames = value.split( core_rspace );

			for ( ; i < attrNames.length; i++ ) {
				name = attrNames[ i ];

				if ( name ) {
					propName = jQuery.propFix[ name ] || name;
					isBool = rboolean.test( name );

					// See #9699 for explanation of this approach (setting first, then removal)
					// Do not do this for boolean attributes (see #10870)
					if ( !isBool ) {
						jQuery.attr( elem, name, "" );
					}
					elem.removeAttribute( getSetAttribute ? name : propName );

					// Set corresponding property to false for boolean attributes
					if ( isBool && propName in elem ) {
						elem[ propName ] = false;
					}
				}
			}
		}
	},

	attrHooks: {
		type: {
			set: function( elem, value ) {
				// We can't allow the type property to be changed (since it causes problems in IE)
				if ( rtype.test( elem.nodeName ) && elem.parentNode ) {
					jQuery.error( "type property can't be changed" );
				} else if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
					// Setting the type on a radio button after the value resets the value in IE6-9
					// Reset value to it's default in case type is set after value
					// This is for element creation
					var val = elem.value;
					elem.setAttribute( "type", value );
					if ( val ) {
						elem.value = val;
					}
					return value;
				}
			}
		},
		// Use the value property for back compat
		// Use the nodeHook for button elements in IE6/7 (#1954)
		value: {
			get: function( elem, name ) {
				if ( nodeHook && jQuery.nodeName( elem, "button" ) ) {
					return nodeHook.get( elem, name );
				}
				return name in elem ?
					elem.value :
					null;
			},
			set: function( elem, value, name ) {
				if ( nodeHook && jQuery.nodeName( elem, "button" ) ) {
					return nodeHook.set( elem, value, name );
				}
				// Does not return so that setAttribute is also used
				elem.value = value;
			}
		}
	},

	propFix: {
		tabindex: "tabIndex",
		readonly: "readOnly",
		"for": "htmlFor",
		"class": "className",
		maxlength: "maxLength",
		cellspacing: "cellSpacing",
		cellpadding: "cellPadding",
		rowspan: "rowSpan",
		colspan: "colSpan",
		usemap: "useMap",
		frameborder: "frameBorder",
		contenteditable: "contentEditable"
	},

	prop: function( elem, name, value ) {
		var ret, hooks, notxml,
			nType = elem.nodeType;

		// don't get/set properties on text, comment and attribute nodes
		if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
			return;
		}

		notxml = nType !== 1 || !jQuery.isXMLDoc( elem );

		if ( notxml ) {
			// Fix name and attach hooks
			name = jQuery.propFix[ name ] || name;
			hooks = jQuery.propHooks[ name ];
		}

		if ( value !== undefined ) {
			if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
				return ret;

			} else {
				return ( elem[ name ] = value );
			}

		} else {
			if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
				return ret;

			} else {
				return elem[ name ];
			}
		}
	},

	propHooks: {
		tabIndex: {
			get: function( elem ) {
				// elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
				// http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
				var attributeNode = elem.getAttributeNode("tabindex");

				return attributeNode && attributeNode.specified ?
					parseInt( attributeNode.value, 10 ) :
					rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
						0 :
						undefined;
			}
		}
	}
});

// Hook for boolean attributes
boolHook = {
	get: function( elem, name ) {
		// Align boolean attributes with corresponding properties
		// Fall back to attribute presence where some booleans are not supported
		var attrNode,
			property = jQuery.prop( elem, name );
		return property === true || typeof property !== "boolean" && ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ?
			name.toLowerCase() :
			undefined;
	},
	set: function( elem, value, name ) {
		var propName;
		if ( value === false ) {
			// Remove boolean attributes when set to false
			jQuery.removeAttr( elem, name );
		} else {
			// value is true since we know at this point it's type boolean and not false
			// Set boolean attributes to the same name and set the DOM property
			propName = jQuery.propFix[ name ] || name;
			if ( propName in elem ) {
				// Only set the IDL specifically if it already exists on the element
				elem[ propName ] = true;
			}

			elem.setAttribute( name, name.toLowerCase() );
		}
		return name;
	}
};

// IE6/7 do not support getting/setting some attributes with get/setAttribute
if ( !getSetAttribute ) {

	fixSpecified = {
		name: true,
		id: true,
		coords: true
	};

	// Use this for any attribute in IE6/7
	// This fixes almost every IE6/7 issue
	nodeHook = jQuery.valHooks.button = {
		get: function( elem, name ) {
			var ret;
			ret = elem.getAttributeNode( name );
			return ret && ( fixSpecified[ name ] ? ret.value !== "" : ret.specified ) ?
				ret.value :
				undefined;
		},
		set: function( elem, value, name ) {
			// Set the existing or create a new attribute node
			var ret = elem.getAttributeNode( name );
			if ( !ret ) {
				ret = document.createAttribute( name );
				elem.setAttributeNode( ret );
			}
			return ( ret.value = value + "" );
		}
	};

	// Set width and height to auto instead of 0 on empty string( Bug #8150 )
	// This is for removals
	jQuery.each([ "width", "height" ], function( i, name ) {
		jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
			set: function( elem, value ) {
				if ( value === "" ) {
					elem.setAttribute( name, "auto" );
					return value;
				}
			}
		});
	});

	// Set contenteditable to false on removals(#10429)
	// Setting to empty string throws an error as an invalid value
	jQuery.attrHooks.contenteditable = {
		get: nodeHook.get,
		set: function( elem, value, name ) {
			if ( value === "" ) {
				value = "false";
			}
			nodeHook.set( elem, value, name );
		}
	};
}


// Some attributes require a special call on IE
if ( !jQuery.support.hrefNormalized ) {
	jQuery.each([ "href", "src", "width", "height" ], function( i, name ) {
		jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
			get: function( elem ) {
				var ret = elem.getAttribute( name, 2 );
				return ret === null ? undefined : ret;
			}
		});
	});
}

if ( !jQuery.support.style ) {
	jQuery.attrHooks.style = {
		get: function( elem ) {
			// Return undefined in the case of empty string
			// Normalize to lowercase since IE uppercases css property names
			return elem.style.cssText.toLowerCase() || undefined;
		},
		set: function( elem, value ) {
			return ( elem.style.cssText = "" + value );
		}
	};
}

// Safari mis-reports the default selected property of an option
// Accessing the parent's selectedIndex property fixes it
if ( !jQuery.support.optSelected ) {
	jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, {
		get: function( elem ) {
			var parent = elem.parentNode;

			if ( parent ) {
				parent.selectedIndex;

				// Make sure that it also works with optgroups, see #5701
				if ( parent.parentNode ) {
					parent.parentNode.selectedIndex;
				}
			}
			return null;
		}
	});
}

// IE6/7 call enctype encoding
if ( !jQuery.support.enctype ) {
	jQuery.propFix.enctype = "encoding";
}

// Radios and checkboxes getter/setter
if ( !jQuery.support.checkOn ) {
	jQuery.each([ "radio", "checkbox" ], function() {
		jQuery.valHooks[ this ] = {
			get: function( elem ) {
				// Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified
				return elem.getAttribute("value") === null ? "on" : elem.value;
			}
		};
	});
}
jQuery.each([ "radio", "checkbox" ], function() {
	jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], {
		set: function( elem, value ) {
			if ( jQuery.isArray( value ) ) {
				return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
			}
		}
	});
});
var rformElems = /^(?:textarea|input|select)$/i,
	rtypenamespace = /^([^\.]*|)(?:\.(.+)|)$/,
	rhoverHack = /(?:^|\s)hover(\.\S+|)\b/,
	rkeyEvent = /^key/,
	rmouseEvent = /^(?:mouse|contextmenu)|click/,
	rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
	hoverHack = function( events ) {
		return jQuery.event.special.hover ? events : events.replace( rhoverHack, "mouseenter$1 mouseleave$1" );
	};

/*
 * Helper functions for managing events -- not part of the public interface.
 * Props to Dean Edwards' addEvent library for many of the ideas.
 */
jQuery.event = {

	add: function( elem, types, handler, data, selector ) {

		var elemData, eventHandle, events,
			t, tns, type, namespaces, handleObj,
			handleObjIn, handlers, special;

		// Don't attach events to noData or text/comment nodes (allow plain objects tho)
		if ( elem.nodeType === 3 || elem.nodeType === 8 || !types || !handler || !(elemData = jQuery._data( elem )) ) {
			return;
		}

		// Caller can pass in an object of custom data in lieu of the handler
		if ( handler.handler ) {
			handleObjIn = handler;
			handler = handleObjIn.handler;
			selector = handleObjIn.selector;
		}

		// Make sure that the handler has a unique ID, used to find/remove it later
		if ( !handler.guid ) {
			handler.guid = jQuery.guid++;
		}

		// Init the element's event structure and main handler, if this is the first
		events = elemData.events;
		if ( !events ) {
			elemData.events = events = {};
		}
		eventHandle = elemData.handle;
		if ( !eventHandle ) {
			elemData.handle = eventHandle = function( e ) {
				// Discard the second event of a jQuery.event.trigger() and
				// when an event is called after a page has unloaded
				return typeof jQuery !== "undefined" && (!e || jQuery.event.triggered !== e.type) ?
					jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
					undefined;
			};
			// Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
			eventHandle.elem = elem;
		}

		// Handle multiple events separated by a space
		// jQuery(...).bind("mouseover mouseout", fn);
		types = jQuery.trim( hoverHack(types) ).split( " " );
		for ( t = 0; t < types.length; t++ ) {

			tns = rtypenamespace.exec( types[t] ) || [];
			type = tns[1];
			namespaces = ( tns[2] || "" ).split( "." ).sort();

			// If event changes its type, use the special event handlers for the changed type
			special = jQuery.event.special[ type ] || {};

			// If selector defined, determine special event api type, otherwise given type
			type = ( selector ? special.delegateType : special.bindType ) || type;

			// Update special based on newly reset type
			special = jQuery.event.special[ type ] || {};

			// handleObj is passed to all event handlers
			handleObj = jQuery.extend({
				type: type,
				origType: tns[1],
				data: data,
				handler: handler,
				guid: handler.guid,
				selector: selector,
				namespace: namespaces.join(".")
			}, handleObjIn );

			// Init the event handler queue if we're the first
			handlers = events[ type ];
			if ( !handlers ) {
				handlers = events[ type ] = [];
				handlers.delegateCount = 0;

				// Only use addEventListener/attachEvent if the special events handler returns false
				if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
					// Bind the global event handler to the element
					if ( elem.addEventListener ) {
						elem.addEventListener( type, eventHandle, false );

					} else if ( elem.attachEvent ) {
						elem.attachEvent( "on" + type, eventHandle );
					}
				}
			}

			if ( special.add ) {
				special.add.call( elem, handleObj );

				if ( !handleObj.handler.guid ) {
					handleObj.handler.guid = handler.guid;
				}
			}

			// Add to the element's handler list, delegates in front
			if ( selector ) {
				handlers.splice( handlers.delegateCount++, 0, handleObj );
			} else {
				handlers.push( handleObj );
			}

			// Keep track of which events have ever been used, for event optimization
			jQuery.event.global[ type ] = true;
		}

		// Nullify elem to prevent memory leaks in IE
		elem = null;
	},

	global: {},

	// Detach an event or set of events from an element
	remove: function( elem, types, handler, selector, mappedTypes ) {

		var t, tns, type, origType, namespaces, origCount,
			j, events, special, eventType, handleObj,
			elemData = jQuery.hasData( elem ) && jQuery._data( elem );

		if ( !elemData || !(events = elemData.events) ) {
			return;
		}

		// Once for each type.namespace in types; type may be omitted
		types = jQuery.trim( hoverHack( types || "" ) ).split(" ");
		for ( t = 0; t < types.length; t++ ) {
			tns = rtypenamespace.exec( types[t] ) || [];
			type = origType = tns[1];
			namespaces = tns[2];

			// Unbind all events (on this namespace, if provided) for the element
			if ( !type ) {
				for ( type in events ) {
					jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
				}
				continue;
			}

			special = jQuery.event.special[ type ] || {};
			type = ( selector? special.delegateType : special.bindType ) || type;
			eventType = events[ type ] || [];
			origCount = eventType.length;
			namespaces = namespaces ? new RegExp("(^|\\.)" + namespaces.split(".").sort().join("\\.(?:.*\\.|)") + "(\\.|$)") : null;

			// Remove matching events
			for ( j = 0; j < eventType.length; j++ ) {
				handleObj = eventType[ j ];

				if ( ( mappedTypes || origType === handleObj.origType ) &&
					 ( !handler || handler.guid === handleObj.guid ) &&
					 ( !namespaces || namespaces.test( handleObj.namespace ) ) &&
					 ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
					eventType.splice( j--, 1 );

					if ( handleObj.selector ) {
						eventType.delegateCount--;
					}
					if ( special.remove ) {
						special.remove.call( elem, handleObj );
					}
				}
			}

			// Remove generic event handler if we removed something and no more handlers exist
			// (avoids potential for endless recursion during removal of special event handlers)
			if ( eventType.length === 0 && origCount !== eventType.length ) {
				if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
					jQuery.removeEvent( elem, type, elemData.handle );
				}

				delete events[ type ];
			}
		}

		// Remove the expando if it's no longer used
		if ( jQuery.isEmptyObject( events ) ) {
			delete elemData.handle;

			// removeData also checks for emptiness and clears the expando if empty
			// so use it instead of delete
			jQuery.removeData( elem, "events", true );
		}
	},

	// Events that are safe to short-circuit if no handlers are attached.
	// Native DOM events should not be added, they may have inline handlers.
	customEvent: {
		"getData": true,
		"setData": true,
		"changeData": true
	},

	trigger: function( event, data, elem, onlyHandlers ) {
		// Don't do events on text and comment nodes
		if ( elem && (elem.nodeType === 3 || elem.nodeType === 8) ) {
			return;
		}

		// Event object or event type
		var cache, exclusive, i, cur, old, ontype, special, handle, eventPath, bubbleType,
			type = event.type || event,
			namespaces = [];

		// focus/blur morphs to focusin/out; ensure we're not firing them right now
		if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
			return;
		}

		if ( type.indexOf( "!" ) >= 0 ) {
			// Exclusive events trigger only for the exact event (no namespaces)
			type = type.slice(0, -1);
			exclusive = true;
		}

		if ( type.indexOf( "." ) >= 0 ) {
			// Namespaced trigger; create a regexp to match event type in handle()
			namespaces = type.split(".");
			type = namespaces.shift();
			namespaces.sort();
		}

		if ( (!elem || jQuery.event.customEvent[ type ]) && !jQuery.event.global[ type ] ) {
			// No jQuery handlers for this event type, and it can't have inline handlers
			return;
		}

		// Caller can pass in an Event, Object, or just an event type string
		event = typeof event === "object" ?
			// jQuery.Event object
			event[ jQuery.expando ] ? event :
			// Object literal
			new jQuery.Event( type, event ) :
			// Just the event type (string)
			new jQuery.Event( type );

		event.type = type;
		event.isTrigger = true;
		event.exclusive = exclusive;
		event.namespace = namespaces.join( "." );
		event.namespace_re = event.namespace? new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") : null;
		ontype = type.indexOf( ":" ) < 0 ? "on" + type : "";

		// Handle a global trigger
		if ( !elem ) {

			// TODO: Stop taunting the data cache; remove global events and always attach to document
			cache = jQuery.cache;
			for ( i in cache ) {
				if ( cache[ i ].events && cache[ i ].events[ type ] ) {
					jQuery.event.trigger( event, data, cache[ i ].handle.elem, true );
				}
			}
			return;
		}

		// Clean up the event in case it is being reused
		event.result = undefined;
		if ( !event.target ) {
			event.target = elem;
		}

		// Clone any incoming data and prepend the event, creating the handler arg list
		data = data != null ? jQuery.makeArray( data ) : [];
		data.unshift( event );

		// Allow special events to draw outside the lines
		special = jQuery.event.special[ type ] || {};
		if ( special.trigger && special.trigger.apply( elem, data ) === false ) {
			return;
		}

		// Determine event propagation path in advance, per W3C events spec (#9951)
		// Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
		eventPath = [[ elem, special.bindType || type ]];
		if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {

			bubbleType = special.delegateType || type;
			cur = rfocusMorph.test( bubbleType + type ) ? elem : elem.parentNode;
			for ( old = elem; cur; cur = cur.parentNode ) {
				eventPath.push([ cur, bubbleType ]);
				old = cur;
			}

			// Only add window if we got to document (e.g., not plain obj or detached DOM)
			if ( old === (elem.ownerDocument || document) ) {
				eventPath.push([ old.defaultView || old.parentWindow || window, bubbleType ]);
			}
		}

		// Fire handlers on the event path
		for ( i = 0; i < eventPath.length && !event.isPropagationStopped(); i++ ) {

			cur = eventPath[i][0];
			event.type = eventPath[i][1];

			handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
			if ( handle ) {
				handle.apply( cur, data );
			}
			// Note that this is a bare JS function and not a jQuery handler
			handle = ontype && cur[ ontype ];
			if ( handle && jQuery.acceptData( cur ) && handle.apply( cur, data ) === false ) {
				event.preventDefault();
			}
		}
		event.type = type;

		// If nobody prevented the default action, do it now
		if ( !onlyHandlers && !event.isDefaultPrevented() ) {

			if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) &&
				!(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) {

				// Call a native DOM method on the target with the same name name as the event.
				// Can't use an .isFunction() check here because IE6/7 fails that test.
				// Don't do default actions on window, that's where global variables be (#6170)
				// IE<9 dies on focus/blur to hidden element (#1486)
				if ( ontype && elem[ type ] && ((type !== "focus" && type !== "blur") || event.target.offsetWidth !== 0) && !jQuery.isWindow( elem ) ) {

					// Don't re-trigger an onFOO event when we call its FOO() method
					old = elem[ ontype ];

					if ( old ) {
						elem[ ontype ] = null;
					}

					// Prevent re-triggering of the same event, since we already bubbled it above
					jQuery.event.triggered = type;
					elem[ type ]();
					jQuery.event.triggered = undefined;

					if ( old ) {
						elem[ ontype ] = old;
					}
				}
			}
		}

		return event.result;
	},

	dispatch: function( event ) {

		// Make a writable jQuery.Event from the native event object
		event = jQuery.event.fix( event || window.event );

		var i, j, cur, jqcur, ret, selMatch, matched, matches, handleObj, sel, related,
			handlers = ( (jQuery._data( this, "events" ) || {} )[ event.type ] || []),
			delegateCount = handlers.delegateCount,
			args = [].slice.call( arguments ),
			run_all = !event.exclusive && !event.namespace,
			special = jQuery.event.special[ event.type ] || {},
			handlerQueue = [];

		// Use the fix-ed jQuery.Event rather than the (read-only) native event
		args[0] = event;
		event.delegateTarget = this;

		// Call the preDispatch hook for the mapped type, and let it bail if desired
		if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
			return;
		}

		// Determine handlers that should run if there are delegated events
		// Avoid non-left-click bubbling in Firefox (#3861)
		if ( delegateCount && !(event.button && event.type === "click") ) {

			// Pregenerate a single jQuery object for reuse with .is()
			jqcur = jQuery(this);
			jqcur.context = this;

			for ( cur = event.target; cur != this; cur = cur.parentNode || this ) {

				// Don't process clicks (ONLY) on disabled elements (#6911, #8165, #xxxx)
				if ( cur.disabled !== true || event.type !== "click" ) {
					selMatch = {};
					matches = [];
					jqcur[0] = cur;
					for ( i = 0; i < delegateCount; i++ ) {
						handleObj = handlers[ i ];
						sel = handleObj.selector;

						if ( selMatch[ sel ] === undefined ) {
							selMatch[ sel ] = jqcur.is( sel );
						}
						if ( selMatch[ sel ] ) {
							matches.push( handleObj );
						}
					}
					if ( matches.length ) {
						handlerQueue.push({ elem: cur, matches: matches });
					}
				}
			}
		}

		// Add the remaining (directly-bound) handlers
		if ( handlers.length > delegateCount ) {
			handlerQueue.push({ elem: this, matches: handlers.slice( delegateCount ) });
		}

		// Run delegates first; they may want to stop propagation beneath us
		for ( i = 0; i < handlerQueue.length && !event.isPropagationStopped(); i++ ) {
			matched = handlerQueue[ i ];
			event.currentTarget = matched.elem;

			for ( j = 0; j < matched.matches.length && !event.isImmediatePropagationStopped(); j++ ) {
				handleObj = matched.matches[ j ];

				// Triggered event must either 1) be non-exclusive and have no namespace, or
				// 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
				if ( run_all || (!event.namespace && !handleObj.namespace) || event.namespace_re && event.namespace_re.test( handleObj.namespace ) ) {

					event.data = handleObj.data;
					event.handleObj = handleObj;

					ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
							.apply( matched.elem, args );

					if ( ret !== undefined ) {
						event.result = ret;
						if ( ret === false ) {
							event.preventDefault();
							event.stopPropagation();
						}
					}
				}
			}
		}

		// Call the postDispatch hook for the mapped type
		if ( special.postDispatch ) {
			special.postDispatch.call( this, event );
		}

		return event.result;
	},

	// Includes some event props shared by KeyEvent and MouseEvent
	// *** attrChange attrName relatedNode srcElement  are not normalized, non-W3C, deprecated, will be removed in 1.8 ***
	props: "attrChange attrName relatedNode srcElement altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),

	fixHooks: {},

	keyHooks: {
		props: "char charCode key keyCode".split(" "),
		filter: function( event, original ) {

			// Add which for key events
			if ( event.which == null ) {
				event.which = original.charCode != null ? original.charCode : original.keyCode;
			}

			return event;
		}
	},

	mouseHooks: {
		props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
		filter: function( event, original ) {
			var eventDoc, doc, body,
				button = original.button,
				fromElement = original.fromElement;

			// Calculate pageX/Y if missing and clientX/Y available
			if ( event.pageX == null && original.clientX != null ) {
				eventDoc = event.target.ownerDocument || document;
				doc = eventDoc.documentElement;
				body = eventDoc.body;

				event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
				event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
			}

			// Add relatedTarget, if necessary
			if ( !event.relatedTarget && fromElement ) {
				event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
			}

			// Add which for click: 1 === left; 2 === middle; 3 === right
			// Note: button is not normalized, so don't use it
			if ( !event.which && button !== undefined ) {
				event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
			}

			return event;
		}
	},

	fix: function( event ) {
		if ( event[ jQuery.expando ] ) {
			return event;
		}

		// Create a writable copy of the event object and normalize some properties
		var i, prop,
			originalEvent = event,
			fixHook = jQuery.event.fixHooks[ event.type ] || {},
			copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;

		event = jQuery.Event( originalEvent );

		for ( i = copy.length; i; ) {
			prop = copy[ --i ];
			event[ prop ] = originalEvent[ prop ];
		}

		// Fix target property, if necessary (#1925, IE 6/7/8 & Safari2)
		if ( !event.target ) {
			event.target = originalEvent.srcElement || document;
		}

		// Target should not be a text node (#504, Safari)
		if ( event.target.nodeType === 3 ) {
			event.target = event.target.parentNode;
		}

		// For mouse/key events, metaKey==false if it's undefined (#3368, #11328; IE6/7/8)
		event.metaKey = !!event.metaKey;

		return fixHook.filter? fixHook.filter( event, originalEvent ) : event;
	},

	special: {
		ready: {
			// Make sure the ready event is setup
			setup: jQuery.bindReady
		},

		load: {
			// Prevent triggered image.load events from bubbling to window.load
			noBubble: true
		},

		focus: {
			delegateType: "focusin"
		},
		blur: {
			delegateType: "focusout"
		},

		beforeunload: {
			setup: function( data, namespaces, eventHandle ) {
				// We only want to do this special case on windows
				if ( jQuery.isWindow( this ) ) {
					this.onbeforeunload = eventHandle;
				}
			},

			teardown: function( namespaces, eventHandle ) {
				if ( this.onbeforeunload === eventHandle ) {
					this.onbeforeunload = null;
				}
			}
		}
	},

	simulate: function( type, elem, event, bubble ) {
		// Piggyback on a donor event to simulate a different one.
		// Fake originalEvent to avoid donor's stopPropagation, but if the
		// simulated event prevents default then we do the same on the donor.
		var e = jQuery.extend(
			new jQuery.Event(),
			event,
			{ type: type,
				isSimulated: true,
				originalEvent: {}
			}
		);
		if ( bubble ) {
			jQuery.event.trigger( e, null, elem );
		} else {
			jQuery.event.dispatch.call( elem, e );
		}
		if ( e.isDefaultPrevented() ) {
			event.preventDefault();
		}
	}
};

// Some plugins are using, but it's undocumented/deprecated and will be removed.
// The 1.7 special event interface should provide all the hooks needed now.
jQuery.event.handle = jQuery.event.dispatch;

jQuery.removeEvent = document.removeEventListener ?
	function( elem, type, handle ) {
		if ( elem.removeEventListener ) {
			elem.removeEventListener( type, handle, false );
		}
	} :
	function( elem, type, handle ) {
		var name = "on" + type;

		if ( elem.detachEvent ) {

			// #8545, #7054, preventing memory leaks for custom events in IE6-8 –
			// detachEvent needed property on element, by name of that event, to properly expose it to GC
			if ( typeof elem[ name ] === "undefined" ) {
				elem[ name ] = null;
			}

			elem.detachEvent( name, handle );
		}
	};

jQuery.Event = function( src, props ) {
	// Allow instantiation without the 'new' keyword
	if ( !(this instanceof jQuery.Event) ) {
		return new jQuery.Event( src, props );
	}

	// Event object
	if ( src && src.type ) {
		this.originalEvent = src;
		this.type = src.type;

		// Events bubbling up the document may have been marked as prevented
		// by a handler lower down the tree; reflect the correct value.
		this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
			src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;

	// Event type
	} else {
		this.type = src;
	}

	// Put explicitly provided properties onto the event object
	if ( props ) {
		jQuery.extend( this, props );
	}

	// Create a timestamp if incoming event doesn't have one
	this.timeStamp = src && src.timeStamp || jQuery.now();

	// Mark it as fixed
	this[ jQuery.expando ] = true;
};

function returnFalse() {
	return false;
}
function returnTrue() {
	return true;
}

// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
jQuery.Event.prototype = {
	preventDefault: function() {
		this.isDefaultPrevented = returnTrue;

		var e = this.originalEvent;
		if ( !e ) {
			return;
		}

		// if preventDefault exists run it on the original event
		if ( e.preventDefault ) {
			e.preventDefault();

		// otherwise set the returnValue property of the original event to false (IE)
		} else {
			e.returnValue = false;
		}
	},
	stopPropagation: function() {
		this.isPropagationStopped = returnTrue;

		var e = this.originalEvent;
		if ( !e ) {
			return;
		}
		// if stopPropagation exists run it on the original event
		if ( e.stopPropagation ) {
			e.stopPropagation();
		}
		// otherwise set the cancelBubble property of the original event to true (IE)
		e.cancelBubble = true;
	},
	stopImmediatePropagation: function() {
		this.isImmediatePropagationStopped = returnTrue;
		this.stopPropagation();
	},
	isDefaultPrevented: returnFalse,
	isPropagationStopped: returnFalse,
	isImmediatePropagationStopped: returnFalse
};

// Create mouseenter/leave events using mouseover/out and event-time checks
jQuery.each({
	mouseenter: "mouseover",
	mouseleave: "mouseout"
}, function( orig, fix ) {
	jQuery.event.special[ orig ] = {
		delegateType: fix,
		bindType: fix,

		handle: function( event ) {
			var ret,
				target = this,
				related = event.relatedTarget,
				handleObj = event.handleObj,
				selector = handleObj.selector;

			// For mousenter/leave call the handler if related is outside the target.
			// NB: No relatedTarget if the mouse left/entered the browser window
			if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
				event.type = handleObj.origType;
				ret = handleObj.handler.apply( this, arguments );
				event.type = fix;
			}
			return ret;
		}
	};
});

// IE submit delegation
if ( !jQuery.support.submitBubbles ) {

	jQuery.event.special.submit = {
		setup: function() {
			// Only need this for delegated form submit events
			if ( jQuery.nodeName( this, "form" ) ) {
				return false;
			}

			// Lazy-add a submit handler when a descendant form may potentially be submitted
			jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
				// Node name check avoids a VML-related crash in IE (#9807)
				var elem = e.target,
					form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
				if ( form && !jQuery._data( form, "_submit_attached" ) ) {
					jQuery.event.add( form, "submit._submit", function( event ) {
						event._submit_bubble = true;
					});
					jQuery._data( form, "_submit_attached", true );
				}
			});
			// return undefined since we don't need an event listener
		},

		postDispatch: function( event ) {
			// If form was submitted by the user, bubble the event up the tree
			if ( event._submit_bubble ) {
				delete event._submit_bubble;
				if ( this.parentNode && !event.isTrigger ) {
					jQuery.event.simulate( "submit", this.parentNode, event, true );
				}
			}
		},

		teardown: function() {
			// Only need this for delegated form submit events
			if ( jQuery.nodeName( this, "form" ) ) {
				return false;
			}

			// Remove delegated handlers; cleanData eventually reaps submit handlers attached above
			jQuery.event.remove( this, "._submit" );
		}
	};
}

// IE change delegation and checkbox/radio fix
if ( !jQuery.support.changeBubbles ) {

	jQuery.event.special.change = {

		setup: function() {

			if ( rformElems.test( this.nodeName ) ) {
				// IE doesn't fire change on a check/radio until blur; trigger it on click
				// after a propertychange. Eat the blur-change in special.change.handle.
				// This still fires onchange a second time for check/radio after blur.
				if ( this.type === "checkbox" || this.type === "radio" ) {
					jQuery.event.add( this, "propertychange._change", function( event ) {
						if ( event.originalEvent.propertyName === "checked" ) {
							this._just_changed = true;
						}
					});
					jQuery.event.add( this, "click._change", function( event ) {
						if ( this._just_changed && !event.isTrigger ) {
							this._just_changed = false;
						}
						// Allow triggered, simulated change events (#11500)
						jQuery.event.simulate( "change", this, event, true );
					});
				}
				return false;
			}
			// Delegated event; lazy-add a change handler on descendant inputs
			jQuery.event.add( this, "beforeactivate._change", function( e ) {
				var elem = e.target;

				if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "_change_attached" ) ) {
					jQuery.event.add( elem, "change._change", function( event ) {
						if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
							jQuery.event.simulate( "change", this.parentNode, event, true );
						}
					});
					jQuery._data( elem, "_change_attached", true );
				}
			});
		},

		handle: function( event ) {
			var elem = event.target;

			// Swallow native change events from checkbox/radio, we already triggered them above
			if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
				return event.handleObj.handler.apply( this, arguments );
			}
		},

		teardown: function() {
			jQuery.event.remove( this, "._change" );

			return rformElems.test( this.nodeName );
		}
	};
}

// Create "bubbling" focus and blur events
if ( !jQuery.support.focusinBubbles ) {
	jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {

		// Attach a single capturing handler while someone wants focusin/focusout
		var attaches = 0,
			handler = function( event ) {
				jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
			};

		jQuery.event.special[ fix ] = {
			setup: function() {
				if ( attaches++ === 0 ) {
					document.addEventListener( orig, handler, true );
				}
			},
			teardown: function() {
				if ( --attaches === 0 ) {
					document.removeEventListener( orig, handler, true );
				}
			}
		};
	});
}

jQuery.fn.extend({

	on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
		var origFn, type;

		// Types can be a map of types/handlers
		if ( typeof types === "object" ) {
			// ( types-Object, selector, data )
			if ( typeof selector !== "string" ) { // && selector != null
				// ( types-Object, data )
				data = data || selector;
				selector = undefined;
			}
			for ( type in types ) {
				this.on( type, selector, data, types[ type ], one );
			}
			return this;
		}

		if ( data == null && fn == null ) {
			// ( types, fn )
			fn = selector;
			data = selector = undefined;
		} else if ( fn == null ) {
			if ( typeof selector === "string" ) {
				// ( types, selector, fn )
				fn = data;
				data = undefined;
			} else {
				// ( types, data, fn )
				fn = data;
				data = selector;
				selector = undefined;
			}
		}
		if ( fn === false ) {
			fn = returnFalse;
		} else if ( !fn ) {
			return this;
		}

		if ( one === 1 ) {
			origFn = fn;
			fn = function( event ) {
				// Can use an empty set, since event contains the info
				jQuery().off( event );
				return origFn.apply( this, arguments );
			};
			// Use same guid so caller can remove using origFn
			fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
		}
		return this.each( function() {
			jQuery.event.add( this, types, fn, data, selector );
		});
	},
	one: function( types, selector, data, fn ) {
		return this.on( types, selector, data, fn, 1 );
	},
	off: function( types, selector, fn ) {
		var handleObj, type;
		if ( types && types.preventDefault && types.handleObj ) {
			// ( event )  dispatched jQuery.Event
			handleObj = types.handleObj;
			jQuery( types.delegateTarget ).off(
				handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
				handleObj.selector,
				handleObj.handler
			);
			return this;
		}
		if ( typeof types === "object" ) {
			// ( types-object [, selector] )
			for ( type in types ) {
				this.off( type, selector, types[ type ] );
			}
			return this;
		}
		if ( selector === false || typeof selector === "function" ) {
			// ( types [, fn] )
			fn = selector;
			selector = undefined;
		}
		if ( fn === false ) {
			fn = returnFalse;
		}
		return this.each(function() {
			jQuery.event.remove( this, types, fn, selector );
		});
	},

	bind: function( types, data, fn ) {
		return this.on( types, null, data, fn );
	},
	unbind: function( types, fn ) {
		return this.off( types, null, fn );
	},

	live: function( types, data, fn ) {
		jQuery( this.context ).on( types, this.selector, data, fn );
		return this;
	},
	die: function( types, fn ) {
		jQuery( this.context ).off( types, this.selector || "**", fn );
		return this;
	},

	delegate: function( selector, types, data, fn ) {
		return this.on( types, selector, data, fn );
	},
	undelegate: function( selector, types, fn ) {
		// ( namespace ) or ( selector, types [, fn] )
		return arguments.length == 1? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
	},

	trigger: function( type, data ) {
		return this.each(function() {
			jQuery.event.trigger( type, data, this );
		});
	},
	triggerHandler: function( type, data ) {
		if ( this[0] ) {
			return jQuery.event.trigger( type, data, this[0], true );
		}
	},

	toggle: function( fn ) {
		// Save reference to arguments for access in closure
		var args = arguments,
			guid = fn.guid || jQuery.guid++,
			i = 0,
			toggler = function( event ) {
				// Figure out which function to execute
				var lastToggle = ( jQuery._data( this, "lastToggle" + fn.guid ) || 0 ) % i;
				jQuery._data( this, "lastToggle" + fn.guid, lastToggle + 1 );

				// Make sure that clicks stop
				event.preventDefault();

				// and execute the function
				return args[ lastToggle ].apply( this, arguments ) || false;
			};

		// link all the functions, so any of them can unbind this click handler
		toggler.guid = guid;
		while ( i < args.length ) {
			args[ i++ ].guid = guid;
		}

		return this.click( toggler );
	},

	hover: function( fnOver, fnOut ) {
		return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
	}
});

jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
	"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
	"change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {

	// Handle event binding
	jQuery.fn[ name ] = function( data, fn ) {
		if ( fn == null ) {
			fn = data;
			data = null;
		}

		return arguments.length > 0 ?
			this.on( name, null, data, fn ) :
			this.trigger( name );
	};

	if ( rkeyEvent.test( name ) ) {
		jQuery.event.fixHooks[ name ] = jQuery.event.keyHooks;
	}

	if ( rmouseEvent.test( name ) ) {
		jQuery.event.fixHooks[ name ] = jQuery.event.mouseHooks;
	}
});
/*!
 * Sizzle CSS Selector Engine
 *  Copyright 2012 jQuery Foundation and other contributors
 *  Released under the MIT license
 *  http://sizzlejs.com/
 */
(function( window, undefined ) {

var cachedruns,
	dirruns,
	sortOrder,
	siblingCheck,
	assertGetIdNotName,

	document = window.document,
	docElem = document.documentElement,

	strundefined = "undefined",
	hasDuplicate = false,
	baseHasDuplicate = true,
	done = 0,
	slice = [].slice,
	push = [].push,

	expando = ( "sizcache" + Math.random() ).replace( ".", "" ),

	// Regex

	// Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
	whitespace = "[\\x20\\t\\r\\n\\f]",
	// http://www.w3.org/TR/css3-syntax/#characters
	characterEncoding = "(?:\\\\.|[-\\w]|[^\\x00-\\xa0])+",

	// Loosely modeled on CSS identifier characters
	// An unquoted value should be a CSS identifier (http://www.w3.org/TR/css3-selectors/#attribute-selectors)
	// Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
	identifier = characterEncoding.replace( "w", "w#" ),

	// Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
	operators = "([*^$|!~]?=)",
	attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
		"*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
	pseudos = ":(" + characterEncoding + ")(?:\\((?:(['\"])((?:\\\\.|[^\\\\])*?)\\2|((?:[^,]|\\\\,|(?:,(?=[^\\[]*\\]))|(?:,(?=[^\\(]*\\))))*))\\)|)",
	pos = ":(nth|eq|gt|lt|first|last|even|odd)(?:\\((\\d*)\\)|)(?=[^-]|$)",
	combinators = whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*",
	groups = "(?=[^\\x20\\t\\r\\n\\f])(?:\\\\.|" + attributes + "|" + pseudos.replace( 2, 7 ) + "|[^\\\\(),])+",

	// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
	rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),

	rcombinators = new RegExp( "^" + combinators ),

	// All simple (non-comma) selectors, excluding insignifant trailing whitespace
	rgroups = new RegExp( groups + "?(?=" + whitespace + "*,|$)", "g" ),

	// A selector, or everything after leading whitespace
	// Optionally followed in either case by a ")" for terminating sub-selectors
	rselector = new RegExp( "^(?:(?!,)(?:(?:^|,)" + whitespace + "*" + groups + ")*?|" + whitespace + "*(.*?))(\\)|$)" ),

	// All combinators and selector components (attribute test, tag, pseudo, etc.), the latter appearing together when consecutive
	rtokens = new RegExp( groups.slice( 19, -6 ) + "\\x20\\t\\r\\n\\f>+~])+|" + combinators, "g" ),

	// Easily-parseable/retrievable ID or TAG or CLASS selectors
	rquickExpr = /^(?:#([\w\-]+)|(\w+)|\.([\w\-]+))$/,

	rsibling = /[\x20\t\r\n\f]*[+~]/,
	rendsWithNot = /:not\($/,

	rheader = /h\d/i,
	rinputs = /input|select|textarea|button/i,

	rbackslash = /\\(?!\\)/g,

	matchExpr = {
		"ID": new RegExp( "^#(" + characterEncoding + ")" ),
		"CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
		"NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ),
		"TAG": new RegExp( "^(" + characterEncoding.replace( "[-", "[-\\*" ) + ")" ),
		"ATTR": new RegExp( "^" + attributes ),
		"PSEUDO": new RegExp( "^" + pseudos ),
		"CHILD": new RegExp( "^:(only|nth|last|first)-child(?:\\(" + whitespace +
			"*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
			"*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
		"POS": new RegExp( pos, "ig" ),
		// For use in libraries implementing .is()
		"needsContext": new RegExp( "^" + whitespace + "*[>+~]|" + pos, "i" )
	},

	classCache = {},
	cachedClasses = [],
	compilerCache = {},
	cachedSelectors = [],

	// Mark a function for use in filtering
	markFunction = function( fn ) {
		fn.sizzleFilter = true;
		return fn;
	},

	// Returns a function to use in pseudos for input types
	createInputFunction = function( type ) {
		return function( elem ) {
			// Check the input's nodeName and type
			return elem.nodeName.toLowerCase() === "input" && elem.type === type;
		};
	},

	// Returns a function to use in pseudos for buttons
	createButtonFunction = function( type ) {
		return function( elem ) {
			var name = elem.nodeName.toLowerCase();
			return (name === "input" || name === "button") && elem.type === type;
		};
	},

	// Used for testing something on an element
	assert = function( fn ) {
		var pass = false,
			div = document.createElement("div");
		try {
			pass = fn( div );
		} catch (e) {}
		// release memory in IE
		div = null;
		return pass;
	},

	// Check if attributes should be retrieved by attribute nodes
	assertAttributes = assert(function( div ) {
		div.innerHTML = "<select></select>";
		var type = typeof div.lastChild.getAttribute("multiple");
		// IE8 returns a string for some attributes even when not present
		return type !== "boolean" && type !== "string";
	}),

	// Check if getElementById returns elements by name
	// Check if getElementsByName privileges form controls or returns elements by ID
	assertUsableName = assert(function( div ) {
		// Inject content
		div.id = expando + 0;
		div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";
		docElem.insertBefore( div, docElem.firstChild );

		// Test
		var pass = document.getElementsByName &&
			// buggy browsers will return fewer than the correct 2
			document.getElementsByName( expando ).length ===
			// buggy browsers will return more than the correct 0
			2 + document.getElementsByName( expando + 0 ).length;
		assertGetIdNotName = !document.getElementById( expando );

		// Cleanup
		docElem.removeChild( div );

		return pass;
	}),

	// Check if the browser returns only elements
	// when doing getElementsByTagName("*")
	assertTagNameNoComments = assert(function( div ) {
		div.appendChild( document.createComment("") );
		return div.getElementsByTagName("*").length === 0;
	}),

	// Check if getAttribute returns normalized href attributes
	assertHrefNotNormalized = assert(function( div ) {
		div.innerHTML = "<a href='#'></a>";
		return div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&
			div.firstChild.getAttribute("href") === "#";
	}),

	// Check if getElementsByClassName can be trusted
	assertUsableClassName = assert(function( div ) {
		// Opera can't find a second classname (in 9.6)
		div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>";
		if ( !div.getElementsByClassName || div.getElementsByClassName("e").length === 0 ) {
			return false;
		}

		// Safari caches class attributes, doesn't catch changes (in 3.2)
		div.lastChild.className = "e";
		return div.getElementsByClassName("e").length !== 1;
	});

var Sizzle = function( selector, context, results, seed ) {
	results = results || [];
	context = context || document;
	var match, elem, xml, m,
		nodeType = context.nodeType;

	if ( nodeType !== 1 && nodeType !== 9 ) {
		return [];
	}

	if ( !selector || typeof selector !== "string" ) {
		return results;
	}

	xml = isXML( context );

	if ( !xml && !seed ) {
		if ( (match = rquickExpr.exec( selector )) ) {
			// Speed-up: Sizzle("#ID")
			if ( (m = match[1]) ) {
				if ( nodeType === 9 ) {
					elem = context.getElementById( m );
					// Check parentNode to catch when Blackberry 4.6 returns
					// nodes that are no longer in the document #6963
					if ( elem && elem.parentNode ) {
						// Handle the case where IE, Opera, and Webkit return items
						// by name instead of ID
						if ( elem.id === m ) {
							results.push( elem );
							return results;
						}
					} else {
						return results;
					}
				} else {
					// Context is not a document
					if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
						contains( context, elem ) && elem.id === m ) {
						results.push( elem );
						return results;
					}
				}

			// Speed-up: Sizzle("TAG")
			} else if ( match[2] ) {
				push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) );
				return results;

			// Speed-up: Sizzle(".CLASS")
			} else if ( (m = match[3]) && assertUsableClassName && context.getElementsByClassName ) {
				push.apply( results, slice.call(context.getElementsByClassName( m ), 0) );
				return results;
			}
		}
	}

	// All others
	return select( selector, context, results, seed, xml );
};

var Expr = Sizzle.selectors = {

	// Can be adjusted by the user
	cacheLength: 50,

	match: matchExpr,

	order: [ "ID", "TAG" ],

	attrHandle: {},

	createPseudo: markFunction,

	find: {
		"ID": assertGetIdNotName ?
			function( id, context, xml ) {
				if ( typeof context.getElementById !== strundefined && !xml ) {
					var m = context.getElementById( id );
					// Check parentNode to catch when Blackberry 4.6 returns
					// nodes that are no longer in the document #6963
					return m && m.parentNode ? [m] : [];
				}
			} :
			function( id, context, xml ) {
				if ( typeof context.getElementById !== strundefined && !xml ) {
					var m = context.getElementById( id );

					return m ?
						m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ?
							[m] :
							undefined :
						[];
				}
			},

		"TAG": assertTagNameNoComments ?
			function( tag, context ) {
				if ( typeof context.getElementsByTagName !== strundefined ) {
					return context.getElementsByTagName( tag );
				}
			} :
			function( tag, context ) {
				var results = context.getElementsByTagName( tag );

				// Filter out possible comments
				if ( tag === "*" ) {
					var elem,
						tmp = [],
						i = 0;

					for ( ; (elem = results[i]); i++ ) {
						if ( elem.nodeType === 1 ) {
							tmp.push( elem );
						}
					}

					return tmp;
				}
				return results;
			}
	},

	relative: {
		">": { dir: "parentNode", first: true },
		" ": { dir: "parentNode" },
		"+": { dir: "previousSibling", first: true },
		"~": { dir: "previousSibling" }
	},

	preFilter: {
		"ATTR": function( match ) {
			match[1] = match[1].replace( rbackslash, "" );

			// Move the given value to match[3] whether quoted or unquoted
			match[3] = ( match[4] || match[5] || "" ).replace( rbackslash, "" );

			if ( match[2] === "~=" ) {
				match[3] = " " + match[3] + " ";
			}

			return match.slice( 0, 4 );
		},

		"CHILD": function( match ) {
			/* matches from matchExpr.CHILD
				1 type (only|nth|...)
				2 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
				3 xn-component of xn+y argument ([+-]?\d*n|)
				4 sign of xn-component
				5 x of xn-component
				6 sign of y-component
				7 y of y-component
			*/
			match[1] = match[1].toLowerCase();

			if ( match[1] === "nth" ) {
				// nth-child requires argument
				if ( !match[2] ) {
					Sizzle.error( match[0] );
				}

				// numeric x and y parameters for Expr.filter.CHILD
				// remember that false/true cast respectively to 0/1
				match[3] = +( match[3] ? match[4] + (match[5] || 1) : 2 * ( match[2] === "even" || match[2] === "odd" ) );
				match[4] = +( ( match[6] + match[7] ) || match[2] === "odd" );

			// other types prohibit arguments
			} else if ( match[2] ) {
				Sizzle.error( match[0] );
			}

			return match;
		},

		"PSEUDO": function( match ) {
			var argument,
				unquoted = match[4];

			if ( matchExpr["CHILD"].test( match[0] ) ) {
				return null;
			}

			// Relinquish our claim on characters in `unquoted` from a closing parenthesis on
			if ( unquoted && (argument = rselector.exec( unquoted )) && argument.pop() ) {

				match[0] = match[0].slice( 0, argument[0].length - unquoted.length - 1 );
				unquoted = argument[0].slice( 0, -1 );
			}

			// Quoted or unquoted, we have the full argument
			// Return only captures needed by the pseudo filter method (type and argument)
			match.splice( 2, 3, unquoted || match[3] );
			return match;
		}
	},

	filter: {
		"ID": assertGetIdNotName ?
			function( id ) {
				id = id.replace( rbackslash, "" );
				return function( elem ) {
					return elem.getAttribute("id") === id;
				};
			} :
			function( id ) {
				id = id.replace( rbackslash, "" );
				return function( elem ) {
					var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
					return node && node.value === id;
				};
			},

		"TAG": function( nodeName ) {
			if ( nodeName === "*" ) {
				return function() { return true; };
			}
			nodeName = nodeName.replace( rbackslash, "" ).toLowerCase();

			return function( elem ) {
				return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
			};
		},

		"CLASS": function( className ) {
			var pattern = classCache[ className ];
			if ( !pattern ) {
				pattern = classCache[ className ] = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" );
				cachedClasses.push( className );
				// Avoid too large of a cache
				if ( cachedClasses.length > Expr.cacheLength ) {
					delete classCache[ cachedClasses.shift() ];
				}
			}
			return function( elem ) {
				return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" );
			};
		},

		"ATTR": function( name, operator, check ) {
			if ( !operator ) {
				return function( elem ) {
					return Sizzle.attr( elem, name ) != null;
				};
			}

			return function( elem ) {
				var result = Sizzle.attr( elem, name ),
					value = result + "";

				if ( result == null ) {
					return operator === "!=";
				}

				switch ( operator ) {
					case "=":
						return value === check;
					case "!=":
						return value !== check;
					case "^=":
						return check && value.indexOf( check ) === 0;
					case "*=":
						return check && value.indexOf( check ) > -1;
					case "$=":
						return check && value.substr( value.length - check.length ) === check;
					case "~=":
						return ( " " + value + " " ).indexOf( check ) > -1;
					case "|=":
						return value === check || value.substr( 0, check.length + 1 ) === check + "-";
				}
			};
		},

		"CHILD": function( type, argument, first, last ) {

			if ( type === "nth" ) {
				var doneName = done++;

				return function( elem ) {
					var parent, diff,
						count = 0,
						node = elem;

					if ( first === 1 && last === 0 ) {
						return true;
					}

					parent = elem.parentNode;

					if ( parent && (parent[ expando ] !== doneName || !elem.sizset) ) {
						for ( node = parent.firstChild; node; node = node.nextSibling ) {
							if ( node.nodeType === 1 ) {
								node.sizset = ++count;
								if ( node === elem ) {
									break;
								}
							}
						}

						parent[ expando ] = doneName;
					}

					diff = elem.sizset - last;

					if ( first === 0 ) {
						return diff === 0;

					} else {
						return ( diff % first === 0 && diff / first >= 0 );
					}
				};
			}

			return function( elem ) {
				var node = elem;

				switch ( type ) {
					case "only":
					case "first":
						while ( (node = node.previousSibling) ) {
							if ( node.nodeType === 1 ) {
								return false;
							}
						}

						if ( type === "first" ) {
							return true;
						}

						node = elem;

						/* falls through */
					case "last":
						while ( (node = node.nextSibling) ) {
							if ( node.nodeType === 1 ) {
								return false;
							}
						}

						return true;
				}
			};
		},

		"PSEUDO": function( pseudo, argument, context, xml ) {
			// pseudo-class names are case-insensitive
			// http://www.w3.org/TR/selectors/#pseudo-classes
			// Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
			var fn = Expr.pseudos[ pseudo ] || Expr.pseudos[ pseudo.toLowerCase() ];

			if ( !fn ) {
				Sizzle.error( "unsupported pseudo: " + pseudo );
			}

			// The user may set fn.sizzleFilter to indicate
			// that arguments are needed to create the filter function
			// just as Sizzle does
			if ( !fn.sizzleFilter ) {
				return fn;
			}

			return fn( argument, context, xml );
		}
	},

	pseudos: {
		"not": markFunction(function( selector, context, xml ) {
			// Trim the selector passed to compile
			// to avoid treating leading and trailing
			// spaces as combinators
			var matcher = compile( selector.replace( rtrim, "$1" ), context, xml );
			return function( elem ) {
				return !matcher( elem );
			};
		}),

		"enabled": function( elem ) {
			return elem.disabled === false;
		},

		"disabled": function( elem ) {
			return elem.disabled === true;
		},

		"checked": function( elem ) {
			// In CSS3, :checked should return both checked and selected elements
			// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
			var nodeName = elem.nodeName.toLowerCase();
			return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
		},

		"selected": function( elem ) {
			// Accessing this property makes selected-by-default
			// options in Safari work properly
			if ( elem.parentNode ) {
				elem.parentNode.selectedIndex;
			}

			return elem.selected === true;
		},

		"parent": function( elem ) {
			return !Expr.pseudos["empty"]( elem );
		},

		"empty": function( elem ) {
			// http://www.w3.org/TR/selectors/#empty-pseudo
			// :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
			//   not comment, processing instructions, or others
			// Thanks to Diego Perini for the nodeName shortcut
			//   Greater than "@" means alpha characters (specifically not starting with "#" or "?")
			var nodeType;
			elem = elem.firstChild;
			while ( elem ) {
				if ( elem.nodeName > "@" || (nodeType = elem.nodeType) === 3 || nodeType === 4 ) {
					return false;
				}
				elem = elem.nextSibling;
			}
			return true;
		},

		"contains": markFunction(function( text ) {
			return function( elem ) {
				return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
			};
		}),

		"has": markFunction(function( selector ) {
			return function( elem ) {
				return Sizzle( selector, elem ).length > 0;
			};
		}),

		"header": function( elem ) {
			return rheader.test( elem.nodeName );
		},

		"text": function( elem ) {
			var type, attr;
			// IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
			// use getAttribute instead to test this case
			return elem.nodeName.toLowerCase() === "input" &&
				(type = elem.type) === "text" &&
				( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === type );
		},

		// Input types
		"radio": createInputFunction("radio"),
		"checkbox": createInputFunction("checkbox"),
		"file": createInputFunction("file"),
		"password": createInputFunction("password"),
		"image": createInputFunction("image"),

		"submit": createButtonFunction("submit"),
		"reset": createButtonFunction("reset"),

		"button": function( elem ) {
			var name = elem.nodeName.toLowerCase();
			return name === "input" && elem.type === "button" || name === "button";
		},

		"input": function( elem ) {
			return rinputs.test( elem.nodeName );
		},

		"focus": function( elem ) {
			var doc = elem.ownerDocument;
			return elem === doc.activeElement && (!doc.hasFocus || doc.hasFocus()) && !!(elem.type || elem.href);
		},

		"active": function( elem ) {
			return elem === elem.ownerDocument.activeElement;
		}
	},

	setFilters: {
		"first": function( elements, argument, not ) {
			return not ? elements.slice( 1 ) : [ elements[0] ];
		},

		"last": function( elements, argument, not ) {
			var elem = elements.pop();
			return not ? elements : [ elem ];
		},

		"even": function( elements, argument, not ) {
			var results = [],
				i = not ? 1 : 0,
				len = elements.length;
			for ( ; i < len; i = i + 2 ) {
				results.push( elements[i] );
			}
			return results;
		},

		"odd": function( elements, argument, not ) {
			var results = [],
				i = not ? 0 : 1,
				len = elements.length;
			for ( ; i < len; i = i + 2 ) {
				results.push( elements[i] );
			}
			return results;
		},

		"lt": function( elements, argument, not ) {
			return not ? elements.slice( +argument ) : elements.slice( 0, +argument );
		},

		"gt": function( elements, argument, not ) {
			return not ? elements.slice( 0, +argument + 1 ) : elements.slice( +argument + 1 );
		},

		"eq": function( elements, argument, not ) {
			var elem = elements.splice( +argument, 1 );
			return not ? elements : elem;
		}
	}
};

// Deprecated
Expr.setFilters["nth"] = Expr.setFilters["eq"];

// Back-compat
Expr.filters = Expr.pseudos;

// IE6/7 return a modified href
if ( !assertHrefNotNormalized ) {
	Expr.attrHandle = {
		"href": function( elem ) {
			return elem.getAttribute( "href", 2 );
		},
		"type": function( elem ) {
			return elem.getAttribute("type");
		}
	};
}

// Add getElementsByName if usable
if ( assertUsableName ) {
	Expr.order.push("NAME");
	Expr.find["NAME"] = function( name, context ) {
		if ( typeof context.getElementsByName !== strundefined ) {
			return context.getElementsByName( name );
		}
	};
}

// Add getElementsByClassName if usable
if ( assertUsableClassName ) {
	Expr.order.splice( 1, 0, "CLASS" );
	Expr.find["CLASS"] = function( className, context, xml ) {
		if ( typeof context.getElementsByClassName !== strundefined && !xml ) {
			return context.getElementsByClassName( className );
		}
	};
}

// If slice is not available, provide a backup
try {
	slice.call( docElem.childNodes, 0 )[0].nodeType;
} catch ( e ) {
	slice = function( i ) {
		var elem, results = [];
		for ( ; (elem = this[i]); i++ ) {
			results.push( elem );
		}
		return results;
	};
}

var isXML = Sizzle.isXML = function( elem ) {
	// documentElement is verified for cases where it doesn't yet exist
	// (such as loading iframes in IE - #4833)
	var documentElement = elem && (elem.ownerDocument || elem).documentElement;
	return documentElement ? documentElement.nodeName !== "HTML" : false;
};

// Element contains another
var contains = Sizzle.contains = docElem.compareDocumentPosition ?
	function( a, b ) {
		return !!( a.compareDocumentPosition( b ) & 16 );
	} :
	docElem.contains ?
	function( a, b ) {
		var adown = a.nodeType === 9 ? a.documentElement : a,
			bup = b.parentNode;
		return a === bup || !!( bup && bup.nodeType === 1 && adown.contains && adown.contains(bup) );
	} :
	function( a, b ) {
		while ( (b = b.parentNode) ) {
			if ( b === a ) {
				return true;
			}
		}
		return false;
	};

/**
 * Utility function for retrieving the text value of an array of DOM nodes
 * @param {Array|Element} elem
 */
var getText = Sizzle.getText = function( elem ) {
	var node,
		ret = "",
		i = 0,
		nodeType = elem.nodeType;

	if ( nodeType ) {
		if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
			// Use textContent for elements
			// innerText usage removed for consistency of new lines (see #11153)
			if ( typeof elem.textContent === "string" ) {
				return elem.textContent;
			} else {
				// Traverse its children
				for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
					ret += getText( elem );
				}
			}
		} else if ( nodeType === 3 || nodeType === 4 ) {
			return elem.nodeValue;
		}
		// Do not include comment or processing instruction nodes
	} else {

		// If no nodeType, this is expected to be an array
		for ( ; (node = elem[i]); i++ ) {
			// Do not traverse comment nodes
			ret += getText( node );
		}
	}
	return ret;
};

Sizzle.attr = function( elem, name ) {
	var attr,
		xml = isXML( elem );

	if ( !xml ) {
		name = name.toLowerCase();
	}
	if ( Expr.attrHandle[ name ] ) {
		return Expr.attrHandle[ name ]( elem );
	}
	if ( assertAttributes || xml ) {
		return elem.getAttribute( name );
	}
	attr = elem.getAttributeNode( name );
	return attr ?
		typeof elem[ name ] === "boolean" ?
			elem[ name ] ? name : null :
			attr.specified ? attr.value : null :
		null;
};

Sizzle.error = function( msg ) {
	throw new Error( "Syntax error, unrecognized expression: " + msg );
};

// Check if the JavaScript engine is using some sort of
// optimization where it does not always call our comparision
// function. If that is the case, discard the hasDuplicate value.
//   Thus far that includes Google Chrome.
[0, 0].sort(function() {
	return (baseHasDuplicate = 0);
});


if ( docElem.compareDocumentPosition ) {
	sortOrder = function( a, b ) {
		if ( a === b ) {
			hasDuplicate = true;
			return 0;
		}

		return ( !a.compareDocumentPosition || !b.compareDocumentPosition ?
			a.compareDocumentPosition :
			a.compareDocumentPosition(b) & 4
		) ? -1 : 1;
	};

} else {
	sortOrder = function( a, b ) {
		// The nodes are identical, we can exit early
		if ( a === b ) {
			hasDuplicate = true;
			return 0;

		// Fallback to using sourceIndex (in IE) if it's available on both nodes
		} else if ( a.sourceIndex && b.sourceIndex ) {
			return a.sourceIndex - b.sourceIndex;
		}

		var al, bl,
			ap = [],
			bp = [],
			aup = a.parentNode,
			bup = b.parentNode,
			cur = aup;

		// If the nodes are siblings (or identical) we can do a quick check
		if ( aup === bup ) {
			return siblingCheck( a, b );

		// If no parents were found then the nodes are disconnected
		} else if ( !aup ) {
			return -1;

		} else if ( !bup ) {
			return 1;
		}

		// Otherwise they're somewhere else in the tree so we need
		// to build up a full list of the parentNodes for comparison
		while ( cur ) {
			ap.unshift( cur );
			cur = cur.parentNode;
		}

		cur = bup;

		while ( cur ) {
			bp.unshift( cur );
			cur = cur.parentNode;
		}

		al = ap.length;
		bl = bp.length;

		// Start walking down the tree looking for a discrepancy
		for ( var i = 0; i < al && i < bl; i++ ) {
			if ( ap[i] !== bp[i] ) {
				return siblingCheck( ap[i], bp[i] );
			}
		}

		// We ended someplace up the tree so do a sibling check
		return i === al ?
			siblingCheck( a, bp[i], -1 ) :
			siblingCheck( ap[i], b, 1 );
	};

	siblingCheck = function( a, b, ret ) {
		if ( a === b ) {
			return ret;
		}

		var cur = a.nextSibling;

		while ( cur ) {
			if ( cur === b ) {
				return -1;
			}

			cur = cur.nextSibling;
		}

		return 1;
	};
}

// Document sorting and removing duplicates
Sizzle.uniqueSort = function( results ) {
	var elem,
		i = 1;

	if ( sortOrder ) {
		hasDuplicate = baseHasDuplicate;
		results.sort( sortOrder );

		if ( hasDuplicate ) {
			for ( ; (elem = results[i]); i++ ) {
				if ( elem === results[ i - 1 ] ) {
					results.splice( i--, 1 );
				}
			}
		}
	}

	return results;
};

function multipleContexts( selector, contexts, results, seed ) {
	var i = 0,
		len = contexts.length;
	for ( ; i < len; i++ ) {
		Sizzle( selector, contexts[i], results, seed );
	}
}

function handlePOSGroup( selector, posfilter, argument, contexts, seed, not ) {
	var results,
		fn = Expr.setFilters[ posfilter.toLowerCase() ];

	if ( !fn ) {
		Sizzle.error( posfilter );
	}

	if ( selector || !(results = seed) ) {
		multipleContexts( selector || "*", contexts, (results = []), seed );
	}

	return results.length > 0 ? fn( results, argument, not ) : [];
}

function handlePOS( selector, context, results, seed, groups ) {
	var match, not, anchor, ret, elements, currentContexts, part, lastIndex,
		i = 0,
		len = groups.length,
		rpos = matchExpr["POS"],
		// This is generated here in case matchExpr["POS"] is extended
		rposgroups = new RegExp( "^" + rpos.source + "(?!" + whitespace + ")", "i" ),
		// This is for making sure non-participating
		// matching groups are represented cross-browser (IE6-8)
		setUndefined = function() {
			var i = 1,
				len = arguments.length - 2;
			for ( ; i < len; i++ ) {
				if ( arguments[i] === undefined ) {
					match[i] = undefined;
				}
			}
		};

	for ( ; i < len; i++ ) {
		// Reset regex index to 0
		rpos.exec("");
		selector = groups[i];
		ret = [];
		anchor = 0;
		elements = seed;
		while ( (match = rpos.exec( selector )) ) {
			lastIndex = rpos.lastIndex = match.index + match[0].length;
			if ( lastIndex > anchor ) {
				part = selector.slice( anchor, match.index );
				anchor = lastIndex;
				currentContexts = [ context ];

				if ( rcombinators.test(part) ) {
					if ( elements ) {
						currentContexts = elements;
					}
					elements = seed;
				}

				if ( (not = rendsWithNot.test( part )) ) {
					part = part.slice( 0, -5 ).replace( rcombinators, "$&*" );
				}

				if ( match.length > 1 ) {
					match[0].replace( rposgroups, setUndefined );
				}
				elements = handlePOSGroup( part, match[1], match[2], currentContexts, elements, not );
			}
		}

		if ( elements ) {
			ret = ret.concat( elements );

			if ( (part = selector.slice( anchor )) && part !== ")" ) {
				if ( rcombinators.test(part) ) {
					multipleContexts( part, ret, results, seed );
				} else {
					Sizzle( part, context, results, seed ? seed.concat(elements) : elements );
				}
			} else {
				push.apply( results, ret );
			}
		} else {
			Sizzle( selector, context, results, seed );
		}
	}

	// Do not sort if this is a single filter
	return len === 1 ? results : Sizzle.uniqueSort( results );
}

function tokenize( selector, context, xml ) {
	var tokens, soFar, type,
		groups = [],
		i = 0,

		// Catch obvious selector issues: terminal ")"; nonempty fallback match
		// rselector never fails to match *something*
		match = rselector.exec( selector ),
		matched = !match.pop() && !match.pop(),
		selectorGroups = matched && selector.match( rgroups ) || [""],

		preFilters = Expr.preFilter,
		filters = Expr.filter,
		checkContext = !xml && context !== document;

	for ( ; (soFar = selectorGroups[i]) != null && matched; i++ ) {
		groups.push( tokens = [] );

		// Need to make sure we're within a narrower context if necessary
		// Adding a descendant combinator will generate what is needed
		if ( checkContext ) {
			soFar = " " + soFar;
		}

		while ( soFar ) {
			matched = false;

			// Combinators
			if ( (match = rcombinators.exec( soFar )) ) {
				soFar = soFar.slice( match[0].length );

				// Cast descendant combinators to space
				matched = tokens.push({ part: match.pop().replace( rtrim, " " ), captures: match });
			}

			// Filters
			for ( type in filters ) {
				if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
					(match = preFilters[ type ]( match, context, xml )) ) ) {

					soFar = soFar.slice( match.shift().length );
					matched = tokens.push({ part: type, captures: match });
				}
			}

			if ( !matched ) {
				break;
			}
		}
	}

	if ( !matched ) {
		Sizzle.error( selector );
	}

	return groups;
}

function addCombinator( matcher, combinator, context ) {
	var dir = combinator.dir,
		doneName = done++;

	if ( !matcher ) {
		// If there is no matcher to check, check against the context
		matcher = function( elem ) {
			return elem === context;
		};
	}
	return combinator.first ?
		function( elem, context ) {
			while ( (elem = elem[ dir ]) ) {
				if ( elem.nodeType === 1 ) {
					return matcher( elem, context ) && elem;
				}
			}
		} :
		function( elem, context ) {
			var cache,
				dirkey = doneName + "." + dirruns,
				cachedkey = dirkey + "." + cachedruns;
			while ( (elem = elem[ dir ]) ) {
				if ( elem.nodeType === 1 ) {
					if ( (cache = elem[ expando ]) === cachedkey ) {
						return elem.sizset;
					} else if ( typeof cache === "string" && cache.indexOf(dirkey) === 0 ) {
						if ( elem.sizset ) {
							return elem;
						}
					} else {
						elem[ expando ] = cachedkey;
						if ( matcher( elem, context ) ) {
							elem.sizset = true;
							return elem;
						}
						elem.sizset = false;
					}
				}
			}
		};
}

function addMatcher( higher, deeper ) {
	return higher ?
		function( elem, context ) {
			var result = deeper( elem, context );
			return result && higher( result === true ? elem : result, context );
		} :
		deeper;
}

// ["TAG", ">", "ID", " ", "CLASS"]
function matcherFromTokens( tokens, context, xml ) {
	var token, matcher,
		i = 0;

	for ( ; (token = tokens[i]); i++ ) {
		if ( Expr.relative[ token.part ] ) {
			matcher = addCombinator( matcher, Expr.relative[ token.part ], context );
		} else {
			token.captures.push( context, xml );
			matcher = addMatcher( matcher, Expr.filter[ token.part ].apply( null, token.captures ) );
		}
	}

	return matcher;
}

function matcherFromGroupMatchers( matchers ) {
	return function( elem, context ) {
		var matcher,
			j = 0;
		for ( ; (matcher = matchers[j]); j++ ) {
			if ( matcher(elem, context) ) {
				return true;
			}
		}
		return false;
	};
}

var compile = Sizzle.compile = function( selector, context, xml ) {
	var tokens, group, i,
		cached = compilerCache[ selector ];

	// Return a cached group function if already generated (context dependent)
	if ( cached && cached.context === context ) {
		return cached;
	}

	// Generate a function of recursive functions that can be used to check each element
	group = tokenize( selector, context, xml );
	for ( i = 0; (tokens = group[i]); i++ ) {
		group[i] = matcherFromTokens( tokens, context, xml );
	}

	// Cache the compiled function
	cached = compilerCache[ selector ] = matcherFromGroupMatchers( group );
	cached.context = context;
	cached.runs = cached.dirruns = 0;
	cachedSelectors.push( selector );
	// Ensure only the most recent are cached
	if ( cachedSelectors.length > Expr.cacheLength ) {
		delete compilerCache[ cachedSelectors.shift() ];
	}
	return cached;
};

Sizzle.matches = function( expr, elements ) {
	return Sizzle( expr, null, null, elements );
};

Sizzle.matchesSelector = function( elem, expr ) {
	return Sizzle( expr, null, null, [ elem ] ).length > 0;
};

var select = function( selector, context, results, seed, xml ) {
	// Remove excessive whitespace
	selector = selector.replace( rtrim, "$1" );
	var elements, matcher, i, len, elem, token,
		type, findContext, notTokens,
		match = selector.match( rgroups ),
		tokens = selector.match( rtokens ),
		contextNodeType = context.nodeType;

	// POS handling
	if ( matchExpr["POS"].test(selector) ) {
		return handlePOS( selector, context, results, seed, match );
	}

	if ( seed ) {
		elements = slice.call( seed, 0 );

	// To maintain document order, only narrow the
	// set if there is one group
	} else if ( match && match.length === 1 ) {

		// Take a shortcut and set the context if the root selector is an ID
		if ( tokens.length > 1 && contextNodeType === 9 && !xml &&
				(match = matchExpr["ID"].exec( tokens[0] )) ) {

			context = Expr.find["ID"]( match[1], context, xml )[0];
			if ( !context ) {
				return results;
			}

			selector = selector.slice( tokens.shift().length );
		}

		findContext = ( (match = rsibling.exec( tokens[0] )) && !match.index && context.parentNode ) || context;

		// Get the last token, excluding :not
		notTokens = tokens.pop();
		token = notTokens.split(":not")[0];

		for ( i = 0, len = Expr.order.length; i < len; i++ ) {
			type = Expr.order[i];

			if ( (match = matchExpr[ type ].exec( token )) ) {
				elements = Expr.find[ type ]( (match[1] || "").replace( rbackslash, "" ), findContext, xml );

				if ( elements == null ) {
					continue;
				}

				if ( token === notTokens ) {
					selector = selector.slice( 0, selector.length - notTokens.length ) +
						token.replace( matchExpr[ type ], "" );

					if ( !selector ) {
						push.apply( results, slice.call(elements, 0) );
					}
				}
				break;
			}
		}
	}

	// Only loop over the given elements once
	// If selector is empty, we're already done
	if ( selector ) {
		matcher = compile( selector, context, xml );
		dirruns = matcher.dirruns++;

		if ( elements == null ) {
			elements = Expr.find["TAG"]( "*", (rsibling.test( selector ) && context.parentNode) || context );
		}
		for ( i = 0; (elem = elements[i]); i++ ) {
			cachedruns = matcher.runs++;
			if ( matcher(elem, context) ) {
				results.push( elem );
			}
		}
	}

	return results;
};

if ( document.querySelectorAll ) {
	(function() {
		var disconnectedMatch,
			oldSelect = select,
			rescape = /'|\\/g,
			rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,
			rbuggyQSA = [],
			// matchesSelector(:active) reports false when true (IE9/Opera 11.5)
			// A support test would require too much code (would include document ready)
			// just skip matchesSelector for :active
			rbuggyMatches = [":active"],
			matches = docElem.matchesSelector ||
				docElem.mozMatchesSelector ||
				docElem.webkitMatchesSelector ||
				docElem.oMatchesSelector ||
				docElem.msMatchesSelector;

		// Build QSA regex
		// Regex strategy adopted from Diego Perini
		assert(function( div ) {
			div.innerHTML = "<select><option selected></option></select>";

			// IE8 - Some boolean attributes are not treated correctly
			if ( !div.querySelectorAll("[selected]").length ) {
				rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" );
			}

			// Webkit/Opera - :checked should return selected option elements
			// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
			// IE8 throws error here (do not put tests after this one)
			if ( !div.querySelectorAll(":checked").length ) {
				rbuggyQSA.push(":checked");
			}
		});

		assert(function( div ) {

			// Opera 10-12/IE9 - ^= $= *= and empty values
			// Should not select anything
			div.innerHTML = "<p test=''></p>";
			if ( div.querySelectorAll("[test^='']").length ) {
				rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" );
			}

			// FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
			// IE8 throws error here (do not put tests after this one)
			div.innerHTML = "<input type='hidden'>";
			if ( !div.querySelectorAll(":enabled").length ) {
				rbuggyQSA.push(":enabled", ":disabled");
			}
		});

		rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );

		select = function( selector, context, results, seed, xml ) {
			// Only use querySelectorAll when not filtering,
			// when this is not xml,
			// and when no QSA bugs apply
			if ( !seed && !xml && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
				if ( context.nodeType === 9 ) {
					try {
						push.apply( results, slice.call(context.querySelectorAll( selector ), 0) );
						return results;
					} catch(qsaError) {}
				// qSA works strangely on Element-rooted queries
				// We can work around this by specifying an extra ID on the root
				// and working up from there (Thanks to Andrew Dupont for the technique)
				// IE 8 doesn't work on object elements
				} else if ( context.nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
					var old = context.getAttribute("id"),
						nid = old || expando,
						newContext = rsibling.test( selector ) && context.parentNode || context;

					if ( old ) {
						nid = nid.replace( rescape, "\\$&" );
					} else {
						context.setAttribute( "id", nid );
					}

					try {
						push.apply( results, slice.call( newContext.querySelectorAll(
							selector.replace( rgroups, "[id='" + nid + "'] $&" )
						), 0 ) );
						return results;
					} catch(qsaError) {
					} finally {
						if ( !old ) {
							context.removeAttribute("id");
						}
					}
				}
			}

			return oldSelect( selector, context, results, seed, xml );
		};

		if ( matches ) {
			assert(function( div ) {
				// Check to see if it's possible to do matchesSelector
				// on a disconnected node (IE 9)
				disconnectedMatch = matches.call( div, "div" );

				// This should fail with an exception
				// Gecko does not error, returns false instead
				try {
					matches.call( div, "[test!='']:sizzle" );
					rbuggyMatches.push( Expr.match.PSEUDO );
				} catch ( e ) {}
			});

			// rbuggyMatches always contains :active, so no need for a length check
			rbuggyMatches = /* rbuggyMatches.length && */ new RegExp( rbuggyMatches.join("|") );

			Sizzle.matchesSelector = function( elem, expr ) {
				// Make sure that attribute selectors are quoted
				expr = expr.replace( rattributeQuotes, "='$1']" );

				// rbuggyMatches always contains :active, so no need for an existence check
				if ( !isXML( elem ) && !rbuggyMatches.test( expr ) && (!rbuggyQSA || !rbuggyQSA.test( expr )) ) {
					try {
						var ret = matches.call( elem, expr );

						// IE 9's matchesSelector returns false on disconnected nodes
						if ( ret || disconnectedMatch ||
								// As well, disconnected nodes are said to be in a document
								// fragment in IE 9
								elem.document && elem.document.nodeType !== 11 ) {
							return ret;
						}
					} catch(e) {}
				}

				return Sizzle( expr, null, null, [ elem ] ).length > 0;
			};
		}
	})();
}

// Override sizzle attribute retrieval
Sizzle.attr = jQuery.attr;
jQuery.find = Sizzle;
jQuery.expr = Sizzle.selectors;
jQuery.expr[":"] = jQuery.expr.pseudos;
jQuery.unique = Sizzle.uniqueSort;
jQuery.text = Sizzle.getText;
jQuery.isXMLDoc = Sizzle.isXML;
jQuery.contains = Sizzle.contains;


})( window );
var runtil = /Until$/,
	rparentsprev = /^(?:parents|prev(?:Until|All))/,
	isSimple = /^.[^:#\[\.,]*$/,
	rneedsContext = jQuery.expr.match.needsContext,
	// methods guaranteed to produce a unique set when starting from a unique set
	guaranteedUnique = {
		children: true,
		contents: true,
		next: true,
		prev: true
	};

jQuery.fn.extend({
	find: function( selector ) {
		var i, l, length, n, r, ret,
			self = this;

		if ( typeof selector !== "string" ) {
			return jQuery( selector ).filter(function() {
				for ( i = 0, l = self.length; i < l; i++ ) {
					if ( jQuery.contains( self[ i ], this ) ) {
						return true;
					}
				}
			});
		}

		ret = this.pushStack( "", "find", selector );

		for ( i = 0, l = this.length; i < l; i++ ) {
			length = ret.length;
			jQuery.find( selector, this[i], ret );

			if ( i > 0 ) {
				// Make sure that the results are unique
				for ( n = length; n < ret.length; n++ ) {
					for ( r = 0; r < length; r++ ) {
						if ( ret[r] === ret[n] ) {
							ret.splice(n--, 1);
							break;
						}
					}
				}
			}
		}

		return ret;
	},

	has: function( target ) {
		var i,
			targets = jQuery( target, this ),
			len = targets.length;

		return this.filter(function() {
			for ( i = 0; i < len; i++ ) {
				if ( jQuery.contains( this, targets[i] ) ) {
					return true;
				}
			}
		});
	},

	not: function( selector ) {
		return this.pushStack( winnow(this, selector, false), "not", selector);
	},

	filter: function( selector ) {
		return this.pushStack( winnow(this, selector, true), "filter", selector );
	},

	is: function( selector ) {
		return !!selector && (
			typeof selector === "string" ?
				// If this is a positional/relative selector, check membership in the returned set
				// so $("p:first").is("p:last") won't return true for a doc with two "p".
				rneedsContext.test( selector ) ?
					jQuery( selector, this.context ).index( this[0] ) >= 0 :
					jQuery.filter( selector, this ).length > 0 :
				this.filter( selector ).length > 0 );
	},

	closest: function( selectors, context ) {
		var cur,
			i = 0,
			l = this.length,
			ret = [],
			pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
				jQuery( selectors, context || this.context ) :
				0;

		for ( ; i < l; i++ ) {
			cur = this[i];

			while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) {
				if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) {
					ret.push( cur );
					break;
				}
				cur = cur.parentNode;
			}
		}

		ret = ret.length > 1 ? jQuery.unique( ret ) : ret;

		return this.pushStack( ret, "closest", selectors );
	},

	// Determine the position of an element within
	// the matched set of elements
	index: function( elem ) {

		// No argument, return index in parent
		if ( !elem ) {
			return ( this[0] && this[0].parentNode ) ? this.prevAll().length : -1;
		}

		// index in selector
		if ( typeof elem === "string" ) {
			return jQuery.inArray( this[0], jQuery( elem ) );
		}

		// Locate the position of the desired element
		return jQuery.inArray(
			// If it receives a jQuery object, the first element is used
			elem.jquery ? elem[0] : elem, this );
	},

	add: function( selector, context ) {
		var set = typeof selector === "string" ?
				jQuery( selector, context ) :
				jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
			all = jQuery.merge( this.get(), set );

		return this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ?
			all :
			jQuery.unique( all ) );
	},

	addBack: function( selector ) {
		return this.add( selector == null ?
			this.prevObject : this.prevObject.filter(selector)
		);
	}
});

jQuery.fn.andSelf = jQuery.fn.addBack;

// A painfully simple check to see if an element is disconnected
// from a document (should be improved, where feasible).
function isDisconnected( node ) {
	return !node || !node.parentNode || node.parentNode.nodeType === 11;
}

function sibling( cur, dir ) {
	do {
		cur = cur[ dir ];
	} while ( cur && cur.nodeType !== 1 );

	return cur;
}

jQuery.each({
	parent: function( elem ) {
		var parent = elem.parentNode;
		return parent && parent.nodeType !== 11 ? parent : null;
	},
	parents: function( elem ) {
		return jQuery.dir( elem, "parentNode" );
	},
	parentsUntil: function( elem, i, until ) {
		return jQuery.dir( elem, "parentNode", until );
	},
	next: function( elem ) {
		return sibling( elem, "nextSibling" );
	},
	prev: function( elem ) {
		return sibling( elem, "previousSibling" );
	},
	nextAll: function( elem ) {
		return jQuery.dir( elem, "nextSibling" );
	},
	prevAll: function( elem ) {
		return jQuery.dir( elem, "previousSibling" );
	},
	nextUntil: function( elem, i, until ) {
		return jQuery.dir( elem, "nextSibling", until );
	},
	prevUntil: function( elem, i, until ) {
		return jQuery.dir( elem, "previousSibling", until );
	},
	siblings: function( elem ) {
		return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
	},
	children: function( elem ) {
		return jQuery.sibling( elem.firstChild );
	},
	contents: function( elem ) {
		return jQuery.nodeName( elem, "iframe" ) ?
			elem.contentDocument || elem.contentWindow.document :
			jQuery.merge( [], elem.childNodes );
	}
}, function( name, fn ) {
	jQuery.fn[ name ] = function( until, selector ) {
		var ret = jQuery.map( this, fn, until );

		if ( !runtil.test( name ) ) {
			selector = until;
		}

		if ( selector && typeof selector === "string" ) {
			ret = jQuery.filter( selector, ret );
		}

		ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret;

		if ( this.length > 1 && rparentsprev.test( name ) ) {
			ret = ret.reverse();
		}

		return this.pushStack( ret, name, core_slice.call( arguments ).join(",") );
	};
});

jQuery.extend({
	filter: function( expr, elems, not ) {
		if ( not ) {
			expr = ":not(" + expr + ")";
		}

		return elems.length === 1 ?
			jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] :
			jQuery.find.matches(expr, elems);
	},

	dir: function( elem, dir, until ) {
		var matched = [],
			cur = elem[ dir ];

		while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
			if ( cur.nodeType === 1 ) {
				matched.push( cur );
			}
			cur = cur[dir];
		}
		return matched;
	},

	sibling: function( n, elem ) {
		var r = [];

		for ( ; n; n = n.nextSibling ) {
			if ( n.nodeType === 1 && n !== elem ) {
				r.push( n );
			}
		}

		return r;
	}
});

// Implement the identical functionality for filter and not
function winnow( elements, qualifier, keep ) {

	// Can't pass null or undefined to indexOf in Firefox 4
	// Set to 0 to skip string check
	qualifier = qualifier || 0;

	if ( jQuery.isFunction( qualifier ) ) {
		return jQuery.grep(elements, function( elem, i ) {
			var retVal = !!qualifier.call( elem, i, elem );
			return retVal === keep;
		});

	} else if ( qualifier.nodeType ) {
		return jQuery.grep(elements, function( elem, i ) {
			return ( elem === qualifier ) === keep;
		});

	} else if ( typeof qualifier === "string" ) {
		var filtered = jQuery.grep(elements, function( elem ) {
			return elem.nodeType === 1;
		});

		if ( isSimple.test( qualifier ) ) {
			return jQuery.filter(qualifier, filtered, !keep);
		} else {
			qualifier = jQuery.filter( qualifier, filtered );
		}
	}

	return jQuery.grep(elements, function( elem, i ) {
		return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep;
	});
}
function createSafeFragment( document ) {
	var list = nodeNames.split( "|" ),
	safeFrag = document.createDocumentFragment();

	if ( safeFrag.createElement ) {
		while ( list.length ) {
			safeFrag.createElement(
				list.pop()
			);
		}
	}
	return safeFrag;
}

var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
		"header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
	rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
	rleadingWhitespace = /^\s+/,
	rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
	rtagName = /<([\w:]+)/,
	rtbody = /<tbody/i,
	rhtml = /<|&#?\w+;/,
	rnoInnerhtml = /<(?:script|style|link)/i,
	rnocache = /<(?:script|object|embed|option|style)/i,
	rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
	rcheckableType = /^(?:checkbox|radio)$/,
	// checked="checked" or checked
	rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
	rscriptType = /\/(java|ecma)script/i,
	rcleanScript = /^\s*<!(?:\[CDATA\[|\-\-)|[\]\-]{2}>\s*$/g,
	wrapMap = {
		option: [ 1, "<select multiple='multiple'>", "</select>" ],
		legend: [ 1, "<fieldset>", "</fieldset>" ],
		thead: [ 1, "<table>", "</table>" ],
		tr: [ 2, "<table><tbody>", "</tbody></table>" ],
		td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
		col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
		area: [ 1, "<map>", "</map>" ],
		_default: [ 0, "", "" ]
	},
	safeFragment = createSafeFragment( document ),
	fragmentDiv = safeFragment.appendChild( document.createElement("div") );

wrapMap.optgroup = wrapMap.option;
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
wrapMap.th = wrapMap.td;

// IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
// unless wrapped in a div with non-breaking characters in front of it.
if ( !jQuery.support.htmlSerialize ) {
	wrapMap._default = [ 1, "X<div>", "</div>" ];
}

jQuery.fn.extend({
	text: function( value ) {
		return jQuery.access( this, function( value ) {
			return value === undefined ?
				jQuery.text( this ) :
				this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
		}, null, value, arguments.length );
	},

	wrapAll: function( html ) {
		if ( jQuery.isFunction( html ) ) {
			return this.each(function(i) {
				jQuery(this).wrapAll( html.call(this, i) );
			});
		}

		if ( this[0] ) {
			// The elements to wrap the target around
			var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);

			if ( this[0].parentNode ) {
				wrap.insertBefore( this[0] );
			}

			wrap.map(function() {
				var elem = this;

				while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
					elem = elem.firstChild;
				}

				return elem;
			}).append( this );
		}

		return this;
	},

	wrapInner: function( html ) {
		if ( jQuery.isFunction( html ) ) {
			return this.each(function(i) {
				jQuery(this).wrapInner( html.call(this, i) );
			});
		}

		return this.each(function() {
			var self = jQuery( this ),
				contents = self.contents();

			if ( contents.length ) {
				contents.wrapAll( html );

			} else {
				self.append( html );
			}
		});
	},

	wrap: function( html ) {
		var isFunction = jQuery.isFunction( html );

		return this.each(function(i) {
			jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
		});
	},

	unwrap: function() {
		return this.parent().each(function() {
			if ( !jQuery.nodeName( this, "body" ) ) {
				jQuery( this ).replaceWith( this.childNodes );
			}
		}).end();
	},

	append: function() {
		return this.domManip(arguments, true, function( elem ) {
			if ( this.nodeType === 1 || this.nodeType === 11 ) {
				this.appendChild( elem );
			}
		});
	},

	prepend: function() {
		return this.domManip(arguments, true, function( elem ) {
			if ( this.nodeType === 1 || this.nodeType === 11 ) {
				this.insertBefore( elem, this.firstChild );
			}
		});
	},

	before: function() {
		if ( !isDisconnected( this[0] ) ) {
			return this.domManip(arguments, false, function( elem ) {
				this.parentNode.insertBefore( elem, this );
			});
		}

		if ( arguments.length ) {
			var set = jQuery.clean( arguments );
			return this.pushStack( jQuery.merge( set, this ), "before", this.selector );
		}
	},

	after: function() {
		if ( !isDisconnected( this[0] ) ) {
			return this.domManip(arguments, false, function( elem ) {
				this.parentNode.insertBefore( elem, this.nextSibling );
			});
		}

		if ( arguments.length ) {
			var set = jQuery.clean( arguments );
			return this.pushStack( jQuery.merge( this, set ), "after", this.selector );
		}
	},

	// keepData is for internal use only--do not document
	remove: function( selector, keepData ) {
		var elem,
			i = 0;

		for ( ; (elem = this[i]) != null; i++ ) {
			if ( !selector || jQuery.filter( selector, [ elem ] ).length ) {
				if ( !keepData && elem.nodeType === 1 ) {
					jQuery.cleanData( elem.getElementsByTagName("*") );
					jQuery.cleanData( [ elem ] );
				}

				if ( elem.parentNode ) {
					elem.parentNode.removeChild( elem );
				}
			}
		}

		return this;
	},

	empty: function() {
		var elem,
			i = 0;

		for ( ; (elem = this[i]) != null; i++ ) {
			// Remove element nodes and prevent memory leaks
			if ( elem.nodeType === 1 ) {
				jQuery.cleanData( elem.getElementsByTagName("*") );
			}

			// Remove any remaining nodes
			while ( elem.firstChild ) {
				elem.removeChild( elem.firstChild );
			}
		}

		return this;
	},

	clone: function( dataAndEvents, deepDataAndEvents ) {
		dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
		deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;

		return this.map( function () {
			return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
		});
	},

	html: function( value ) {
		return jQuery.access( this, function( value ) {
			var elem = this[0] || {},
				i = 0,
				l = this.length;

			if ( value === undefined ) {
				return elem.nodeType === 1 ?
					elem.innerHTML.replace( rinlinejQuery, "" ) :
					undefined;
			}

			// See if we can take a shortcut and just use innerHTML
			if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
				( jQuery.support.htmlSerialize || !rnoshimcache.test( value )  ) &&
				( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
				!wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) {

				value = value.replace( rxhtmlTag, "<$1></$2>" );

				try {
					for (; i < l; i++ ) {
						// Remove element nodes and prevent memory leaks
						elem = this[i] || {};
						if ( elem.nodeType === 1 ) {
							jQuery.cleanData( elem.getElementsByTagName( "*" ) );
							elem.innerHTML = value;
						}
					}

					elem = 0;

				// If using innerHTML throws an exception, use the fallback method
				} catch(e) {}
			}

			if ( elem ) {
				this.empty().append( value );
			}
		}, null, value, arguments.length );
	},

	replaceWith: function( value ) {
		if ( !isDisconnected( this[0] ) ) {
			// Make sure that the elements are removed from the DOM before they are inserted
			// this can help fix replacing a parent with child elements
			if ( jQuery.isFunction( value ) ) {
				return this.each(function(i) {
					var self = jQuery(this), old = self.html();
					self.replaceWith( value.call( this, i, old ) );
				});
			}

			if ( typeof value !== "string" ) {
				value = jQuery( value ).detach();
			}

			return this.each(function() {
				var next = this.nextSibling,
					parent = this.parentNode;

				jQuery( this ).remove();

				if ( next ) {
					jQuery(next).before( value );
				} else {
					jQuery(parent).append( value );
				}
			});
		}

		return this.length ?
			this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value ) :
			this;
	},

	detach: function( selector ) {
		return this.remove( selector, true );
	},

	domManip: function( args, table, callback ) {

		// Flatten any nested arrays
		args = [].concat.apply( [], args );

		var results, first, fragment, iNoClone,
			i = 0,
			value = args[0],
			scripts = [],
			l = this.length;

		// We can't cloneNode fragments that contain checked, in WebKit
		if ( !jQuery.support.checkClone && l > 1 && typeof value === "string" && rchecked.test( value ) ) {
			return this.each(function() {
				jQuery(this).domManip( args, table, callback );
			});
		}

		if ( jQuery.isFunction(value) ) {
			return this.each(function(i) {
				var self = jQuery(this);
				args[0] = value.call( this, i, table ? self.html() : undefined );
				self.domManip( args, table, callback );
			});
		}

		if ( this[0] ) {
			results = jQuery.buildFragment( args, this, scripts );
			fragment = results.fragment;
			first = fragment.firstChild;

			if ( fragment.childNodes.length === 1 ) {
				fragment = first;
			}

			if ( first ) {
				table = table && jQuery.nodeName( first, "tr" );

				// Use the original fragment for the last item instead of the first because it can end up
				// being emptied incorrectly in certain situations (#8070).
				// Fragments from the fragment cache must always be cloned and never used in place.
				for ( iNoClone = results.cacheable || l - 1; i < l; i++ ) {
					callback.call(
						table && jQuery.nodeName( this[i], "table" ) ?
							findOrAppend( this[i], "tbody" ) :
							this[i],
						i === iNoClone ?
							fragment :
							jQuery.clone( fragment, true, true )
					);
				}
			}

			// Fix #11809: Avoid leaking memory
			fragment = first = null;

			if ( scripts.length ) {
				jQuery.each( scripts, function( i, elem ) {
					if ( elem.src ) {
						if ( jQuery.ajax ) {
							jQuery.ajax({
								url: elem.src,
								type: "GET",
								dataType: "script",
								async: false,
								global: false,
								"throws": true
							});
						} else {
							jQuery.error("no ajax");
						}
					} else {
						jQuery.globalEval( ( elem.text || elem.textContent || elem.innerHTML || "" ).replace( rcleanScript, "" ) );
					}

					if ( elem.parentNode ) {
						elem.parentNode.removeChild( elem );
					}
				});
			}
		}

		return this;
	}
});

function findOrAppend( elem, tag ) {
	return elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) );
}

function cloneCopyEvent( src, dest ) {

	if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
		return;
	}

	var type, i, l,
		oldData = jQuery._data( src ),
		curData = jQuery._data( dest, oldData ),
		events = oldData.events;

	if ( events ) {
		delete curData.handle;
		curData.events = {};

		for ( type in events ) {
			for ( i = 0, l = events[ type ].length; i < l; i++ ) {
				jQuery.event.add( dest, type, events[ type ][ i ] );
			}
		}
	}

	// make the cloned public data object a copy from the original
	if ( curData.data ) {
		curData.data = jQuery.extend( {}, curData.data );
	}
}

function cloneFixAttributes( src, dest ) {
	var nodeName;

	// We do not need to do anything for non-Elements
	if ( dest.nodeType !== 1 ) {
		return;
	}

	// clearAttributes removes the attributes, which we don't want,
	// but also removes the attachEvent events, which we *do* want
	if ( dest.clearAttributes ) {
		dest.clearAttributes();
	}

	// mergeAttributes, in contrast, only merges back on the
	// original attributes, not the events
	if ( dest.mergeAttributes ) {
		dest.mergeAttributes( src );
	}

	nodeName = dest.nodeName.toLowerCase();

	if ( nodeName === "object" ) {
		// IE6-10 improperly clones children of object elements using classid.
		// IE10 throws NoModificationAllowedError if parent is null, #12132.
		if ( dest.parentNode ) {
			dest.outerHTML = src.outerHTML;
		}

		// This path appears unavoidable for IE9. When cloning an object
		// element in IE9, the outerHTML strategy above is not sufficient.
		// If the src has innerHTML and the destination does not,
		// copy the src.innerHTML into the dest.innerHTML. #10324
		if ( jQuery.support.html5Clone && (src.innerHTML && !jQuery.trim(dest.innerHTML)) ) {
			dest.innerHTML = src.innerHTML;
		}

	} else if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
		// IE6-8 fails to persist the checked state of a cloned checkbox
		// or radio button. Worse, IE6-7 fail to give the cloned element
		// a checked appearance if the defaultChecked value isn't also set

		dest.defaultChecked = dest.checked = src.checked;

		// IE6-7 get confused and end up setting the value of a cloned
		// checkbox/radio button to an empty string instead of "on"
		if ( dest.value !== src.value ) {
			dest.value = src.value;
		}

	// IE6-8 fails to return the selected option to the default selected
	// state when cloning options
	} else if ( nodeName === "option" ) {
		dest.selected = src.defaultSelected;

	// IE6-8 fails to set the defaultValue to the correct value when
	// cloning other types of input fields
	} else if ( nodeName === "input" || nodeName === "textarea" ) {
		dest.defaultValue = src.defaultValue;

	// IE blanks contents when cloning scripts
	} else if ( nodeName === "script" && dest.text !== src.text ) {
		dest.text = src.text;
	}

	// Event data gets referenced instead of copied if the expando
	// gets copied too
	dest.removeAttribute( jQuery.expando );
}

jQuery.buildFragment = function( args, context, scripts ) {
	var fragment, cacheable, cachehit,
		first = args[ 0 ];

	// Set context from what may come in as undefined or a jQuery collection or a node
	context = context || document;
	context = (context[0] || context).ownerDocument || context[0] || context;

	// Ensure that an attr object doesn't incorrectly stand in as a document object
	// Chrome and Firefox seem to allow this to occur and will throw exception
	// Fixes #8950
	if ( typeof context.createDocumentFragment === "undefined" ) {
		context = document;
	}

	// Only cache "small" (1/2 KB) HTML strings that are associated with the main document
	// Cloning options loses the selected state, so don't cache them
	// IE 6 doesn't like it when you put <object> or <embed> elements in a fragment
	// Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache
	// Lastly, IE6,7,8 will not correctly reuse cached fragments that were created from unknown elems #10501
	if ( args.length === 1 && typeof first === "string" && first.length < 512 && context === document &&
		first.charAt(0) === "<" && !rnocache.test( first ) &&
		(jQuery.support.checkClone || !rchecked.test( first )) &&
		(jQuery.support.html5Clone || !rnoshimcache.test( first )) ) {

		// Mark cacheable and look for a hit
		cacheable = true;
		fragment = jQuery.fragments[ first ];
		cachehit = fragment !== undefined;
	}

	if ( !fragment ) {
		fragment = context.createDocumentFragment();
		jQuery.clean( args, context, fragment, scripts );

		// Update the cache, but only store false
		// unless this is a second parsing of the same content
		if ( cacheable ) {
			jQuery.fragments[ first ] = cachehit && fragment;
		}
	}

	return { fragment: fragment, cacheable: cacheable };
};

jQuery.fragments = {};

jQuery.each({
	appendTo: "append",
	prependTo: "prepend",
	insertBefore: "before",
	insertAfter: "after",
	replaceAll: "replaceWith"
}, function( name, original ) {
	jQuery.fn[ name ] = function( selector ) {
		var elems,
			i = 0,
			ret = [],
			insert = jQuery( selector ),
			l = insert.length,
			parent = this.length === 1 && this[0].parentNode;

		if ( (parent == null || parent && parent.nodeType === 11 && parent.childNodes.length === 1) && l === 1 ) {
			insert[ original ]( this[0] );
			return this;
		} else {
			for ( ; i < l; i++ ) {
				elems = ( i > 0 ? this.clone(true) : this ).get();
				jQuery( insert[i] )[ original ]( elems );
				ret = ret.concat( elems );
			}

			return this.pushStack( ret, name, insert.selector );
		}
	};
});

function getAll( elem ) {
	if ( typeof elem.getElementsByTagName !== "undefined" ) {
		return elem.getElementsByTagName( "*" );

	} else if ( typeof elem.querySelectorAll !== "undefined" ) {
		return elem.querySelectorAll( "*" );

	} else {
		return [];
	}
}

// Used in clean, fixes the defaultChecked property
function fixDefaultChecked( elem ) {
	if ( rcheckableType.test( elem.type ) ) {
		elem.defaultChecked = elem.checked;
	}
}

jQuery.extend({
	clone: function( elem, dataAndEvents, deepDataAndEvents ) {
		var srcElements,
			destElements,
			i,
			clone;

		if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
			clone = elem.cloneNode( true );

		// IE<=8 does not properly clone detached, unknown element nodes
		} else {
			fragmentDiv.innerHTML = elem.outerHTML;
			fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
		}

		if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
				(elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
			// IE copies events bound via attachEvent when using cloneNode.
			// Calling detachEvent on the clone will also remove the events
			// from the original. In order to get around this, we use some
			// proprietary methods to clear the events. Thanks to MooTools
			// guys for this hotness.

			cloneFixAttributes( elem, clone );

			// Using Sizzle here is crazy slow, so we use getElementsByTagName instead
			srcElements = getAll( elem );
			destElements = getAll( clone );

			// Weird iteration because IE will replace the length property
			// with an element if you are cloning the body and one of the
			// elements on the page has a name or id of "length"
			for ( i = 0; srcElements[i]; ++i ) {
				// Ensure that the destination node is not null; Fixes #9587
				if ( destElements[i] ) {
					cloneFixAttributes( srcElements[i], destElements[i] );
				}
			}
		}

		// Copy the events from the original to the clone
		if ( dataAndEvents ) {
			cloneCopyEvent( elem, clone );

			if ( deepDataAndEvents ) {
				srcElements = getAll( elem );
				destElements = getAll( clone );

				for ( i = 0; srcElements[i]; ++i ) {
					cloneCopyEvent( srcElements[i], destElements[i] );
				}
			}
		}

		srcElements = destElements = null;

		// Return the cloned set
		return clone;
	},

	clean: function( elems, context, fragment, scripts ) {
		var j, safe, elem, tag, wrap, depth, div, hasBody, tbody, len, handleScript, jsTags,
			i = 0,
			ret = [];

		// Ensure that context is a document
		if ( !context || typeof context.createDocumentFragment === "undefined" ) {
			context = document;
		}

		// Use the already-created safe fragment if context permits
		for ( safe = context === document && safeFragment; (elem = elems[i]) != null; i++ ) {
			if ( typeof elem === "number" ) {
				elem += "";
			}

			if ( !elem ) {
				continue;
			}

			// Convert html string into DOM nodes
			if ( typeof elem === "string" ) {
				if ( !rhtml.test( elem ) ) {
					elem = context.createTextNode( elem );
				} else {
					// Ensure a safe container in which to render the html
					safe = safe || createSafeFragment( context );
					div = div || safe.appendChild( context.createElement("div") );

					// Fix "XHTML"-style tags in all browsers
					elem = elem.replace(rxhtmlTag, "<$1></$2>");

					// Go to html and back, then peel off extra wrappers
					tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase();
					wrap = wrapMap[ tag ] || wrapMap._default;
					depth = wrap[0];
					div.innerHTML = wrap[1] + elem + wrap[2];

					// Move to the right depth
					while ( depth-- ) {
						div = div.lastChild;
					}

					// Remove IE's autoinserted <tbody> from table fragments
					if ( !jQuery.support.tbody ) {

						// String was a <table>, *may* have spurious <tbody>
						hasBody = rtbody.test(elem);
							tbody = tag === "table" && !hasBody ?
								div.firstChild && div.firstChild.childNodes :

								// String was a bare <thead> or <tfoot>
								wrap[1] === "<table>" && !hasBody ?
									div.childNodes :
									[];

						for ( j = tbody.length - 1; j >= 0 ; --j ) {
							if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length ) {
								tbody[ j ].parentNode.removeChild( tbody[ j ] );
							}
						}
					}

					// IE completely kills leading whitespace when innerHTML is used
					if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
						div.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild );
					}

					elem = div.childNodes;

					// Remember the top-level container for proper cleanup
					div = safe.lastChild;
				}
			}

			if ( elem.nodeType ) {
				ret.push( elem );
			} else {
				ret = jQuery.merge( ret, elem );
			}
		}

		// Fix #11356: Clear elements from safeFragment
		if ( div ) {
			safe.removeChild( div );
			elem = div = safe = null;
		}

		// Reset defaultChecked for any radios and checkboxes
		// about to be appended to the DOM in IE 6/7 (#8060)
		if ( !jQuery.support.appendChecked ) {
			for ( i = 0; (elem = ret[i]) != null; i++ ) {
				if ( jQuery.nodeName( elem, "input" ) ) {
					fixDefaultChecked( elem );
				} else if ( typeof elem.getElementsByTagName !== "undefined" ) {
					jQuery.grep( elem.getElementsByTagName("input"), fixDefaultChecked );
				}
			}
		}

		// Append elements to a provided document fragment
		if ( fragment ) {
			// Special handling of each script element
			handleScript = function( elem ) {
				// Check if we consider it executable
				if ( !elem.type || rscriptType.test( elem.type ) ) {
					// Detach the script and store it in the scripts array (if provided) or the fragment
					// Return truthy to indicate that it has been handled
					return scripts ?
						scripts.push( elem.parentNode ? elem.parentNode.removeChild( elem ) : elem ) :
						fragment.appendChild( elem );
				}
			};

			for ( i = 0; (elem = ret[i]) != null; i++ ) {
				// Check if we're done after handling an executable script
				if ( !( jQuery.nodeName( elem, "script" ) && handleScript( elem ) ) ) {
					// Append to fragment and handle embedded scripts
					fragment.appendChild( elem );
					if ( typeof elem.getElementsByTagName !== "undefined" ) {
						// handleScript alters the DOM, so use jQuery.merge to ensure snapshot iteration
						jsTags = jQuery.grep( jQuery.merge( [], elem.getElementsByTagName("script") ), handleScript );

						// Splice the scripts into ret after their former ancestor and advance our index beyond them
						ret.splice.apply( ret, [i + 1, 0].concat( jsTags ) );
						i += jsTags.length;
					}
				}
			}
		}

		return ret;
	},

	cleanData: function( elems, /* internal */ acceptData ) {
		var data, id, elem, type,
			i = 0,
			internalKey = jQuery.expando,
			cache = jQuery.cache,
			deleteExpando = jQuery.support.deleteExpando,
			special = jQuery.event.special;

		for ( ; (elem = elems[i]) != null; i++ ) {

			if ( acceptData || jQuery.acceptData( elem ) ) {

				id = elem[ internalKey ];
				data = id && cache[ id ];

				if ( data ) {
					if ( data.events ) {
						for ( type in data.events ) {
							if ( special[ type ] ) {
								jQuery.event.remove( elem, type );

							// This is a shortcut to avoid jQuery.event.remove's overhead
							} else {
								jQuery.removeEvent( elem, type, data.handle );
							}
						}
					}

					// Remove cache only if it was not already removed by jQuery.event.remove
					if ( cache[ id ] ) {

						delete cache[ id ];

						// IE does not allow us to delete expando properties from nodes,
						// nor does it have a removeAttribute function on Document nodes;
						// we must handle all of these cases
						if ( deleteExpando ) {
							delete elem[ internalKey ];

						} else if ( elem.removeAttribute ) {
							elem.removeAttribute( internalKey );

						} else {
							elem[ internalKey ] = null;
						}

						jQuery.deletedIds.push( id );
					}
				}
			}
		}
	}
});
// Limit scope pollution from any deprecated API
(function() {

var matched, browser;

// Use of jQuery.browser is frowned upon.
// More details: http://api.jquery.com/jQuery.browser
// jQuery.uaMatch maintained for back-compat
jQuery.uaMatch = function( ua ) {
	ua = ua.toLowerCase();

	var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) ||
		/(webkit)[ \/]([\w.]+)/.exec( ua ) ||
		/(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) ||
		/(msie) ([\w.]+)/.exec( ua ) ||
		ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) ||
		[];

	return {
		browser: match[ 1 ] || "",
		version: match[ 2 ] || "0"
	};
};

matched = jQuery.uaMatch( navigator.userAgent );
browser = {};

if ( matched.browser ) {
	browser[ matched.browser ] = true;
	browser.version = matched.version;
}

// Deprecated, use jQuery.browser.webkit instead
// Maintained for back-compat only
if ( browser.webkit ) {
	browser.safari = true;
}

jQuery.browser = browser;

jQuery.sub = function() {
	function jQuerySub( selector, context ) {
		return new jQuerySub.fn.init( selector, context );
	}
	jQuery.extend( true, jQuerySub, this );
	jQuerySub.superclass = this;
	jQuerySub.fn = jQuerySub.prototype = this();
	jQuerySub.fn.constructor = jQuerySub;
	jQuerySub.sub = this.sub;
	jQuerySub.fn.init = function init( selector, context ) {
		if ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) {
			context = jQuerySub( context );
		}

		return jQuery.fn.init.call( this, selector, context, rootjQuerySub );
	};
	jQuerySub.fn.init.prototype = jQuerySub.fn;
	var rootjQuerySub = jQuerySub(document);
	return jQuerySub;
};
	
})();
var curCSS, iframe, iframeDoc,
	ralpha = /alpha\([^)]*\)/i,
	ropacity = /opacity=([^)]*)/,
	rposition = /^(top|right|bottom|left)$/,
	rmargin = /^margin/,
	rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ),
	rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ),
	rrelNum = new RegExp( "^([-+])=(" + core_pnum + ")", "i" ),
	elemdisplay = {},

	cssShow = { position: "absolute", visibility: "hidden", display: "block" },
	cssNormalTransform = {
		letterSpacing: 0,
		fontWeight: 400,
		lineHeight: 1
	},

	cssExpand = [ "Top", "Right", "Bottom", "Left" ],
	cssPrefixes = [ "Webkit", "O", "Moz", "ms" ],

	eventsToggle = jQuery.fn.toggle;

// return a css property mapped to a potentially vendor prefixed property
function vendorPropName( style, name ) {

	// shortcut for names that are not vendor prefixed
	if ( name in style ) {
		return name;
	}

	// check for vendor prefixed names
	var capName = name.charAt(0).toUpperCase() + name.slice(1),
		origName = name,
		i = cssPrefixes.length;

	while ( i-- ) {
		name = cssPrefixes[ i ] + capName;
		if ( name in style ) {
			return name;
		}
	}

	return origName;
}

function isHidden( elem, el ) {
	elem = el || elem;
	return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
}

function showHide( elements, show ) {
	var elem, display,
		values = [],
		index = 0,
		length = elements.length;

	for ( ; index < length; index++ ) {
		elem = elements[ index ];
		if ( !elem.style ) {
			continue;
		}
		values[ index ] = jQuery._data( elem, "olddisplay" );
		if ( show ) {
			// Reset the inline display of this element to learn if it is
			// being hidden by cascaded rules or not
			if ( !values[ index ] && elem.style.display === "none" ) {
				elem.style.display = "";
			}

			// Set elements which have been overridden with display: none
			// in a stylesheet to whatever the default browser style is
			// for such an element
			if ( elem.style.display === "" && isHidden( elem ) ) {
				values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
			}
		} else {
			display = curCSS( elem, "display" );

			if ( !values[ index ] && display !== "none" ) {
				jQuery._data( elem, "olddisplay", display );
			}
		}
	}

	// Set the display of most of the elements in a second loop
	// to avoid the constant reflow
	for ( index = 0; index < length; index++ ) {
		elem = elements[ index ];
		if ( !elem.style ) {
			continue;
		}
		if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
			elem.style.display = show ? values[ index ] || "" : "none";
		}
	}

	return elements;
}

jQuery.fn.extend({
	css: function( name, value ) {
		return jQuery.access( this, function( elem, name, value ) {
			return value !== undefined ?
				jQuery.style( elem, name, value ) :
				jQuery.css( elem, name );
		}, name, value, arguments.length > 1 );
	},
	show: function() {
		return showHide( this, true );
	},
	hide: function() {
		return showHide( this );
	},
	toggle: function( state, fn2 ) {
		var bool = typeof state === "boolean";

		if ( jQuery.isFunction( state ) && jQuery.isFunction( fn2 ) ) {
			return eventsToggle.apply( this, arguments );
		}

		return this.each(function() {
			if ( bool ? state : isHidden( this ) ) {
				jQuery( this ).show();
			} else {
				jQuery( this ).hide();
			}
		});
	}
});

jQuery.extend({
	// Add in style property hooks for overriding the default
	// behavior of getting and setting a style property
	cssHooks: {
		opacity: {
			get: function( elem, computed ) {
				if ( computed ) {
					// We should always get a number back from opacity
					var ret = curCSS( elem, "opacity" );
					return ret === "" ? "1" : ret;

				}
			}
		}
	},

	// Exclude the following css properties to add px
	cssNumber: {
		"fillOpacity": true,
		"fontWeight": true,
		"lineHeight": true,
		"opacity": true,
		"orphans": true,
		"widows": true,
		"zIndex": true,
		"zoom": true
	},

	// Add in properties whose names you wish to fix before
	// setting or getting the value
	cssProps: {
		// normalize float css property
		"float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
	},

	// Get and set the style property on a DOM Node
	style: function( elem, name, value, extra ) {
		// Don't set styles on text and comment nodes
		if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
			return;
		}

		// Make sure that we're working with the right name
		var ret, type, hooks,
			origName = jQuery.camelCase( name ),
			style = elem.style;

		name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );

		// gets hook for the prefixed version
		// followed by the unprefixed version
		hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];

		// Check if we're setting a value
		if ( value !== undefined ) {
			type = typeof value;

			// convert relative number strings (+= or -=) to relative numbers. #7345
			if ( type === "string" && (ret = rrelNum.exec( value )) ) {
				value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
				// Fixes bug #9237
				type = "number";
			}

			// Make sure that NaN and null values aren't set. See: #7116
			if ( value == null || type === "number" && isNaN( value ) ) {
				return;
			}

			// If a number was passed in, add 'px' to the (except for certain CSS properties)
			if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
				value += "px";
			}

			// If a hook was provided, use that value, otherwise just set the specified value
			if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {
				// Wrapped to prevent IE from throwing errors when 'invalid' values are provided
				// Fixes bug #5509
				try {
					style[ name ] = value;
				} catch(e) {}
			}

		} else {
			// If a hook was provided get the non-computed value from there
			if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
				return ret;
			}

			// Otherwise just get the value from the style object
			return style[ name ];
		}
	},

	css: function( elem, name, numeric, extra ) {
		var val, num, hooks,
			origName = jQuery.camelCase( name );

		// Make sure that we're working with the right name
		name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );

		// gets hook for the prefixed version
		// followed by the unprefixed version
		hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];

		// If a hook was provided get the computed value from there
		if ( hooks && "get" in hooks ) {
			val = hooks.get( elem, true, extra );
		}

		// Otherwise, if a way to get the computed value exists, use that
		if ( val === undefined ) {
			val = curCSS( elem, name );
		}

		//convert "normal" to computed value
		if ( val === "normal" && name in cssNormalTransform ) {
			val = cssNormalTransform[ name ];
		}

		// Return, converting to number if forced or a qualifier was provided and val looks numeric
		if ( numeric || extra !== undefined ) {
			num = parseFloat( val );
			return numeric || jQuery.isNumeric( num ) ? num || 0 : val;
		}
		return val;
	},

	// A method for quickly swapping in/out CSS properties to get correct calculations
	swap: function( elem, options, callback ) {
		var ret, name,
			old = {};

		// Remember the old values, and insert the new ones
		for ( name in options ) {
			old[ name ] = elem.style[ name ];
			elem.style[ name ] = options[ name ];
		}

		ret = callback.call( elem );

		// Revert the old values
		for ( name in options ) {
			elem.style[ name ] = old[ name ];
		}

		return ret;
	}
});

// NOTE: To any future maintainer, we've used both window.getComputedStyle
// and getComputedStyle here to produce a better gzip size
if ( window.getComputedStyle ) {
	curCSS = function( elem, name ) {
		var ret, width, minWidth, maxWidth,
			computed = getComputedStyle( elem, null ),
			style = elem.style;

		if ( computed ) {

			ret = computed[ name ];
			if ( ret === "" && !jQuery.contains( elem.ownerDocument.documentElement, elem ) ) {
				ret = jQuery.style( elem, name );
			}

			// A tribute to the "awesome hack by Dean Edwards"
			// Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
			// Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
			// this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
			if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
				width = style.width;
				minWidth = style.minWidth;
				maxWidth = style.maxWidth;

				style.minWidth = style.maxWidth = style.width = ret;
				ret = computed.width;

				style.width = width;
				style.minWidth = minWidth;
				style.maxWidth = maxWidth;
			}
		}

		return ret;
	};
} else if ( document.documentElement.currentStyle ) {
	curCSS = function( elem, name ) {
		var left, rsLeft,
			ret = elem.currentStyle && elem.currentStyle[ name ],
			style = elem.style;

		// Avoid setting ret to empty string here
		// so we don't default to auto
		if ( ret == null && style && style[ name ] ) {
			ret = style[ name ];
		}

		// From the awesome hack by Dean Edwards
		// http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291

		// If we're not dealing with a regular pixel number
		// but a number that has a weird ending, we need to convert it to pixels
		// but not position css attributes, as those are proportional to the parent element instead
		// and we can't measure the parent instead because it might trigger a "stacking dolls" problem
		if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {

			// Remember the original values
			left = style.left;
			rsLeft = elem.runtimeStyle && elem.runtimeStyle.left;

			// Put in the new values to get a computed value out
			if ( rsLeft ) {
				elem.runtimeStyle.left = elem.currentStyle.left;
			}
			style.left = name === "fontSize" ? "1em" : ret;
			ret = style.pixelLeft + "px";

			// Revert the changed values
			style.left = left;
			if ( rsLeft ) {
				elem.runtimeStyle.left = rsLeft;
			}
		}

		return ret === "" ? "auto" : ret;
	};
}

function setPositiveNumber( elem, value, subtract ) {
	var matches = rnumsplit.exec( value );
	return matches ?
			Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
			value;
}

function augmentWidthOrHeight( elem, name, extra, isBorderBox ) {
	var i = extra === ( isBorderBox ? "border" : "content" ) ?
		// If we already have the right measurement, avoid augmentation
		4 :
		// Otherwise initialize for horizontal or vertical properties
		name === "width" ? 1 : 0,

		val = 0;

	for ( ; i < 4; i += 2 ) {
		// both box models exclude margin, so add it if we want it
		if ( extra === "margin" ) {
			// we use jQuery.css instead of curCSS here
			// because of the reliableMarginRight CSS hook!
			val += jQuery.css( elem, extra + cssExpand[ i ], true );
		}

		// From this point on we use curCSS for maximum performance (relevant in animations)
		if ( isBorderBox ) {
			// border-box includes padding, so remove it if we want content
			if ( extra === "content" ) {
				val -= parseFloat( curCSS( elem, "padding" + cssExpand[ i ] ) ) || 0;
			}

			// at this point, extra isn't border nor margin, so remove border
			if ( extra !== "margin" ) {
				val -= parseFloat( curCSS( elem, "border" + cssExpand[ i ] + "Width" ) ) || 0;
			}
		} else {
			// at this point, extra isn't content, so add padding
			val += parseFloat( curCSS( elem, "padding" + cssExpand[ i ] ) ) || 0;

			// at this point, extra isn't content nor padding, so add border
			if ( extra !== "padding" ) {
				val += parseFloat( curCSS( elem, "border" + cssExpand[ i ] + "Width" ) ) || 0;
			}
		}
	}

	return val;
}

function getWidthOrHeight( elem, name, extra ) {

	// Start with offset property, which is equivalent to the border-box value
	var val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
		valueIsBorderBox = true,
		isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing" ) === "border-box";

	if ( val <= 0 ) {
		// Fall back to computed then uncomputed css if necessary
		val = curCSS( elem, name );
		if ( val < 0 || val == null ) {
			val = elem.style[ name ];
		}

		// Computed unit is not pixels. Stop here and return.
		if ( rnumnonpx.test(val) ) {
			return val;
		}

		// we need the check for style in case a browser which returns unreliable values
		// for getComputedStyle silently falls back to the reliable elem.style
		valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] );

		// Normalize "", auto, and prepare for extra
		val = parseFloat( val ) || 0;
	}

	// use the active box-sizing model to add/subtract irrelevant styles
	return ( val +
		augmentWidthOrHeight(
			elem,
			name,
			extra || ( isBorderBox ? "border" : "content" ),
			valueIsBorderBox
		)
	) + "px";
}


// Try to determine the default display value of an element
function css_defaultDisplay( nodeName ) {
	if ( elemdisplay[ nodeName ] ) {
		return elemdisplay[ nodeName ];
	}

	var elem = jQuery( "<" + nodeName + ">" ).appendTo( document.body ),
		display = elem.css("display");
	elem.remove();

	// If the simple way fails,
	// get element's real default display by attaching it to a temp iframe
	if ( display === "none" || display === "" ) {
		// Use the already-created iframe if possible
		iframe = document.body.appendChild(
			iframe || jQuery.extend( document.createElement("iframe"), {
				frameBorder: 0,
				width: 0,
				height: 0
			})
		);

		// Create a cacheable copy of the iframe document on first call.
		// IE and Opera will allow us to reuse the iframeDoc without re-writing the fake HTML
		// document to it; WebKit & Firefox won't allow reusing the iframe document.
		if ( !iframeDoc || !iframe.createElement ) {
			iframeDoc = ( iframe.contentWindow || iframe.contentDocument ).document;
			iframeDoc.write("<!doctype html><html><body>");
			iframeDoc.close();
		}

		elem = iframeDoc.body.appendChild( iframeDoc.createElement(nodeName) );

		display = curCSS( elem, "display" );
		document.body.removeChild( iframe );
	}

	// Store the correct default display
	elemdisplay[ nodeName ] = display;

	return display;
}

jQuery.each([ "height", "width" ], function( i, name ) {
	jQuery.cssHooks[ name ] = {
		get: function( elem, computed, extra ) {
			if ( computed ) {
				if ( elem.offsetWidth !== 0 || curCSS( elem, "display" ) !== "none" ) {
					return getWidthOrHeight( elem, name, extra );
				} else {
					return jQuery.swap( elem, cssShow, function() {
						return getWidthOrHeight( elem, name, extra );
					});
				}
			}
		},

		set: function( elem, value, extra ) {
			return setPositiveNumber( elem, value, extra ?
				augmentWidthOrHeight(
					elem,
					name,
					extra,
					jQuery.support.boxSizing && jQuery.css( elem, "boxSizing" ) === "border-box"
				) : 0
			);
		}
	};
});

if ( !jQuery.support.opacity ) {
	jQuery.cssHooks.opacity = {
		get: function( elem, computed ) {
			// IE uses filters for opacity
			return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
				( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
				computed ? "1" : "";
		},

		set: function( elem, value ) {
			var style = elem.style,
				currentStyle = elem.currentStyle,
				opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
				filter = currentStyle && currentStyle.filter || style.filter || "";

			// IE has trouble with opacity if it does not have layout
			// Force it by setting the zoom level
			style.zoom = 1;

			// if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
			if ( value >= 1 && jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
				style.removeAttribute ) {

				// Setting style.filter to null, "" & " " still leave "filter:" in the cssText
				// if "filter:" is present at all, clearType is disabled, we want to avoid this
				// style.removeAttribute is IE Only, but so apparently is this code path...
				style.removeAttribute( "filter" );

				// if there there is no filter style applied in a css rule, we are done
				if ( currentStyle && !currentStyle.filter ) {
					return;
				}
			}

			// otherwise, set new filter values
			style.filter = ralpha.test( filter ) ?
				filter.replace( ralpha, opacity ) :
				filter + " " + opacity;
		}
	};
}

// These hooks cannot be added until DOM ready because the support test
// for it is not run until after DOM ready
jQuery(function() {
	if ( !jQuery.support.reliableMarginRight ) {
		jQuery.cssHooks.marginRight = {
			get: function( elem, computed ) {
				// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
				// Work around by temporarily setting element display to inline-block
				return jQuery.swap( elem, { "display": "inline-block" }, function() {
					if ( computed ) {
						return curCSS( elem, "marginRight" );
					}
				});
			}
		};
	}

	// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
	// getComputedStyle returns percent when specified for top/left/bottom/right
	// rather than make the css module depend on the offset module, we just check for it here
	if ( !jQuery.support.pixelPosition && jQuery.fn.position ) {
		jQuery.each( [ "top", "left" ], function( i, prop ) {
			jQuery.cssHooks[ prop ] = {
				get: function( elem, computed ) {
					if ( computed ) {
						var ret = curCSS( elem, prop );
						// if curCSS returns percentage, fallback to offset
						return rnumnonpx.test( ret ) ? jQuery( elem ).position()[ prop ] + "px" : ret;
					}
				}
			};
		});
	}

});

if ( jQuery.expr && jQuery.expr.filters ) {
	jQuery.expr.filters.hidden = function( elem ) {
		return ( elem.offsetWidth === 0 && elem.offsetHeight === 0 ) || (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || curCSS( elem, "display" )) === "none");
	};

	jQuery.expr.filters.visible = function( elem ) {
		return !jQuery.expr.filters.hidden( elem );
	};
}

// These hooks are used by animate to expand properties
jQuery.each({
	margin: "",
	padding: "",
	border: "Width"
}, function( prefix, suffix ) {
	jQuery.cssHooks[ prefix + suffix ] = {
		expand: function( value ) {
			var i,

				// assumes a single number if not a string
				parts = typeof value === "string" ? value.split(" ") : [ value ],
				expanded = {};

			for ( i = 0; i < 4; i++ ) {
				expanded[ prefix + cssExpand[ i ] + suffix ] =
					parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
			}

			return expanded;
		}
	};

	if ( !rmargin.test( prefix ) ) {
		jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
	}
});
var r20 = /%20/g,
	rbracket = /\[\]$/,
	rCRLF = /\r?\n/g,
	rinput = /^(?:color|date|datetime|datetime-local|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i,
	rselectTextarea = /^(?:select|textarea)/i;

jQuery.fn.extend({
	serialize: function() {
		return jQuery.param( this.serializeArray() );
	},
	serializeArray: function() {
		return this.map(function(){
			return this.elements ? jQuery.makeArray( this.elements ) : this;
		})
		.filter(function(){
			return this.name && !this.disabled &&
				( this.checked || rselectTextarea.test( this.nodeName ) ||
					rinput.test( this.type ) );
		})
		.map(function( i, elem ){
			var val = jQuery( this ).val();

			return val == null ?
				null :
				jQuery.isArray( val ) ?
					jQuery.map( val, function( val, i ){
						return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
					}) :
					{ name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
		}).get();
	}
});

//Serialize an array of form elements or a set of
//key/values into a query string
jQuery.param = function( a, traditional ) {
	var prefix,
		s = [],
		add = function( key, value ) {
			// If value is a function, invoke it and return its value
			value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
			s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
		};

	// Set traditional to true for jQuery <= 1.3.2 behavior.
	if ( traditional === undefined ) {
		traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
	}

	// If an array was passed in, assume that it is an array of form elements.
	if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
		// Serialize the form elements
		jQuery.each( a, function() {
			add( this.name, this.value );
		});

	} else {
		// If traditional, encode the "old" way (the way 1.3.2 or older
		// did it), otherwise encode params recursively.
		for ( prefix in a ) {
			buildParams( prefix, a[ prefix ], traditional, add );
		}
	}

	// Return the resulting serialization
	return s.join( "&" ).replace( r20, "+" );
};

function buildParams( prefix, obj, traditional, add ) {
	var name;

	if ( jQuery.isArray( obj ) ) {
		// Serialize array item.
		jQuery.each( obj, function( i, v ) {
			if ( traditional || rbracket.test( prefix ) ) {
				// Treat each array item as a scalar.
				add( prefix, v );

			} else {
				// If array item is non-scalar (array or object), encode its
				// numeric index to resolve deserialization ambiguity issues.
				// Note that rack (as of 1.0.0) can't currently deserialize
				// nested arrays properly, and attempting to do so may cause
				// a server error. Possible fixes are to modify rack's
				// deserialization algorithm or to provide an option or flag
				// to force array serialization to be shallow.
				buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
			}
		});

	} else if ( !traditional && jQuery.type( obj ) === "object" ) {
		// Serialize object item.
		for ( name in obj ) {
			buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
		}

	} else {
		// Serialize scalar item.
		add( prefix, obj );
	}
}
var // Document location
	ajaxLocation,
	// Document location segments
	ajaxLocParts,

	rhash = /#.*$/,
	rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
	// #7653, #8125, #8152: local protocol detection
	rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|res|widget):$/,
	rnoContent = /^(?:GET|HEAD)$/,
	rprotocol = /^\/\//,
	rquery = /\?/,
	rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
	rts = /([?&])_=[^&]*/,
	rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/,

	// Keep a copy of the old load method
	_load = jQuery.fn.load,

	/* Prefilters
	 * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
	 * 2) These are called:
	 *    - BEFORE asking for a transport
	 *    - AFTER param serialization (s.data is a string if s.processData is true)
	 * 3) key is the dataType
	 * 4) the catchall symbol "*" can be used
	 * 5) execution will start with transport dataType and THEN continue down to "*" if needed
	 */
	prefilters = {},

	/* Transports bindings
	 * 1) key is the dataType
	 * 2) the catchall symbol "*" can be used
	 * 3) selection will start with transport dataType and THEN go to "*" if needed
	 */
	transports = {},

	// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
	allTypes = ["*/"] + ["*"];

// #8138, IE may throw an exception when accessing
// a field from window.location if document.domain has been set
try {
	ajaxLocation = location.href;
} catch( e ) {
	// Use the href attribute of an A element
	// since IE will modify it given document.location
	ajaxLocation = document.createElement( "a" );
	ajaxLocation.href = "";
	ajaxLocation = ajaxLocation.href;
}

// Segment location into parts
ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];

// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
function addToPrefiltersOrTransports( structure ) {

	// dataTypeExpression is optional and defaults to "*"
	return function( dataTypeExpression, func ) {

		if ( typeof dataTypeExpression !== "string" ) {
			func = dataTypeExpression;
			dataTypeExpression = "*";
		}

		var dataType, list, placeBefore,
			dataTypes = dataTypeExpression.toLowerCase().split( core_rspace ),
			i = 0,
			length = dataTypes.length;

		if ( jQuery.isFunction( func ) ) {
			// For each dataType in the dataTypeExpression
			for ( ; i < length; i++ ) {
				dataType = dataTypes[ i ];
				// We control if we're asked to add before
				// any existing element
				placeBefore = /^\+/.test( dataType );
				if ( placeBefore ) {
					dataType = dataType.substr( 1 ) || "*";
				}
				list = structure[ dataType ] = structure[ dataType ] || [];
				// then we add to the structure accordingly
				list[ placeBefore ? "unshift" : "push" ]( func );
			}
		}
	};
}

// Base inspection function for prefilters and transports
function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR,
		dataType /* internal */, inspected /* internal */ ) {

	dataType = dataType || options.dataTypes[ 0 ];
	inspected = inspected || {};

	inspected[ dataType ] = true;

	var selection,
		list = structure[ dataType ],
		i = 0,
		length = list ? list.length : 0,
		executeOnly = ( structure === prefilters );

	for ( ; i < length && ( executeOnly || !selection ); i++ ) {
		selection = list[ i ]( options, originalOptions, jqXHR );
		// If we got redirected to another dataType
		// we try there if executing only and not done already
		if ( typeof selection === "string" ) {
			if ( !executeOnly || inspected[ selection ] ) {
				selection = undefined;
			} else {
				options.dataTypes.unshift( selection );
				selection = inspectPrefiltersOrTransports(
						structure, options, originalOptions, jqXHR, selection, inspected );
			}
		}
	}
	// If we're only executing or nothing was selected
	// we try the catchall dataType if not done already
	if ( ( executeOnly || !selection ) && !inspected[ "*" ] ) {
		selection = inspectPrefiltersOrTransports(
				structure, options, originalOptions, jqXHR, "*", inspected );
	}
	// unnecessary when only executing (prefilters)
	// but it'll be ignored by the caller in that case
	return selection;
}

// A special extend for ajax options
// that takes "flat" options (not to be deep extended)
// Fixes #9887
function ajaxExtend( target, src ) {
	var key, deep,
		flatOptions = jQuery.ajaxSettings.flatOptions || {};
	for ( key in src ) {
		if ( src[ key ] !== undefined ) {
			( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
		}
	}
	if ( deep ) {
		jQuery.extend( true, target, deep );
	}
}

jQuery.fn.load = function( url, params, callback ) {
	if ( typeof url !== "string" && _load ) {
		return _load.apply( this, arguments );
	}

	// Don't do a request if no elements are being requested
	if ( !this.length ) {
		return this;
	}

	var selector, type, response,
		self = this,
		off = url.indexOf(" ");

	if ( off >= 0 ) {
		selector = url.slice( off, url.length );
		url = url.slice( 0, off );
	}

	// If it's a function
	if ( jQuery.isFunction( params ) ) {

		// We assume that it's the callback
		callback = params;
		params = undefined;

	// Otherwise, build a param string
	} else if ( typeof params === "object" ) {
		type = "POST";
	}

	// Request the remote document
	jQuery.ajax({
		url: url,

		// if "type" variable is undefined, then "GET" method will be used
		type: type,
		dataType: "html",
		data: params,
		complete: function( jqXHR, status ) {
			if ( callback ) {
				self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
			}
		}
	}).done(function( responseText ) {

		// Save response for use in complete callback
		response = arguments;

		// See if a selector was specified
		self.html( selector ?

			// Create a dummy div to hold the results
			jQuery("<div>")

				// inject the contents of the document in, removing the scripts
				// to avoid any 'Permission Denied' errors in IE
				.append( responseText.replace( rscript, "" ) )

				// Locate the specified elements
				.find( selector ) :

			// If not, just inject the full result
			responseText );

	});

	return this;
};

// Attach a bunch of functions for handling common AJAX events
jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split( " " ), function( i, o ){
	jQuery.fn[ o ] = function( f ){
		return this.on( o, f );
	};
});

jQuery.each( [ "get", "post" ], function( i, method ) {
	jQuery[ method ] = function( url, data, callback, type ) {
		// shift arguments if data argument was omitted
		if ( jQuery.isFunction( data ) ) {
			type = type || callback;
			callback = data;
			data = undefined;
		}

		return jQuery.ajax({
			type: method,
			url: url,
			data: data,
			success: callback,
			dataType: type
		});
	};
});

jQuery.extend({

	getScript: function( url, callback ) {
		return jQuery.get( url, undefined, callback, "script" );
	},

	getJSON: function( url, data, callback ) {
		return jQuery.get( url, data, callback, "json" );
	},

	// Creates a full fledged settings object into target
	// with both ajaxSettings and settings fields.
	// If target is omitted, writes into ajaxSettings.
	ajaxSetup: function( target, settings ) {
		if ( settings ) {
			// Building a settings object
			ajaxExtend( target, jQuery.ajaxSettings );
		} else {
			// Extending ajaxSettings
			settings = target;
			target = jQuery.ajaxSettings;
		}
		ajaxExtend( target, settings );
		return target;
	},

	ajaxSettings: {
		url: ajaxLocation,
		isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
		global: true,
		type: "GET",
		contentType: "application/x-www-form-urlencoded; charset=UTF-8",
		processData: true,
		async: true,
		/*
		timeout: 0,
		data: null,
		dataType: null,
		username: null,
		password: null,
		cache: null,
		throws: false,
		traditional: false,
		headers: {},
		*/

		accepts: {
			xml: "application/xml, text/xml",
			html: "text/html",
			text: "text/plain",
			json: "application/json, text/javascript",
			"*": allTypes
		},

		contents: {
			xml: /xml/,
			html: /html/,
			json: /json/
		},

		responseFields: {
			xml: "responseXML",
			text: "responseText"
		},

		// List of data converters
		// 1) key format is "source_type destination_type" (a single space in-between)
		// 2) the catchall symbol "*" can be used for source_type
		converters: {

			// Convert anything to text
			"* text": window.String,

			// Text to html (true = no transformation)
			"text html": true,

			// Evaluate text as a json expression
			"text json": jQuery.parseJSON,

			// Parse text as xml
			"text xml": jQuery.parseXML
		},

		// For options that shouldn't be deep extended:
		// you can add your own custom options here if
		// and when you create one that shouldn't be
		// deep extended (see ajaxExtend)
		flatOptions: {
			context: true,
			url: true
		}
	},

	ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
	ajaxTransport: addToPrefiltersOrTransports( transports ),

	// Main method
	ajax: function( url, options ) {

		// If url is an object, simulate pre-1.5 signature
		if ( typeof url === "object" ) {
			options = url;
			url = undefined;
		}

		// Force options to be an object
		options = options || {};

		var // ifModified key
			ifModifiedKey,
			// Response headers
			responseHeadersString,
			responseHeaders,
			// transport
			transport,
			// timeout handle
			timeoutTimer,
			// Cross-domain detection vars
			parts,
			// To know if global events are to be dispatched
			fireGlobals,
			// Loop variable
			i,
			// Create the final options object
			s = jQuery.ajaxSetup( {}, options ),
			// Callbacks context
			callbackContext = s.context || s,
			// Context for global events
			// It's the callbackContext if one was provided in the options
			// and if it's a DOM node or a jQuery collection
			globalEventContext = callbackContext !== s &&
				( callbackContext.nodeType || callbackContext instanceof jQuery ) ?
						jQuery( callbackContext ) : jQuery.event,
			// Deferreds
			deferred = jQuery.Deferred(),
			completeDeferred = jQuery.Callbacks( "once memory" ),
			// Status-dependent callbacks
			statusCode = s.statusCode || {},
			// Headers (they are sent all at once)
			requestHeaders = {},
			requestHeadersNames = {},
			// The jqXHR state
			state = 0,
			// Default abort message
			strAbort = "canceled",
			// Fake xhr
			jqXHR = {

				readyState: 0,

				// Caches the header
				setRequestHeader: function( name, value ) {
					if ( !state ) {
						var lname = name.toLowerCase();
						name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
						requestHeaders[ name ] = value;
					}
					return this;
				},

				// Raw string
				getAllResponseHeaders: function() {
					return state === 2 ? responseHeadersString : null;
				},

				// Builds headers hashtable if needed
				getResponseHeader: function( key ) {
					var match;
					if ( state === 2 ) {
						if ( !responseHeaders ) {
							responseHeaders = {};
							while( ( match = rheaders.exec( responseHeadersString ) ) ) {
								responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
							}
						}
						match = responseHeaders[ key.toLowerCase() ];
					}
					return match === undefined ? null : match;
				},

				// Overrides response content-type header
				overrideMimeType: function( type ) {
					if ( !state ) {
						s.mimeType = type;
					}
					return this;
				},

				// Cancel the request
				abort: function( statusText ) {
					statusText = statusText || strAbort;
					if ( transport ) {
						transport.abort( statusText );
					}
					done( 0, statusText );
					return this;
				}
			};

		// Callback for when everything is done
		// It is defined here because jslint complains if it is declared
		// at the end of the function (which would be more logical and readable)
		function done( status, nativeStatusText, responses, headers ) {
			var isSuccess, success, error, response, modified,
				statusText = nativeStatusText;

			// Called once
			if ( state === 2 ) {
				return;
			}

			// State is "done" now
			state = 2;

			// Clear timeout if it exists
			if ( timeoutTimer ) {
				clearTimeout( timeoutTimer );
			}

			// Dereference transport for early garbage collection
			// (no matter how long the jqXHR object will be used)
			transport = undefined;

			// Cache response headers
			responseHeadersString = headers || "";

			// Set readyState
			jqXHR.readyState = status > 0 ? 4 : 0;

			// Get response data
			if ( responses ) {
				response = ajaxHandleResponses( s, jqXHR, responses );
			}

			// If successful, handle type chaining
			if ( status >= 200 && status < 300 || status === 304 ) {

				// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
				if ( s.ifModified ) {

					modified = jqXHR.getResponseHeader("Last-Modified");
					if ( modified ) {
						jQuery.lastModified[ ifModifiedKey ] = modified;
					}
					modified = jqXHR.getResponseHeader("Etag");
					if ( modified ) {
						jQuery.etag[ ifModifiedKey ] = modified;
					}
				}

				// If not modified
				if ( status === 304 ) {

					statusText = "notmodified";
					isSuccess = true;

				// If we have data
				} else {

					isSuccess = ajaxConvert( s, response );
					statusText = isSuccess.state;
					success = isSuccess.data;
					error = isSuccess.error;
					isSuccess = !error;
				}
			} else {
				// We extract error from statusText
				// then normalize statusText and status for non-aborts
				error = statusText;
				if ( !statusText || status ) {
					statusText = "error";
					if ( status < 0 ) {
						status = 0;
					}
				}
			}

			// Set data for the fake xhr object
			jqXHR.status = status;
			jqXHR.statusText = "" + ( nativeStatusText || statusText );

			// Success/Error
			if ( isSuccess ) {
				deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
			} else {
				deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
			}

			// Status-dependent callbacks
			jqXHR.statusCode( statusCode );
			statusCode = undefined;

			if ( fireGlobals ) {
				globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ),
						[ jqXHR, s, isSuccess ? success : error ] );
			}

			// Complete
			completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );

			if ( fireGlobals ) {
				globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
				// Handle the global AJAX counter
				if ( !( --jQuery.active ) ) {
					jQuery.event.trigger( "ajaxStop" );
				}
			}
		}

		// Attach deferreds
		deferred.promise( jqXHR );
		jqXHR.success = jqXHR.done;
		jqXHR.error = jqXHR.fail;
		jqXHR.complete = completeDeferred.add;

		// Status-dependent callbacks
		jqXHR.statusCode = function( map ) {
			if ( map ) {
				var tmp;
				if ( state < 2 ) {
					for ( tmp in map ) {
						statusCode[ tmp ] = [ statusCode[tmp], map[tmp] ];
					}
				} else {
					tmp = map[ jqXHR.status ];
					jqXHR.always( tmp );
				}
			}
			return this;
		};

		// Remove hash character (#7531: and string promotion)
		// Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
		// We also use the url parameter if available
		s.url = ( ( url || s.url ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );

		// Extract dataTypes list
		s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( core_rspace );

		// Determine if a cross-domain request is in order
		if ( s.crossDomain == null ) {
			parts = rurl.exec( s.url.toLowerCase() );
			s.crossDomain = !!( parts &&
				( parts[ 1 ] != ajaxLocParts[ 1 ] || parts[ 2 ] != ajaxLocParts[ 2 ] ||
					( parts[ 3 ] || ( parts[ 1 ] === "http:" ? 80 : 443 ) ) !=
						( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? 80 : 443 ) ) )
			);
		}

		// Convert data if not already a string
		if ( s.data && s.processData && typeof s.data !== "string" ) {
			s.data = jQuery.param( s.data, s.traditional );
		}

		// Apply prefilters
		inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );

		// If request was aborted inside a prefilter, stop there
		if ( state === 2 ) {
			return jqXHR;
		}

		// We can fire global events as of now if asked to
		fireGlobals = s.global;

		// Uppercase the type
		s.type = s.type.toUpperCase();

		// Determine if request has content
		s.hasContent = !rnoContent.test( s.type );

		// Watch for a new set of requests
		if ( fireGlobals && jQuery.active++ === 0 ) {
			jQuery.event.trigger( "ajaxStart" );
		}

		// More options handling for requests with no content
		if ( !s.hasContent ) {

			// If data is available, append data to url
			if ( s.data ) {
				s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data;
				// #9682: remove data so that it's not used in an eventual retry
				delete s.data;
			}

			// Get ifModifiedKey before adding the anti-cache parameter
			ifModifiedKey = s.url;

			// Add anti-cache in url if needed
			if ( s.cache === false ) {

				var ts = jQuery.now(),
					// try replacing _= if it is there
					ret = s.url.replace( rts, "$1_=" + ts );

				// if nothing was replaced, add timestamp to the end
				s.url = ret + ( ( ret === s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "" );
			}
		}

		// Set the correct header, if data is being sent
		if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
			jqXHR.setRequestHeader( "Content-Type", s.contentType );
		}

		// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
		if ( s.ifModified ) {
			ifModifiedKey = ifModifiedKey || s.url;
			if ( jQuery.lastModified[ ifModifiedKey ] ) {
				jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ ifModifiedKey ] );
			}
			if ( jQuery.etag[ ifModifiedKey ] ) {
				jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ ifModifiedKey ] );
			}
		}

		// Set the Accepts header for the server, depending on the dataType
		jqXHR.setRequestHeader(
			"Accept",
			s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
				s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
				s.accepts[ "*" ]
		);

		// Check for headers option
		for ( i in s.headers ) {
			jqXHR.setRequestHeader( i, s.headers[ i ] );
		}

		// Allow custom headers/mimetypes and early abort
		if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
				// Abort if not done already and return
				return jqXHR.abort();

		}

		// aborting is no longer a cancellation
		strAbort = "abort";

		// Install callbacks on deferreds
		for ( i in { success: 1, error: 1, complete: 1 } ) {
			jqXHR[ i ]( s[ i ] );
		}

		// Get transport
		transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );

		// If no transport, we auto-abort
		if ( !transport ) {
			done( -1, "No Transport" );
		} else {
			jqXHR.readyState = 1;
			// Send global event
			if ( fireGlobals ) {
				globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
			}
			// Timeout
			if ( s.async && s.timeout > 0 ) {
				timeoutTimer = setTimeout( function(){
					jqXHR.abort( "timeout" );
				}, s.timeout );
			}

			try {
				state = 1;
				transport.send( requestHeaders, done );
			} catch (e) {
				// Propagate exception as error if not done
				if ( state < 2 ) {
					done( -1, e );
				// Simply rethrow otherwise
				} else {
					throw e;
				}
			}
		}

		return jqXHR;
	},

	// Counter for holding the number of active queries
	active: 0,

	// Last-Modified header cache for next request
	lastModified: {},
	etag: {}

});

/* Handles responses to an ajax request:
 * - sets all responseXXX fields accordingly
 * - finds the right dataType (mediates between content-type and expected dataType)
 * - returns the corresponding response
 */
function ajaxHandleResponses( s, jqXHR, responses ) {

	var ct, type, finalDataType, firstDataType,
		contents = s.contents,
		dataTypes = s.dataTypes,
		responseFields = s.responseFields;

	// Fill responseXXX fields
	for ( type in responseFields ) {
		if ( type in responses ) {
			jqXHR[ responseFields[type] ] = responses[ type ];
		}
	}

	// Remove auto dataType and get content-type in the process
	while( dataTypes[ 0 ] === "*" ) {
		dataTypes.shift();
		if ( ct === undefined ) {
			ct = s.mimeType || jqXHR.getResponseHeader( "content-type" );
		}
	}

	// Check if we're dealing with a known content-type
	if ( ct ) {
		for ( type in contents ) {
			if ( contents[ type ] && contents[ type ].test( ct ) ) {
				dataTypes.unshift( type );
				break;
			}
		}
	}

	// Check to see if we have a response for the expected dataType
	if ( dataTypes[ 0 ] in responses ) {
		finalDataType = dataTypes[ 0 ];
	} else {
		// Try convertible dataTypes
		for ( type in responses ) {
			if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
				finalDataType = type;
				break;
			}
			if ( !firstDataType ) {
				firstDataType = type;
			}
		}
		// Or just use first one
		finalDataType = finalDataType || firstDataType;
	}

	// If we found a dataType
	// We add the dataType to the list if needed
	// and return the corresponding response
	if ( finalDataType ) {
		if ( finalDataType !== dataTypes[ 0 ] ) {
			dataTypes.unshift( finalDataType );
		}
		return responses[ finalDataType ];
	}
}

// Chain conversions given the request and the original response
function ajaxConvert( s, response ) {

	var conv, conv2, current, tmp,
		// Work with a copy of dataTypes in case we need to modify it for conversion
		dataTypes = s.dataTypes.slice(),
		prev = dataTypes[ 0 ],
		converters = {},
		i = 0;

	// Apply the dataFilter if provided
	if ( s.dataFilter ) {
		response = s.dataFilter( response, s.dataType );
	}

	// Create converters map with lowercased keys
	if ( dataTypes[ 1 ] ) {
		for ( conv in s.converters ) {
			converters[ conv.toLowerCase() ] = s.converters[ conv ];
		}
	}

	// Convert to each sequential dataType, tolerating list modification
	for ( ; (current = dataTypes[++i]); ) {

		// There's only work to do if current dataType is non-auto
		if ( current !== "*" ) {

			// Convert response if prev dataType is non-auto and differs from current
			if ( prev !== "*" && prev !== current ) {

				// Seek a direct converter
				conv = converters[ prev + " " + current ] || converters[ "* " + current ];

				// If none found, seek a pair
				if ( !conv ) {
					for ( conv2 in converters ) {

						// If conv2 outputs current
						tmp = conv2.split(" ");
						if ( tmp[ 1 ] === current ) {

							// If prev can be converted to accepted input
							conv = converters[ prev + " " + tmp[ 0 ] ] ||
								converters[ "* " + tmp[ 0 ] ];
							if ( conv ) {
								// Condense equivalence converters
								if ( conv === true ) {
									conv = converters[ conv2 ];

								// Otherwise, insert the intermediate dataType
								} else if ( converters[ conv2 ] !== true ) {
									current = tmp[ 0 ];
									dataTypes.splice( i--, 0, current );
								}

								break;
							}
						}
					}
				}

				// Apply converter (if not an equivalence)
				if ( conv !== true ) {

					// Unless errors are allowed to bubble, catch and return them
					if ( conv && s["throws"] ) {
						response = conv( response );
					} else {
						try {
							response = conv( response );
						} catch ( e ) {
							return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
						}
					}
				}
			}

			// Update prev for next iteration
			prev = current;
		}
	}

	return { state: "success", data: response };
}
var oldCallbacks = [],
	rquestion = /\?/,
	rjsonp = /(=)\?(?=&|$)|\?\?/,
	nonce = jQuery.now();

// Default jsonp settings
jQuery.ajaxSetup({
	jsonp: "callback",
	jsonpCallback: function() {
		var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
		this[ callback ] = true;
		return callback;
	}
});

// Detect, normalize options and install callbacks for jsonp requests
jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {

	var callbackName, overwritten, responseContainer,
		data = s.data,
		url = s.url,
		hasCallback = s.jsonp !== false,
		replaceInUrl = hasCallback && rjsonp.test( url ),
		replaceInData = hasCallback && !replaceInUrl && typeof data === "string" &&
			!( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") &&
			rjsonp.test( data );

	// Handle iff the expected data type is "jsonp" or we have a parameter to set
	if ( s.dataTypes[ 0 ] === "jsonp" || replaceInUrl || replaceInData ) {

		// Get callback name, remembering preexisting value associated with it
		callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
			s.jsonpCallback() :
			s.jsonpCallback;
		overwritten = window[ callbackName ];

		// Insert callback into url or form data
		if ( replaceInUrl ) {
			s.url = url.replace( rjsonp, "$1" + callbackName );
		} else if ( replaceInData ) {
			s.data = data.replace( rjsonp, "$1" + callbackName );
		} else if ( hasCallback ) {
			s.url += ( rquestion.test( url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
		}

		// Use data converter to retrieve json after script execution
		s.converters["script json"] = function() {
			if ( !responseContainer ) {
				jQuery.error( callbackName + " was not called" );
			}
			return responseContainer[ 0 ];
		};

		// force json dataType
		s.dataTypes[ 0 ] = "json";

		// Install callback
		window[ callbackName ] = function() {
			responseContainer = arguments;
		};

		// Clean-up function (fires after converters)
		jqXHR.always(function() {
			// Restore preexisting value
			window[ callbackName ] = overwritten;

			// Save back as free
			if ( s[ callbackName ] ) {
				// make sure that re-using the options doesn't screw things around
				s.jsonpCallback = originalSettings.jsonpCallback;

				// save the callback name for future use
				oldCallbacks.push( callbackName );
			}

			// Call if it was a function and we have a response
			if ( responseContainer && jQuery.isFunction( overwritten ) ) {
				overwritten( responseContainer[ 0 ] );
			}

			responseContainer = overwritten = undefined;
		});

		// Delegate to script
		return "script";
	}
});
// Install script dataType
jQuery.ajaxSetup({
	accepts: {
		script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
	},
	contents: {
		script: /javascript|ecmascript/
	},
	converters: {
		"text script": function( text ) {
			jQuery.globalEval( text );
			return text;
		}
	}
});

// Handle cache's special case and global
jQuery.ajaxPrefilter( "script", function( s ) {
	if ( s.cache === undefined ) {
		s.cache = false;
	}
	if ( s.crossDomain ) {
		s.type = "GET";
		s.global = false;
	}
});

// Bind script tag hack transport
jQuery.ajaxTransport( "script", function(s) {

	// This transport only deals with cross domain requests
	if ( s.crossDomain ) {

		var script,
			head = document.head || document.getElementsByTagName( "head" )[0] || document.documentElement;

		return {

			send: function( _, callback ) {

				script = document.createElement( "script" );

				script.async = "async";

				if ( s.scriptCharset ) {
					script.charset = s.scriptCharset;
				}

				script.src = s.url;

				// Attach handlers for all browsers
				script.onload = script.onreadystatechange = function( _, isAbort ) {

					if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {

						// Handle memory leak in IE
						script.onload = script.onreadystatechange = null;

						// Remove the script
						if ( head && script.parentNode ) {
							head.removeChild( script );
						}

						// Dereference the script
						script = undefined;

						// Callback if not abort
						if ( !isAbort ) {
							callback( 200, "success" );
						}
					}
				};
				// Use insertBefore instead of appendChild  to circumvent an IE6 bug.
				// This arises when a base node is used (#2709 and #4378).
				head.insertBefore( script, head.firstChild );
			},

			abort: function() {
				if ( script ) {
					script.onload( 0, 1 );
				}
			}
		};
	}
});
var xhrCallbacks,
	// #5280: Internet Explorer will keep connections alive if we don't abort on unload
	xhrOnUnloadAbort = window.ActiveXObject ? function() {
		// Abort all pending requests
		for ( var key in xhrCallbacks ) {
			xhrCallbacks[ key ]( 0, 1 );
		}
	} : false,
	xhrId = 0;

// Functions to create xhrs
function createStandardXHR() {
	try {
		return new window.XMLHttpRequest();
	} catch( e ) {}
}

function createActiveXHR() {
	try {
		return new window.ActiveXObject( "Microsoft.XMLHTTP" );
	} catch( e ) {}
}

// Create the request object
// (This is still attached to ajaxSettings for backward compatibility)
jQuery.ajaxSettings.xhr = window.ActiveXObject ?
	/* Microsoft failed to properly
	 * implement the XMLHttpRequest in IE7 (can't request local files),
	 * so we use the ActiveXObject when it is available
	 * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
	 * we need a fallback.
	 */
	function() {
		return !this.isLocal && createStandardXHR() || createActiveXHR();
	} :
	// For all other browsers, use the standard XMLHttpRequest object
	createStandardXHR;

// Determine support properties
(function( xhr ) {
	jQuery.extend( jQuery.support, {
		ajax: !!xhr,
		cors: !!xhr && ( "withCredentials" in xhr )
	});
})( jQuery.ajaxSettings.xhr() );

// Create transport if the browser can provide an xhr
if ( jQuery.support.ajax ) {

	jQuery.ajaxTransport(function( s ) {
		// Cross domain only allowed if supported through XMLHttpRequest
		if ( !s.crossDomain || jQuery.support.cors ) {

			var callback;

			return {
				send: function( headers, complete ) {

					// Get a new xhr
					var handle, i,
						xhr = s.xhr();

					// Open the socket
					// Passing null username, generates a login popup on Opera (#2865)
					if ( s.username ) {
						xhr.open( s.type, s.url, s.async, s.username, s.password );
					} else {
						xhr.open( s.type, s.url, s.async );
					}

					// Apply custom fields if provided
					if ( s.xhrFields ) {
						for ( i in s.xhrFields ) {
							xhr[ i ] = s.xhrFields[ i ];
						}
					}

					// Override mime type if needed
					if ( s.mimeType && xhr.overrideMimeType ) {
						xhr.overrideMimeType( s.mimeType );
					}

					// X-Requested-With header
					// For cross-domain requests, seeing as conditions for a preflight are
					// akin to a jigsaw puzzle, we simply never set it to be sure.
					// (it can always be set on a per-request basis or even using ajaxSetup)
					// For same-domain requests, won't change header if already provided.
					if ( !s.crossDomain && !headers["X-Requested-With"] ) {
						headers[ "X-Requested-With" ] = "XMLHttpRequest";
					}

					// Need an extra try/catch for cross domain requests in Firefox 3
					try {
						for ( i in headers ) {
							xhr.setRequestHeader( i, headers[ i ] );
						}
					} catch( _ ) {}

					// Do send the request
					// This may raise an exception which is actually
					// handled in jQuery.ajax (so no try/catch here)
					xhr.send( ( s.hasContent && s.data ) || null );

					// Listener
					callback = function( _, isAbort ) {

						var status,
							statusText,
							responseHeaders,
							responses,
							xml;

						// Firefox throws exceptions when accessing properties
						// of an xhr when a network error occurred
						// http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
						try {

							// Was never called and is aborted or complete
							if ( callback && ( isAbort || xhr.readyState === 4 ) ) {

								// Only called once
								callback = undefined;

								// Do not keep as active anymore
								if ( handle ) {
									xhr.onreadystatechange = jQuery.noop;
									if ( xhrOnUnloadAbort ) {
										delete xhrCallbacks[ handle ];
									}
								}

								// If it's an abort
								if ( isAbort ) {
									// Abort it manually if needed
									if ( xhr.readyState !== 4 ) {
										xhr.abort();
									}
								} else {
									status = xhr.status;
									responseHeaders = xhr.getAllResponseHeaders();
									responses = {};
									xml = xhr.responseXML;

									// Construct response list
									if ( xml && xml.documentElement /* #4958 */ ) {
										responses.xml = xml;
									}

									// When requesting binary data, IE6-9 will throw an exception
									// on any attempt to access responseText (#11426)
									try {
										responses.text = xhr.responseText;
									} catch( _ ) {
									}

									// Firefox throws an exception when accessing
									// statusText for faulty cross-domain requests
									try {
										statusText = xhr.statusText;
									} catch( e ) {
										// We normalize with Webkit giving an empty statusText
										statusText = "";
									}

									// Filter status for non standard behaviors

									// If the request is local and we have data: assume a success
									// (success with no data won't get notified, that's the best we
									// can do given current implementations)
									if ( !status && s.isLocal && !s.crossDomain ) {
										status = responses.text ? 200 : 404;
									// IE - #1450: sometimes returns 1223 when it should be 204
									} else if ( status === 1223 ) {
										status = 204;
									}
								}
							}
						} catch( firefoxAccessException ) {
							if ( !isAbort ) {
								complete( -1, firefoxAccessException );
							}
						}

						// Call complete if needed
						if ( responses ) {
							complete( status, statusText, responses, responseHeaders );
						}
					};

					if ( !s.async ) {
						// if we're in sync mode we fire the callback
						callback();
					} else if ( xhr.readyState === 4 ) {
						// (IE6 & IE7) if it's in cache and has been
						// retrieved directly we need to fire the callback
						setTimeout( callback, 0 );
					} else {
						handle = ++xhrId;
						if ( xhrOnUnloadAbort ) {
							// Create the active xhrs callbacks list if needed
							// and attach the unload handler
							if ( !xhrCallbacks ) {
								xhrCallbacks = {};
								jQuery( window ).unload( xhrOnUnloadAbort );
							}
							// Add to list of active xhrs callbacks
							xhrCallbacks[ handle ] = callback;
						}
						xhr.onreadystatechange = callback;
					}
				},

				abort: function() {
					if ( callback ) {
						callback(0,1);
					}
				}
			};
		}
	});
}
var fxNow, timerId,
	rfxtypes = /^(?:toggle|show|hide)$/,
	rfxnum = new RegExp( "^(?:([-+])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
	rrun = /queueHooks$/,
	animationPrefilters = [ defaultPrefilter ],
	tweeners = {
		"*": [function( prop, value ) {
			var end, unit, prevScale,
				tween = this.createTween( prop, value ),
				parts = rfxnum.exec( value ),
				target = tween.cur(),
				start = +target || 0,
				scale = 1;

			if ( parts ) {
				end = +parts[2];
				unit = parts[3] || ( jQuery.cssNumber[ prop ] ? "" : "px" );

				// We need to compute starting value
				if ( unit !== "px" && start ) {
					// Iteratively approximate from a nonzero starting point
					// Prefer the current property, because this process will be trivial if it uses the same units
					// Fallback to end or a simple constant
					start = jQuery.css( tween.elem, prop, true ) || end || 1;

					do {
						// If previous iteration zeroed out, double until we get *something*
						// Use a string for doubling factor so we don't accidentally see scale as unchanged below
						prevScale = scale = scale || ".5";

						// Adjust and apply
						start = start / scale;
						jQuery.style( tween.elem, prop, start + unit );

						// Update scale, tolerating zeroes from tween.cur()
						scale = tween.cur() / target;

					// Stop looping if we've hit the mark or scale is unchanged
					} while ( scale !== 1 && scale !== prevScale );
				}

				tween.unit = unit;
				tween.start = start;
				// If a +=/-= token was provided, we're doing a relative animation
				tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end;
			}
			return tween;
		}]
	};

// Animations created synchronously will run synchronously
function createFxNow() {
	setTimeout(function() {
		fxNow = undefined;
	}, 0 );
	return ( fxNow = jQuery.now() );
}

function createTweens( animation, props ) {
	jQuery.each( props, function( prop, value ) {
		var collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
			index = 0,
			length = collection.length;
		for ( ; index < length; index++ ) {
			if ( collection[ index ].call( animation, prop, value ) ) {

				// we're done with this property
				return;
			}
		}
	});
}

function Animation( elem, properties, options ) {
	var result,
		index = 0,
		tweenerIndex = 0,
		length = animationPrefilters.length,
		deferred = jQuery.Deferred().always( function() {
			// don't match elem in the :animated selector
			delete tick.elem;
		}),
		tick = function() {
			var currentTime = fxNow || createFxNow(),
				remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
				percent = 1 - ( remaining / animation.duration || 0 ),
				index = 0,
				length = animation.tweens.length;

			for ( ; index < length ; index++ ) {
				animation.tweens[ index ].run( percent );
			}

			deferred.notifyWith( elem, [ animation, percent, remaining ]);

			if ( percent < 1 && length ) {
				return remaining;
			} else {
				deferred.resolveWith( elem, [ animation ] );
				return false;
			}
		},
		animation = deferred.promise({
			elem: elem,
			props: jQuery.extend( {}, properties ),
			opts: jQuery.extend( true, { specialEasing: {} }, options ),
			originalProperties: properties,
			originalOptions: options,
			startTime: fxNow || createFxNow(),
			duration: options.duration,
			tweens: [],
			createTween: function( prop, end, easing ) {
				var tween = jQuery.Tween( elem, animation.opts, prop, end,
						animation.opts.specialEasing[ prop ] || animation.opts.easing );
				animation.tweens.push( tween );
				return tween;
			},
			stop: function( gotoEnd ) {
				var index = 0,
					// if we are going to the end, we want to run all the tweens
					// otherwise we skip this part
					length = gotoEnd ? animation.tweens.length : 0;

				for ( ; index < length ; index++ ) {
					animation.tweens[ index ].run( 1 );
				}

				// resolve when we played the last frame
				// otherwise, reject
				if ( gotoEnd ) {
					deferred.resolveWith( elem, [ animation, gotoEnd ] );
				} else {
					deferred.rejectWith( elem, [ animation, gotoEnd ] );
				}
				return this;
			}
		}),
		props = animation.props;

	propFilter( props, animation.opts.specialEasing );

	for ( ; index < length ; index++ ) {
		result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
		if ( result ) {
			return result;
		}
	}

	createTweens( animation, props );

	if ( jQuery.isFunction( animation.opts.start ) ) {
		animation.opts.start.call( elem, animation );
	}

	jQuery.fx.timer(
		jQuery.extend( tick, {
			anim: animation,
			queue: animation.opts.queue,
			elem: elem
		})
	);

	// attach callbacks from options
	return animation.progress( animation.opts.progress )
		.done( animation.opts.done, animation.opts.complete )
		.fail( animation.opts.fail )
		.always( animation.opts.always );
}

function propFilter( props, specialEasing ) {
	var index, name, easing, value, hooks;

	// camelCase, specialEasing and expand cssHook pass
	for ( index in props ) {
		name = jQuery.camelCase( index );
		easing = specialEasing[ name ];
		value = props[ index ];
		if ( jQuery.isArray( value ) ) {
			easing = value[ 1 ];
			value = props[ index ] = value[ 0 ];
		}

		if ( index !== name ) {
			props[ name ] = value;
			delete props[ index ];
		}

		hooks = jQuery.cssHooks[ name ];
		if ( hooks && "expand" in hooks ) {
			value = hooks.expand( value );
			delete props[ name ];

			// not quite $.extend, this wont overwrite keys already present.
			// also - reusing 'index' from above because we have the correct "name"
			for ( index in value ) {
				if ( !( index in props ) ) {
					props[ index ] = value[ index ];
					specialEasing[ index ] = easing;
				}
			}
		} else {
			specialEasing[ name ] = easing;
		}
	}
}

jQuery.Animation = jQuery.extend( Animation, {

	tweener: function( props, callback ) {
		if ( jQuery.isFunction( props ) ) {
			callback = props;
			props = [ "*" ];
		} else {
			props = props.split(" ");
		}

		var prop,
			index = 0,
			length = props.length;

		for ( ; index < length ; index++ ) {
			prop = props[ index ];
			tweeners[ prop ] = tweeners[ prop ] || [];
			tweeners[ prop ].unshift( callback );
		}
	},

	prefilter: function( callback, prepend ) {
		if ( prepend ) {
			animationPrefilters.unshift( callback );
		} else {
			animationPrefilters.push( callback );
		}
	}
});

function defaultPrefilter( elem, props, opts ) {
	var index, prop, value, length, dataShow, tween, hooks, oldfire,
		anim = this,
		style = elem.style,
		orig = {},
		handled = [],
		hidden = elem.nodeType && isHidden( elem );

	// handle queue: false promises
	if ( !opts.queue ) {
		hooks = jQuery._queueHooks( elem, "fx" );
		if ( hooks.unqueued == null ) {
			hooks.unqueued = 0;
			oldfire = hooks.empty.fire;
			hooks.empty.fire = function() {
				if ( !hooks.unqueued ) {
					oldfire();
				}
			};
		}
		hooks.unqueued++;

		anim.always(function() {
			// doing this makes sure that the complete handler will be called
			// before this completes
			anim.always(function() {
				hooks.unqueued--;
				if ( !jQuery.queue( elem, "fx" ).length ) {
					hooks.empty.fire();
				}
			});
		});
	}

	// height/width overflow pass
	if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
		// Make sure that nothing sneaks out
		// Record all 3 overflow attributes because IE does not
		// change the overflow attribute when overflowX and
		// overflowY are set to the same value
		opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];

		// Set display property to inline-block for height/width
		// animations on inline elements that are having width/height animated
		if ( jQuery.css( elem, "display" ) === "inline" &&
				jQuery.css( elem, "float" ) === "none" ) {

			// inline-level elements accept inline-block;
			// block-level elements need to be inline with layout
			if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) {
				style.display = "inline-block";

			} else {
				style.zoom = 1;
			}
		}
	}

	if ( opts.overflow ) {
		style.overflow = "hidden";
		if ( !jQuery.support.shrinkWrapBlocks ) {
			anim.done(function() {
				style.overflow = opts.overflow[ 0 ];
				style.overflowX = opts.overflow[ 1 ];
				style.overflowY = opts.overflow[ 2 ];
			});
		}
	}


	// show/hide pass
	for ( index in props ) {
		value = props[ index ];
		if ( rfxtypes.exec( value ) ) {
			delete props[ index ];
			if ( value === ( hidden ? "hide" : "show" ) ) {
				continue;
			}
			handled.push( index );
		}
	}

	length = handled.length;
	if ( length ) {
		dataShow = jQuery._data( elem, "fxshow" ) || jQuery._data( elem, "fxshow", {} );
		if ( hidden ) {
			jQuery( elem ).show();
		} else {
			anim.done(function() {
				jQuery( elem ).hide();
			});
		}
		anim.done(function() {
			var prop;
			jQuery.removeData( elem, "fxshow", true );
			for ( prop in orig ) {
				jQuery.style( elem, prop, orig[ prop ] );
			}
		});
		for ( index = 0 ; index < length ; index++ ) {
			prop = handled[ index ];
			tween = anim.createTween( prop, hidden ? dataShow[ prop ] : 0 );
			orig[ prop ] = dataShow[ prop ] || jQuery.style( elem, prop );

			if ( !( prop in dataShow ) ) {
				dataShow[ prop ] = tween.start;
				if ( hidden ) {
					tween.end = tween.start;
					tween.start = prop === "width" || prop === "height" ? 1 : 0;
				}
			}
		}
	}
}

function Tween( elem, options, prop, end, easing ) {
	return new Tween.prototype.init( elem, options, prop, end, easing );
}
jQuery.Tween = Tween;

Tween.prototype = {
	constructor: Tween,
	init: function( elem, options, prop, end, easing, unit ) {
		this.elem = elem;
		this.prop = prop;
		this.easing = easing || "swing";
		this.options = options;
		this.start = this.now = this.cur();
		this.end = end;
		this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
	},
	cur: function() {
		var hooks = Tween.propHooks[ this.prop ];

		return hooks && hooks.get ?
			hooks.get( this ) :
			Tween.propHooks._default.get( this );
	},
	run: function( percent ) {
		var eased,
			hooks = Tween.propHooks[ this.prop ];

		this.pos = eased = jQuery.easing[ this.easing ]( percent, this.options.duration * percent, 0, 1, this.options.duration );
		this.now = ( this.end - this.start ) * eased + this.start;

		if ( this.options.step ) {
			this.options.step.call( this.elem, this.now, this );
		}

		if ( hooks && hooks.set ) {
			hooks.set( this );
		} else {
			Tween.propHooks._default.set( this );
		}
		return this;
	}
};

Tween.prototype.init.prototype = Tween.prototype;

Tween.propHooks = {
	_default: {
		get: function( tween ) {
			var result;

			if ( tween.elem[ tween.prop ] != null &&
				(!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
				return tween.elem[ tween.prop ];
			}

			// passing any value as a 4th parameter to .css will automatically
			// attempt a parseFloat and fallback to a string if the parse fails
			// so, simple values such as "10px" are parsed to Float.
			// complex values such as "rotate(1rad)" are returned as is.
			result = jQuery.css( tween.elem, tween.prop, false, "" );
			// Empty strings, null, undefined and "auto" are converted to 0.
			return !result || result === "auto" ? 0 : result;
		},
		set: function( tween ) {
			// use step hook for back compat - use cssHook if its there - use .style if its
			// available and use plain properties where available
			if ( jQuery.fx.step[ tween.prop ] ) {
				jQuery.fx.step[ tween.prop ]( tween );
			} else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
				jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
			} else {
				tween.elem[ tween.prop ] = tween.now;
			}
		}
	}
};

// Remove in 2.0 - this supports IE8's panic based approach
// to setting things on disconnected nodes

Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
	set: function( tween ) {
		if ( tween.elem.nodeType && tween.elem.parentNode ) {
			tween.elem[ tween.prop ] = tween.now;
		}
	}
};

jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
	var cssFn = jQuery.fn[ name ];
	jQuery.fn[ name ] = function( speed, easing, callback ) {
		return speed == null || typeof speed === "boolean" ||
			// special check for .toggle( handler, handler, ... )
			( !i && jQuery.isFunction( speed ) && jQuery.isFunction( easing ) ) ?
			cssFn.apply( this, arguments ) :
			this.animate( genFx( name, true ), speed, easing, callback );
	};
});

jQuery.fn.extend({
	fadeTo: function( speed, to, easing, callback ) {

		// show any hidden elements after setting opacity to 0
		return this.filter( isHidden ).css( "opacity", 0 ).show()

			// animate to the value specified
			.end().animate({ opacity: to }, speed, easing, callback );
	},
	animate: function( prop, speed, easing, callback ) {
		var empty = jQuery.isEmptyObject( prop ),
			optall = jQuery.speed( speed, easing, callback ),
			doAnimation = function() {
				// Operate on a copy of prop so per-property easing won't be lost
				var anim = Animation( this, jQuery.extend( {}, prop ), optall );

				// Empty animations resolve immediately
				if ( empty ) {
					anim.stop( true );
				}
			};

		return empty || optall.queue === false ?
			this.each( doAnimation ) :
			this.queue( optall.queue, doAnimation );
	},
	stop: function( type, clearQueue, gotoEnd ) {
		var stopQueue = function( hooks ) {
			var stop = hooks.stop;
			delete hooks.stop;
			stop( gotoEnd );
		};

		if ( typeof type !== "string" ) {
			gotoEnd = clearQueue;
			clearQueue = type;
			type = undefined;
		}
		if ( clearQueue && type !== false ) {
			this.queue( type || "fx", [] );
		}

		return this.each(function() {
			var dequeue = true,
				index = type != null && type + "queueHooks",
				timers = jQuery.timers,
				data = jQuery._data( this );

			if ( index ) {
				if ( data[ index ] && data[ index ].stop ) {
					stopQueue( data[ index ] );
				}
			} else {
				for ( index in data ) {
					if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
						stopQueue( data[ index ] );
					}
				}
			}

			for ( index = timers.length; index--; ) {
				if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
					timers[ index ].anim.stop( gotoEnd );
					dequeue = false;
					timers.splice( index, 1 );
				}
			}

			// start the next in the queue if the last step wasn't forced
			// timers currently will call their complete callbacks, which will dequeue
			// but only if they were gotoEnd
			if ( dequeue || !gotoEnd ) {
				jQuery.dequeue( this, type );
			}
		});
	}
});

// Generate parameters to create a standard animation
function genFx( type, includeWidth ) {
	var which,
		attrs = { height: type },
		i = 0;

	// if we include width, step value is 1 to do all cssExpand values,
	// if we don't include width, step value is 2 to skip over Left and Right
	for( ; i < 4 ; i += 2 - includeWidth ) {
		which = cssExpand[ i ];
		attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
	}

	if ( includeWidth ) {
		attrs.opacity = attrs.width = type;
	}

	return attrs;
}

// Generate shortcuts for custom animations
jQuery.each({
	slideDown: genFx("show"),
	slideUp: genFx("hide"),
	slideToggle: genFx("toggle"),
	fadeIn: { opacity: "show" },
	fadeOut: { opacity: "hide" },
	fadeToggle: { opacity: "toggle" }
}, function( name, props ) {
	jQuery.fn[ name ] = function( speed, easing, callback ) {
		return this.animate( props, speed, easing, callback );
	};
});

jQuery.speed = function( speed, easing, fn ) {
	var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
		complete: fn || !fn && easing ||
			jQuery.isFunction( speed ) && speed,
		duration: speed,
		easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
	};

	opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
		opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;

	// normalize opt.queue - true/undefined/null -> "fx"
	if ( opt.queue == null || opt.queue === true ) {
		opt.queue = "fx";
	}

	// Queueing
	opt.old = opt.complete;

	opt.complete = function() {
		if ( jQuery.isFunction( opt.old ) ) {
			opt.old.call( this );
		}

		if ( opt.queue ) {
			jQuery.dequeue( this, opt.queue );
		}
	};

	return opt;
};

jQuery.easing = {
	linear: function( p ) {
		return p;
	},
	swing: function( p ) {
		return 0.5 - Math.cos( p*Math.PI ) / 2;
	}
};

jQuery.timers = [];
jQuery.fx = Tween.prototype.init;
jQuery.fx.tick = function() {
	var timer,
		timers = jQuery.timers,
		i = 0;

	for ( ; i < timers.length; i++ ) {
		timer = timers[ i ];
		// Checks the timer has not already been removed
		if ( !timer() && timers[ i ] === timer ) {
			timers.splice( i--, 1 );
		}
	}

	if ( !timers.length ) {
		jQuery.fx.stop();
	}
};

jQuery.fx.timer = function( timer ) {
	if ( timer() && jQuery.timers.push( timer ) && !timerId ) {
		timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
	}
};

jQuery.fx.interval = 13;

jQuery.fx.stop = function() {
	clearInterval( timerId );
	timerId = null;
};

jQuery.fx.speeds = {
	slow: 600,
	fast: 200,
	// Default speed
	_default: 400
};

// Back Compat <1.8 extension point
jQuery.fx.step = {};

if ( jQuery.expr && jQuery.expr.filters ) {
	jQuery.expr.filters.animated = function( elem ) {
		return jQuery.grep(jQuery.timers, function( fn ) {
			return elem === fn.elem;
		}).length;
	};
}
var rroot = /^(?:body|html)$/i;

jQuery.fn.offset = function( options ) {
	if ( arguments.length ) {
		return options === undefined ?
			this :
			this.each(function( i ) {
				jQuery.offset.setOffset( this, options, i );
			});
	}

	var box, docElem, body, win, clientTop, clientLeft, scrollTop, scrollLeft, top, left,
		elem = this[ 0 ],
		doc = elem && elem.ownerDocument;

	if ( !doc ) {
		return;
	}

	if ( (body = doc.body) === elem ) {
		return jQuery.offset.bodyOffset( elem );
	}

	docElem = doc.documentElement;

	// Make sure we're not dealing with a disconnected DOM node
	if ( !jQuery.contains( docElem, elem ) ) {
		return { top: 0, left: 0 };
	}

	box = elem.getBoundingClientRect();
	win = getWindow( doc );
	clientTop  = docElem.clientTop  || body.clientTop  || 0;
	clientLeft = docElem.clientLeft || body.clientLeft || 0;
	scrollTop  = win.pageYOffset || docElem.scrollTop;
	scrollLeft = win.pageXOffset || docElem.scrollLeft;
	top  = box.top  + scrollTop  - clientTop;
	left = box.left + scrollLeft - clientLeft;

	return { top: top, left: left };
};

jQuery.offset = {

	bodyOffset: function( body ) {
		var top = body.offsetTop,
			left = body.offsetLeft;

		if ( jQuery.support.doesNotIncludeMarginInBodyOffset ) {
			top  += parseFloat( jQuery.css(body, "marginTop") ) || 0;
			left += parseFloat( jQuery.css(body, "marginLeft") ) || 0;
		}

		return { top: top, left: left };
	},

	setOffset: function( elem, options, i ) {
		var position = jQuery.css( elem, "position" );

		// set position first, in-case top/left are set even on static elem
		if ( position === "static" ) {
			elem.style.position = "relative";
		}

		var curElem = jQuery( elem ),
			curOffset = curElem.offset(),
			curCSSTop = jQuery.css( elem, "top" ),
			curCSSLeft = jQuery.css( elem, "left" ),
			calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
			props = {}, curPosition = {}, curTop, curLeft;

		// need to be able to calculate position if either top or left is auto and position is either absolute or fixed
		if ( calculatePosition ) {
			curPosition = curElem.position();
			curTop = curPosition.top;
			curLeft = curPosition.left;
		} else {
			curTop = parseFloat( curCSSTop ) || 0;
			curLeft = parseFloat( curCSSLeft ) || 0;
		}

		if ( jQuery.isFunction( options ) ) {
			options = options.call( elem, i, curOffset );
		}

		if ( options.top != null ) {
			props.top = ( options.top - curOffset.top ) + curTop;
		}
		if ( options.left != null ) {
			props.left = ( options.left - curOffset.left ) + curLeft;
		}

		if ( "using" in options ) {
			options.using.call( elem, props );
		} else {
			curElem.css( props );
		}
	}
};


jQuery.fn.extend({

	position: function() {
		if ( !this[0] ) {
			return;
		}

		var elem = this[0],

		// Get *real* offsetParent
		offsetParent = this.offsetParent(),

		// Get correct offsets
		offset       = this.offset(),
		parentOffset = rroot.test(offsetParent[0].nodeName) ? { top: 0, left: 0 } : offsetParent.offset();

		// Subtract element margins
		// note: when an element has margin: auto the offsetLeft and marginLeft
		// are the same in Safari causing offset.left to incorrectly be 0
		offset.top  -= parseFloat( jQuery.css(elem, "marginTop") ) || 0;
		offset.left -= parseFloat( jQuery.css(elem, "marginLeft") ) || 0;

		// Add offsetParent borders
		parentOffset.top  += parseFloat( jQuery.css(offsetParent[0], "borderTopWidth") ) || 0;
		parentOffset.left += parseFloat( jQuery.css(offsetParent[0], "borderLeftWidth") ) || 0;

		// Subtract the two offsets
		return {
			top:  offset.top  - parentOffset.top,
			left: offset.left - parentOffset.left
		};
	},

	offsetParent: function() {
		return this.map(function() {
			var offsetParent = this.offsetParent || document.body;
			while ( offsetParent && (!rroot.test(offsetParent.nodeName) && jQuery.css(offsetParent, "position") === "static") ) {
				offsetParent = offsetParent.offsetParent;
			}
			return offsetParent || document.body;
		});
	}
});


// Create scrollLeft and scrollTop methods
jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) {
	var top = /Y/.test( prop );

	jQuery.fn[ method ] = function( val ) {
		return jQuery.access( this, function( elem, method, val ) {
			var win = getWindow( elem );

			if ( val === undefined ) {
				return win ? (prop in win) ? win[ prop ] :
					win.document.documentElement[ method ] :
					elem[ method ];
			}

			if ( win ) {
				win.scrollTo(
					!top ? val : jQuery( win ).scrollLeft(),
					 top ? val : jQuery( win ).scrollTop()
				);

			} else {
				elem[ method ] = val;
			}
		}, method, val, arguments.length, null );
	};
});

function getWindow( elem ) {
	return jQuery.isWindow( elem ) ?
		elem :
		elem.nodeType === 9 ?
			elem.defaultView || elem.parentWindow :
			false;
}
// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
	jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
		// margin is only for outerHeight, outerWidth
		jQuery.fn[ funcName ] = function( margin, value ) {
			var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
				extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );

			return jQuery.access( this, function( elem, type, value ) {
				var doc;

				if ( jQuery.isWindow( elem ) ) {
					// As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
					// isn't a whole lot we can do. See pull request at this URL for discussion:
					// https://github.com/jquery/jquery/pull/764
					return elem.document.documentElement[ "client" + name ];
				}

				// Get document width or height
				if ( elem.nodeType === 9 ) {
					doc = elem.documentElement;

					// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
					// unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
					return Math.max(
						elem.body[ "scroll" + name ], doc[ "scroll" + name ],
						elem.body[ "offset" + name ], doc[ "offset" + name ],
						doc[ "client" + name ]
					);
				}

				return value === undefined ?
					// Get width or height on the element, requesting but not forcing parseFloat
					jQuery.css( elem, type, value, extra ) :

					// Set width or height on the element
					jQuery.style( elem, type, value, extra );
			}, type, chainable ? margin : undefined, chainable );
		};
	});
});
// Expose jQuery to the global object
window.jQuery = window.$ = jQuery;

// Expose jQuery as an AMD module, but only for AMD loaders that
// understand the issues with loading multiple versions of jQuery
// in a page that all might call define(). The loader will indicate
// they have special allowances for multiple jQuery versions by
// specifying define.amd.jQuery = true. Register as a named module,
// since jQuery can be concatenated with other files that may use define,
// but not use a proper concatenation script that understands anonymous
// AMD modules. A named AMD is safest and most robust way to register.
// Lowercase jquery is used because AMD module names are derived from
// file names, and jQuery is normally delivered in a lowercase file name.
// Do this after creating the global so that if an AMD module wants to call
// noConflict to hide this version of jQuery, it will work.
if ( typeof define === "function" && define.amd && define.amd.jQuery ) {
	define( "jquery", [], function () { return jQuery; } );
}

})( window );;/*! jQuery UI - v1.10.3 - 2013-06-12
* http://jqueryui.com
* Includes: jquery.ui.core.js, jquery.ui.widget.js, jquery.ui.mouse.js, jquery.ui.sortable.js
* Copyright 2013 jQuery Foundation and other contributors Licensed MIT */

(function( $, undefined ) {

var uuid = 0,
	runiqueId = /^ui-id-\d+$/;

// $.ui might exist from components with no dependencies, e.g., $.ui.position
$.ui = $.ui || {};

$.extend( $.ui, {
	version: "1.10.3",

	keyCode: {
		BACKSPACE: 8,
		COMMA: 188,
		DELETE: 46,
		DOWN: 40,
		END: 35,
		ENTER: 13,
		ESCAPE: 27,
		HOME: 36,
		LEFT: 37,
		NUMPAD_ADD: 107,
		NUMPAD_DECIMAL: 110,
		NUMPAD_DIVIDE: 111,
		NUMPAD_ENTER: 108,
		NUMPAD_MULTIPLY: 106,
		NUMPAD_SUBTRACT: 109,
		PAGE_DOWN: 34,
		PAGE_UP: 33,
		PERIOD: 190,
		RIGHT: 39,
		SPACE: 32,
		TAB: 9,
		UP: 38
	}
});

// plugins
$.fn.extend({
	focus: (function( orig ) {
		return function( delay, fn ) {
			return typeof delay === "number" ?
				this.each(function() {
					var elem = this;
					setTimeout(function() {
						$( elem ).focus();
						if ( fn ) {
							fn.call( elem );
						}
					}, delay );
				}) :
				orig.apply( this, arguments );
		};
	})( $.fn.focus ),

	scrollParent: function() {
		var scrollParent;
		if (($.ui.ie && (/(static|relative)/).test(this.css("position"))) || (/absolute/).test(this.css("position"))) {
			scrollParent = this.parents().filter(function() {
				return (/(relative|absolute|fixed)/).test($.css(this,"position")) && (/(auto|scroll)/).test($.css(this,"overflow")+$.css(this,"overflow-y")+$.css(this,"overflow-x"));
			}).eq(0);
		} else {
			scrollParent = this.parents().filter(function() {
				return (/(auto|scroll)/).test($.css(this,"overflow")+$.css(this,"overflow-y")+$.css(this,"overflow-x"));
			}).eq(0);
		}

		return (/fixed/).test(this.css("position")) || !scrollParent.length ? $(document) : scrollParent;
	},

	zIndex: function( zIndex ) {
		if ( zIndex !== undefined ) {
			return this.css( "zIndex", zIndex );
		}

		if ( this.length ) {
			var elem = $( this[ 0 ] ), position, value;
			while ( elem.length && elem[ 0 ] !== document ) {
				// Ignore z-index if position is set to a value where z-index is ignored by the browser
				// This makes behavior of this function consistent across browsers
				// WebKit always returns auto if the element is positioned
				position = elem.css( "position" );
				if ( position === "absolute" || position === "relative" || position === "fixed" ) {
					// IE returns 0 when zIndex is not specified
					// other browsers return a string
					// we ignore the case of nested elements with an explicit value of 0
					// <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
					value = parseInt( elem.css( "zIndex" ), 10 );
					if ( !isNaN( value ) && value !== 0 ) {
						return value;
					}
				}
				elem = elem.parent();
			}
		}

		return 0;
	},

	uniqueId: function() {
		return this.each(function() {
			if ( !this.id ) {
				this.id = "ui-id-" + (++uuid);
			}
		});
	},

	removeUniqueId: function() {
		return this.each(function() {
			if ( runiqueId.test( this.id ) ) {
				$( this ).removeAttr( "id" );
			}
		});
	}
});

// selectors
function focusable( element, isTabIndexNotNaN ) {
	var map, mapName, img,
		nodeName = element.nodeName.toLowerCase();
	if ( "area" === nodeName ) {
		map = element.parentNode;
		mapName = map.name;
		if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) {
			return false;
		}
		img = $( "img[usemap=#" + mapName + "]" )[0];
		return !!img && visible( img );
	}
	return ( /input|select|textarea|button|object/.test( nodeName ) ?
		!element.disabled :
		"a" === nodeName ?
			element.href || isTabIndexNotNaN :
			isTabIndexNotNaN) &&
		// the element and all of its ancestors must be visible
		visible( element );
}

function visible( element ) {
	return $.expr.filters.visible( element ) &&
		!$( element ).parents().addBack().filter(function() {
			return $.css( this, "visibility" ) === "hidden";
		}).length;
}

$.extend( $.expr[ ":" ], {
	data: $.expr.createPseudo ?
		$.expr.createPseudo(function( dataName ) {
			return function( elem ) {
				return !!$.data( elem, dataName );
			};
		}) :
		// support: jQuery <1.8
		function( elem, i, match ) {
			return !!$.data( elem, match[ 3 ] );
		},

	focusable: function( element ) {
		return focusable( element, !isNaN( $.attr( element, "tabindex" ) ) );
	},

	tabbable: function( element ) {
		var tabIndex = $.attr( element, "tabindex" ),
			isTabIndexNaN = isNaN( tabIndex );
		return ( isTabIndexNaN || tabIndex >= 0 ) && focusable( element, !isTabIndexNaN );
	}
});

// support: jQuery <1.8
if ( !$( "<a>" ).outerWidth( 1 ).jquery ) {
	$.each( [ "Width", "Height" ], function( i, name ) {
		var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ],
			type = name.toLowerCase(),
			orig = {
				innerWidth: $.fn.innerWidth,
				innerHeight: $.fn.innerHeight,
				outerWidth: $.fn.outerWidth,
				outerHeight: $.fn.outerHeight
			};

		function reduce( elem, size, border, margin ) {
			$.each( side, function() {
				size -= parseFloat( $.css( elem, "padding" + this ) ) || 0;
				if ( border ) {
					size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0;
				}
				if ( margin ) {
					size -= parseFloat( $.css( elem, "margin" + this ) ) || 0;
				}
			});
			return size;
		}

		$.fn[ "inner" + name ] = function( size ) {
			if ( size === undefined ) {
				return orig[ "inner" + name ].call( this );
			}

			return this.each(function() {
				$( this ).css( type, reduce( this, size ) + "px" );
			});
		};

		$.fn[ "outer" + name] = function( size, margin ) {
			if ( typeof size !== "number" ) {
				return orig[ "outer" + name ].call( this, size );
			}

			return this.each(function() {
				$( this).css( type, reduce( this, size, true, margin ) + "px" );
			});
		};
	});
}

// support: jQuery <1.8
if ( !$.fn.addBack ) {
	$.fn.addBack = function( selector ) {
		return this.add( selector == null ?
			this.prevObject : this.prevObject.filter( selector )
		);
	};
}

// support: jQuery 1.6.1, 1.6.2 (http://bugs.jquery.com/ticket/9413)
if ( $( "<a>" ).data( "a-b", "a" ).removeData( "a-b" ).data( "a-b" ) ) {
	$.fn.removeData = (function( removeData ) {
		return function( key ) {
			if ( arguments.length ) {
				return removeData.call( this, $.camelCase( key ) );
			} else {
				return removeData.call( this );
			}
		};
	})( $.fn.removeData );
}





// deprecated
$.ui.ie = !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() );

$.support.selectstart = "onselectstart" in document.createElement( "div" );
$.fn.extend({
	disableSelection: function() {
		return this.bind( ( $.support.selectstart ? "selectstart" : "mousedown" ) +
			".ui-disableSelection", function( event ) {
				event.preventDefault();
			});
	},

	enableSelection: function() {
		return this.unbind( ".ui-disableSelection" );
	}
});

$.extend( $.ui, {
	// $.ui.plugin is deprecated. Use $.widget() extensions instead.
	plugin: {
		add: function( module, option, set ) {
			var i,
				proto = $.ui[ module ].prototype;
			for ( i in set ) {
				proto.plugins[ i ] = proto.plugins[ i ] || [];
				proto.plugins[ i ].push( [ option, set[ i ] ] );
			}
		},
		call: function( instance, name, args ) {
			var i,
				set = instance.plugins[ name ];
			if ( !set || !instance.element[ 0 ].parentNode || instance.element[ 0 ].parentNode.nodeType === 11 ) {
				return;
			}

			for ( i = 0; i < set.length; i++ ) {
				if ( instance.options[ set[ i ][ 0 ] ] ) {
					set[ i ][ 1 ].apply( instance.element, args );
				}
			}
		}
	},

	// only used by resizable
	hasScroll: function( el, a ) {

		//If overflow is hidden, the element might have extra content, but the user wants to hide it
		if ( $( el ).css( "overflow" ) === "hidden") {
			return false;
		}

		var scroll = ( a && a === "left" ) ? "scrollLeft" : "scrollTop",
			has = false;

		if ( el[ scroll ] > 0 ) {
			return true;
		}

		// TODO: determine which cases actually cause this to happen
		// if the element doesn't have the scroll set, see if it's possible to
		// set the scroll
		el[ scroll ] = 1;
		has = ( el[ scroll ] > 0 );
		el[ scroll ] = 0;
		return has;
	}
});

})( jQuery );
(function( $, undefined ) {

var uuid = 0,
	slice = Array.prototype.slice,
	_cleanData = $.cleanData;
$.cleanData = function( elems ) {
	for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
		try {
			$( elem ).triggerHandler( "remove" );
		// http://bugs.jquery.com/ticket/8235
		} catch( e ) {}
	}
	_cleanData( elems );
};

$.widget = function( name, base, prototype ) {
	var fullName, existingConstructor, constructor, basePrototype,
		// proxiedPrototype allows the provided prototype to remain unmodified
		// so that it can be used as a mixin for multiple widgets (#8876)
		proxiedPrototype = {},
		namespace = name.split( "." )[ 0 ];

	name = name.split( "." )[ 1 ];
	fullName = namespace + "-" + name;

	if ( !prototype ) {
		prototype = base;
		base = $.Widget;
	}

	// create selector for plugin
	$.expr[ ":" ][ fullName.toLowerCase() ] = function( elem ) {
		return !!$.data( elem, fullName );
	};

	$[ namespace ] = $[ namespace ] || {};
	existingConstructor = $[ namespace ][ name ];
	constructor = $[ namespace ][ name ] = function( options, element ) {
		// allow instantiation without "new" keyword
		if ( !this._createWidget ) {
			return new constructor( options, element );
		}

		// allow instantiation without initializing for simple inheritance
		// must use "new" keyword (the code above always passes args)
		if ( arguments.length ) {
			this._createWidget( options, element );
		}
	};
	// extend with the existing constructor to carry over any static properties
	$.extend( constructor, existingConstructor, {
		version: prototype.version,
		// copy the object used to create the prototype in case we need to
		// redefine the widget later
		_proto: $.extend( {}, prototype ),
		// track widgets that inherit from this widget in case this widget is
		// redefined after a widget inherits from it
		_childConstructors: []
	});

	basePrototype = new base();
	// we need to make the options hash a property directly on the new instance
	// otherwise we'll modify the options hash on the prototype that we're
	// inheriting from
	basePrototype.options = $.widget.extend( {}, basePrototype.options );
	$.each( prototype, function( prop, value ) {
		if ( !$.isFunction( value ) ) {
			proxiedPrototype[ prop ] = value;
			return;
		}
		proxiedPrototype[ prop ] = (function() {
			var _super = function() {
					return base.prototype[ prop ].apply( this, arguments );
				},
				_superApply = function( args ) {
					return base.prototype[ prop ].apply( this, args );
				};
			return function() {
				var __super = this._super,
					__superApply = this._superApply,
					returnValue;

				this._super = _super;
				this._superApply = _superApply;

				returnValue = value.apply( this, arguments );

				this._super = __super;
				this._superApply = __superApply;

				return returnValue;
			};
		})();
	});
	constructor.prototype = $.widget.extend( basePrototype, {
		// TODO: remove support for widgetEventPrefix
		// always use the name + a colon as the prefix, e.g., draggable:start
		// don't prefix for widgets that aren't DOM-based
		widgetEventPrefix: existingConstructor ? basePrototype.widgetEventPrefix : name
	}, proxiedPrototype, {
		constructor: constructor,
		namespace: namespace,
		widgetName: name,
		widgetFullName: fullName
	});

	// If this widget is being redefined then we need to find all widgets that
	// are inheriting from it and redefine all of them so that they inherit from
	// the new version of this widget. We're essentially trying to replace one
	// level in the prototype chain.
	if ( existingConstructor ) {
		$.each( existingConstructor._childConstructors, function( i, child ) {
			var childPrototype = child.prototype;

			// redefine the child widget using the same prototype that was
			// originally used, but inherit from the new version of the base
			$.widget( childPrototype.namespace + "." + childPrototype.widgetName, constructor, child._proto );
		});
		// remove the list of existing child constructors from the old constructor
		// so the old child constructors can be garbage collected
		delete existingConstructor._childConstructors;
	} else {
		base._childConstructors.push( constructor );
	}

	$.widget.bridge( name, constructor );
};

$.widget.extend = function( target ) {
	var input = slice.call( arguments, 1 ),
		inputIndex = 0,
		inputLength = input.length,
		key,
		value;
	for ( ; inputIndex < inputLength; inputIndex++ ) {
		for ( key in input[ inputIndex ] ) {
			value = input[ inputIndex ][ key ];
			if ( input[ inputIndex ].hasOwnProperty( key ) && value !== undefined ) {
				// Clone objects
				if ( $.isPlainObject( value ) ) {
					target[ key ] = $.isPlainObject( target[ key ] ) ?
						$.widget.extend( {}, target[ key ], value ) :
						// Don't extend strings, arrays, etc. with objects
						$.widget.extend( {}, value );
				// Copy everything else by reference
				} else {
					target[ key ] = value;
				}
			}
		}
	}
	return target;
};

$.widget.bridge = function( name, object ) {
	var fullName = object.prototype.widgetFullName || name;
	$.fn[ name ] = function( options ) {
		var isMethodCall = typeof options === "string",
			args = slice.call( arguments, 1 ),
			returnValue = this;

		// allow multiple hashes to be passed on init
		options = !isMethodCall && args.length ?
			$.widget.extend.apply( null, [ options ].concat(args) ) :
			options;

		if ( isMethodCall ) {
			this.each(function() {
				var methodValue,
					instance = $.data( this, fullName );
				if ( !instance ) {
					return $.error( "cannot call methods on " + name + " prior to initialization; " +
						"attempted to call method '" + options + "'" );
				}
				if ( !$.isFunction( instance[options] ) || options.charAt( 0 ) === "_" ) {
					return $.error( "no such method '" + options + "' for " + name + " widget instance" );
				}
				methodValue = instance[ options ].apply( instance, args );
				if ( methodValue !== instance && methodValue !== undefined ) {
					returnValue = methodValue && methodValue.jquery ?
						returnValue.pushStack( methodValue.get() ) :
						methodValue;
					return false;
				}
			});
		} else {
			this.each(function() {
				var instance = $.data( this, fullName );
				if ( instance ) {
					instance.option( options || {} )._init();
				} else {
					$.data( this, fullName, new object( options, this ) );
				}
			});
		}

		return returnValue;
	};
};

$.Widget = function( /* options, element */ ) {};
$.Widget._childConstructors = [];

$.Widget.prototype = {
	widgetName: "widget",
	widgetEventPrefix: "",
	defaultElement: "<div>",
	options: {
		disabled: false,

		// callbacks
		create: null
	},
	_createWidget: function( options, element ) {
		element = $( element || this.defaultElement || this )[ 0 ];
		this.element = $( element );
		this.uuid = uuid++;
		this.eventNamespace = "." + this.widgetName + this.uuid;
		this.options = $.widget.extend( {},
			this.options,
			this._getCreateOptions(),
			options );

		this.bindings = $();
		this.hoverable = $();
		this.focusable = $();

		if ( element !== this ) {
			$.data( element, this.widgetFullName, this );
			this._on( true, this.element, {
				remove: function( event ) {
					if ( event.target === element ) {
						this.destroy();
					}
				}
			});
			this.document = $( element.style ?
				// element within the document
				element.ownerDocument :
				// element is window or document
				element.document || element );
			this.window = $( this.document[0].defaultView || this.document[0].parentWindow );
		}

		this._create();
		this._trigger( "create", null, this._getCreateEventData() );
		this._init();
	},
	_getCreateOptions: $.noop,
	_getCreateEventData: $.noop,
	_create: $.noop,
	_init: $.noop,

	destroy: function() {
		this._destroy();
		// we can probably remove the unbind calls in 2.0
		// all event bindings should go through this._on()
		this.element
			.unbind( this.eventNamespace )
			// 1.9 BC for #7810
			// TODO remove dual storage
			.removeData( this.widgetName )
			.removeData( this.widgetFullName )
			// support: jquery <1.6.3
			// http://bugs.jquery.com/ticket/9413
			.removeData( $.camelCase( this.widgetFullName ) );
		this.widget()
			.unbind( this.eventNamespace )
			.removeAttr( "aria-disabled" )
			.removeClass(
				this.widgetFullName + "-disabled " +
				"ui-state-disabled" );

		// clean up events and states
		this.bindings.unbind( this.eventNamespace );
		this.hoverable.removeClass( "ui-state-hover" );
		this.focusable.removeClass( "ui-state-focus" );
	},
	_destroy: $.noop,

	widget: function() {
		return this.element;
	},

	option: function( key, value ) {
		var options = key,
			parts,
			curOption,
			i;

		if ( arguments.length === 0 ) {
			// don't return a reference to the internal hash
			return $.widget.extend( {}, this.options );
		}

		if ( typeof key === "string" ) {
			// handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } }
			options = {};
			parts = key.split( "." );
			key = parts.shift();
			if ( parts.length ) {
				curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] );
				for ( i = 0; i < parts.length - 1; i++ ) {
					curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {};
					curOption = curOption[ parts[ i ] ];
				}
				key = parts.pop();
				if ( value === undefined ) {
					return curOption[ key ] === undefined ? null : curOption[ key ];
				}
				curOption[ key ] = value;
			} else {
				if ( value === undefined ) {
					return this.options[ key ] === undefined ? null : this.options[ key ];
				}
				options[ key ] = value;
			}
		}

		this._setOptions( options );

		return this;
	},
	_setOptions: function( options ) {
		var key;

		for ( key in options ) {
			this._setOption( key, options[ key ] );
		}

		return this;
	},
	_setOption: function( key, value ) {
		this.options[ key ] = value;

		if ( key === "disabled" ) {
			this.widget()
				.toggleClass( this.widgetFullName + "-disabled ui-state-disabled", !!value )
				.attr( "aria-disabled", value );
			this.hoverable.removeClass( "ui-state-hover" );
			this.focusable.removeClass( "ui-state-focus" );
		}

		return this;
	},

	enable: function() {
		return this._setOption( "disabled", false );
	},
	disable: function() {
		return this._setOption( "disabled", true );
	},

	_on: function( suppressDisabledCheck, element, handlers ) {
		var delegateElement,
			instance = this;

		// no suppressDisabledCheck flag, shuffle arguments
		if ( typeof suppressDisabledCheck !== "boolean" ) {
			handlers = element;
			element = suppressDisabledCheck;
			suppressDisabledCheck = false;
		}

		// no element argument, shuffle and use this.element
		if ( !handlers ) {
			handlers = element;
			element = this.element;
			delegateElement = this.widget();
		} else {
			// accept selectors, DOM elements
			element = delegateElement = $( element );
			this.bindings = this.bindings.add( element );
		}

		$.each( handlers, function( event, handler ) {
			function handlerProxy() {
				// allow widgets to customize the disabled handling
				// - disabled as an array instead of boolean
				// - disabled class as method for disabling individual parts
				if ( !suppressDisabledCheck &&
						( instance.options.disabled === true ||
							$( this ).hasClass( "ui-state-disabled" ) ) ) {
					return;
				}
				return ( typeof handler === "string" ? instance[ handler ] : handler )
					.apply( instance, arguments );
			}

			// copy the guid so direct unbinding works
			if ( typeof handler !== "string" ) {
				handlerProxy.guid = handler.guid =
					handler.guid || handlerProxy.guid || $.guid++;
			}

			var match = event.match( /^(\w+)\s*(.*)$/ ),
				eventName = match[1] + instance.eventNamespace,
				selector = match[2];
			if ( selector ) {
				delegateElement.delegate( selector, eventName, handlerProxy );
			} else {
				element.bind( eventName, handlerProxy );
			}
		});
	},

	_off: function( element, eventName ) {
		eventName = (eventName || "").split( " " ).join( this.eventNamespace + " " ) + this.eventNamespace;
		element.unbind( eventName ).undelegate( eventName );
	},

	_delay: function( handler, delay ) {
		function handlerProxy() {
			return ( typeof handler === "string" ? instance[ handler ] : handler )
				.apply( instance, arguments );
		}
		var instance = this;
		return setTimeout( handlerProxy, delay || 0 );
	},

	_hoverable: function( element ) {
		this.hoverable = this.hoverable.add( element );
		this._on( element, {
			mouseenter: function( event ) {
				$( event.currentTarget ).addClass( "ui-state-hover" );
			},
			mouseleave: function( event ) {
				$( event.currentTarget ).removeClass( "ui-state-hover" );
			}
		});
	},

	_focusable: function( element ) {
		this.focusable = this.focusable.add( element );
		this._on( element, {
			focusin: function( event ) {
				$( event.currentTarget ).addClass( "ui-state-focus" );
			},
			focusout: function( event ) {
				$( event.currentTarget ).removeClass( "ui-state-focus" );
			}
		});
	},

	_trigger: function( type, event, data ) {
		var prop, orig,
			callback = this.options[ type ];

		data = data || {};
		event = $.Event( event );
		event.type = ( type === this.widgetEventPrefix ?
			type :
			this.widgetEventPrefix + type ).toLowerCase();
		// the original event may come from any element
		// so we need to reset the target on the new event
		event.target = this.element[ 0 ];

		// copy original event properties over to the new event
		orig = event.originalEvent;
		if ( orig ) {
			for ( prop in orig ) {
				if ( !( prop in event ) ) {
					event[ prop ] = orig[ prop ];
				}
			}
		}

		this.element.trigger( event, data );
		return !( $.isFunction( callback ) &&
			callback.apply( this.element[0], [ event ].concat( data ) ) === false ||
			event.isDefaultPrevented() );
	}
};

$.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) {
	$.Widget.prototype[ "_" + method ] = function( element, options, callback ) {
		if ( typeof options === "string" ) {
			options = { effect: options };
		}
		var hasOptions,
			effectName = !options ?
				method :
				options === true || typeof options === "number" ?
					defaultEffect :
					options.effect || defaultEffect;
		options = options || {};
		if ( typeof options === "number" ) {
			options = { duration: options };
		}
		hasOptions = !$.isEmptyObject( options );
		options.complete = callback;
		if ( options.delay ) {
			element.delay( options.delay );
		}
		if ( hasOptions && $.effects && $.effects.effect[ effectName ] ) {
			element[ method ]( options );
		} else if ( effectName !== method && element[ effectName ] ) {
			element[ effectName ]( options.duration, options.easing, callback );
		} else {
			element.queue(function( next ) {
				$( this )[ method ]();
				if ( callback ) {
					callback.call( element[ 0 ] );
				}
				next();
			});
		}
	};
});

})( jQuery );
(function( $, undefined ) {

var mouseHandled = false;
$( document ).mouseup( function() {
	mouseHandled = false;
});

$.widget("ui.mouse", {
	version: "1.10.3",
	options: {
		cancel: "input,textarea,button,select,option",
		distance: 1,
		delay: 0
	},
	_mouseInit: function() {
		var that = this;

		this.element
			.bind("mousedown."+this.widgetName, function(event) {
				return that._mouseDown(event);
			})
			.bind("click."+this.widgetName, function(event) {
				if (true === $.data(event.target, that.widgetName + ".preventClickEvent")) {
					$.removeData(event.target, that.widgetName + ".preventClickEvent");
					event.stopImmediatePropagation();
					return false;
				}
			});

		this.started = false;
	},

	// TODO: make sure destroying one instance of mouse doesn't mess with
	// other instances of mouse
	_mouseDestroy: function() {
		this.element.unbind("."+this.widgetName);
		if ( this._mouseMoveDelegate ) {
			$(document)
				.unbind("mousemove."+this.widgetName, this._mouseMoveDelegate)
				.unbind("mouseup."+this.widgetName, this._mouseUpDelegate);
		}
	},

	_mouseDown: function(event) {
		// don't let more than one widget handle mouseStart
		if( mouseHandled ) { return; }

		// we may have missed mouseup (out of window)
		(this._mouseStarted && this._mouseUp(event));

		this._mouseDownEvent = event;

		var that = this,
			btnIsLeft = (event.which === 1),
			// event.target.nodeName works around a bug in IE 8 with
			// disabled inputs (#7620)
			elIsCancel = (typeof this.options.cancel === "string" && event.target.nodeName ? $(event.target).closest(this.options.cancel).length : false);
		if (!btnIsLeft || elIsCancel || !this._mouseCapture(event)) {
			return true;
		}

		this.mouseDelayMet = !this.options.delay;
		if (!this.mouseDelayMet) {
			this._mouseDelayTimer = setTimeout(function() {
				that.mouseDelayMet = true;
			}, this.options.delay);
		}

		if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
			this._mouseStarted = (this._mouseStart(event) !== false);
			if (!this._mouseStarted) {
				event.preventDefault();
				return true;
			}
		}

		// Click event may never have fired (Gecko & Opera)
		if (true === $.data(event.target, this.widgetName + ".preventClickEvent")) {
			$.removeData(event.target, this.widgetName + ".preventClickEvent");
		}

		// these delegates are required to keep context
		this._mouseMoveDelegate = function(event) {
			return that._mouseMove(event);
		};
		this._mouseUpDelegate = function(event) {
			return that._mouseUp(event);
		};
		$(document)
			.bind("mousemove."+this.widgetName, this._mouseMoveDelegate)
			.bind("mouseup."+this.widgetName, this._mouseUpDelegate);

		event.preventDefault();

		mouseHandled = true;
		return true;
	},

	_mouseMove: function(event) {
		// IE mouseup check - mouseup happened when mouse was out of window
		if ($.ui.ie && ( !document.documentMode || document.documentMode < 9 ) && !event.button) {
			return this._mouseUp(event);
		}

		if (this._mouseStarted) {
			this._mouseDrag(event);
			return event.preventDefault();
		}

		if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
			this._mouseStarted =
				(this._mouseStart(this._mouseDownEvent, event) !== false);
			(this._mouseStarted ? this._mouseDrag(event) : this._mouseUp(event));
		}

		return !this._mouseStarted;
	},

	_mouseUp: function(event) {
		$(document)
			.unbind("mousemove."+this.widgetName, this._mouseMoveDelegate)
			.unbind("mouseup."+this.widgetName, this._mouseUpDelegate);

		if (this._mouseStarted) {
			this._mouseStarted = false;

			if (event.target === this._mouseDownEvent.target) {
				$.data(event.target, this.widgetName + ".preventClickEvent", true);
			}

			this._mouseStop(event);
		}

		return false;
	},

	_mouseDistanceMet: function(event) {
		return (Math.max(
				Math.abs(this._mouseDownEvent.pageX - event.pageX),
				Math.abs(this._mouseDownEvent.pageY - event.pageY)
			) >= this.options.distance
		);
	},

	_mouseDelayMet: function(/* event */) {
		return this.mouseDelayMet;
	},

	// These are placeholder methods, to be overriden by extending plugin
	_mouseStart: function(/* event */) {},
	_mouseDrag: function(/* event */) {},
	_mouseStop: function(/* event */) {},
	_mouseCapture: function(/* event */) { return true; }
});

})(jQuery);
(function( $, undefined ) {

/*jshint loopfunc: true */

function isOverAxis( x, reference, size ) {
	return ( x > reference ) && ( x < ( reference + size ) );
}

function isFloating(item) {
	return (/left|right/).test(item.css("float")) || (/inline|table-cell/).test(item.css("display"));
}

$.widget("ui.sortable", $.ui.mouse, {
	version: "1.10.3",
	widgetEventPrefix: "sort",
	ready: false,
	options: {
		appendTo: "parent",
		axis: false,
		connectWith: false,
		containment: false,
		cursor: "auto",
		cursorAt: false,
		dropOnEmpty: true,
		forcePlaceholderSize: false,
		forceHelperSize: false,
		grid: false,
		handle: false,
		helper: "original",
		items: "> *",
		opacity: false,
		placeholder: false,
		revert: false,
		scroll: true,
		scrollSensitivity: 20,
		scrollSpeed: 20,
		scope: "default",
		tolerance: "intersect",
		zIndex: 1000,

		// callbacks
		activate: null,
		beforeStop: null,
		change: null,
		deactivate: null,
		out: null,
		over: null,
		receive: null,
		remove: null,
		sort: null,
		start: null,
		stop: null,
		update: null
	},
	_create: function() {

		var o = this.options;
		this.containerCache = {};
		this.element.addClass("ui-sortable");

		//Get the items
		this.refresh();

		//Let's determine if the items are being displayed horizontally
		this.floating = this.items.length ? o.axis === "x" || isFloating(this.items[0].item) : false;

		//Let's determine the parent's offset
		this.offset = this.element.offset();

		//Initialize mouse events for interaction
		this._mouseInit();

		//We're ready to go
		this.ready = true;

	},

	_destroy: function() {
		this.element
			.removeClass("ui-sortable ui-sortable-disabled");
		this._mouseDestroy();

		for ( var i = this.items.length - 1; i >= 0; i-- ) {
			this.items[i].item.removeData(this.widgetName + "-item");
		}

		return this;
	},

	_setOption: function(key, value){
		if ( key === "disabled" ) {
			this.options[ key ] = value;

			this.widget().toggleClass( "ui-sortable-disabled", !!value );
		} else {
			// Don't call widget base _setOption for disable as it adds ui-state-disabled class
			$.Widget.prototype._setOption.apply(this, arguments);
		}
	},

	_mouseCapture: function(event, overrideHandle) {
		var currentItem = null,
			validHandle = false,
			that = this;

		if (this.reverting) {
			return false;
		}

		if(this.options.disabled || this.options.type === "static") {
			return false;
		}

		//We have to refresh the items data once first
		this._refreshItems(event);

		//Find out if the clicked node (or one of its parents) is a actual item in this.items
		$(event.target).parents().each(function() {
			if($.data(this, that.widgetName + "-item") === that) {
				currentItem = $(this);
				return false;
			}
		});
		if($.data(event.target, that.widgetName + "-item") === that) {
			currentItem = $(event.target);
		}

		if(!currentItem) {
			return false;
		}
		if(this.options.handle && !overrideHandle) {
			$(this.options.handle, currentItem).find("*").addBack().each(function() {
				if(this === event.target) {
					validHandle = true;
				}
			});
			if(!validHandle) {
				return false;
			}
		}

		this.currentItem = currentItem;
		this._removeCurrentsFromItems();
		return true;

	},

	_mouseStart: function(event, overrideHandle, noActivation) {

		var i, body,
			o = this.options;

		this.currentContainer = this;

		//We only need to call refreshPositions, because the refreshItems call has been moved to mouseCapture
		this.refreshPositions();

		//Create and append the visible helper
		this.helper = this._createHelper(event);

		//Cache the helper size
		this._cacheHelperProportions();

		/*
		 * - Position generation -
		 * This block generates everything position related - it's the core of draggables.
		 */

		//Cache the margins of the original element
		this._cacheMargins();

		//Get the next scrolling parent
		this.scrollParent = this.helper.scrollParent();

		//The element's absolute position on the page minus margins
		this.offset = this.currentItem.offset();
		this.offset = {
			top: this.offset.top - this.margins.top,
			left: this.offset.left - this.margins.left
		};

		$.extend(this.offset, {
			click: { //Where the click happened, relative to the element
				left: event.pageX - this.offset.left,
				top: event.pageY - this.offset.top
			},
			parent: this._getParentOffset(),
			relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper
		});

		// Only after we got the offset, we can change the helper's position to absolute
		// TODO: Still need to figure out a way to make relative sorting possible
		this.helper.css("position", "absolute");
		this.cssPosition = this.helper.css("position");

		//Generate the original position
		this.originalPosition = this._generatePosition(event);
		this.originalPageX = event.pageX;
		this.originalPageY = event.pageY;

		//Adjust the mouse offset relative to the helper if "cursorAt" is supplied
		(o.cursorAt && this._adjustOffsetFromHelper(o.cursorAt));

		//Cache the former DOM position
		this.domPosition = { prev: this.currentItem.prev()[0], parent: this.currentItem.parent()[0] };

		//If the helper is not the original, hide the original so it's not playing any role during the drag, won't cause anything bad this way
		if(this.helper[0] !== this.currentItem[0]) {
			this.currentItem.hide();
		}

		//Create the placeholder
		this._createPlaceholder();

		//Set a containment if given in the options
		if(o.containment) {
			this._setContainment();
		}

		if( o.cursor && o.cursor !== "auto" ) { // cursor option
			body = this.document.find( "body" );

			// support: IE
			this.storedCursor = body.css( "cursor" );
			body.css( "cursor", o.cursor );

			this.storedStylesheet = $( "<style>*{ cursor: "+o.cursor+" !important; }</style>" ).appendTo( body );
		}

		if(o.opacity) { // opacity option
			if (this.helper.css("opacity")) {
				this._storedOpacity = this.helper.css("opacity");
			}
			this.helper.css("opacity", o.opacity);
		}

		if(o.zIndex) { // zIndex option
			if (this.helper.css("zIndex")) {
				this._storedZIndex = this.helper.css("zIndex");
			}
			this.helper.css("zIndex", o.zIndex);
		}

		//Prepare scrolling
		if(this.scrollParent[0] !== document && this.scrollParent[0].tagName !== "HTML") {
			this.overflowOffset = this.scrollParent.offset();
		}

		//Call callbacks
		this._trigger("start", event, this._uiHash());

		//Recache the helper size
		if(!this._preserveHelperProportions) {
			this._cacheHelperProportions();
		}


		//Post "activate" events to possible containers
		if( !noActivation ) {
			for ( i = this.containers.length - 1; i >= 0; i-- ) {
				this.containers[ i ]._trigger( "activate", event, this._uiHash( this ) );
			}
		}

		//Prepare possible droppables
		if($.ui.ddmanager) {
			$.ui.ddmanager.current = this;
		}

		if ($.ui.ddmanager && !o.dropBehaviour) {
			$.ui.ddmanager.prepareOffsets(this, event);
		}

		this.dragging = true;

		this.helper.addClass("ui-sortable-helper");
		this._mouseDrag(event); //Execute the drag once - this causes the helper not to be visible before getting its correct position
		return true;

	},

	_mouseDrag: function(event) {
		var i, item, itemElement, intersection,
			o = this.options,
			scrolled = false;

		//Compute the helpers position
		this.position = this._generatePosition(event);
		this.positionAbs = this._convertPositionTo("absolute");

		if (!this.lastPositionAbs) {
			this.lastPositionAbs = this.positionAbs;
		}

		//Do scrolling
		if(this.options.scroll) {
			if(this.scrollParent[0] !== document && this.scrollParent[0].tagName !== "HTML") {

				if((this.overflowOffset.top + this.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity) {
					this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop + o.scrollSpeed;
				} else if(event.pageY - this.overflowOffset.top < o.scrollSensitivity) {
					this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop - o.scrollSpeed;
				}

				if((this.overflowOffset.left + this.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity) {
					this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft + o.scrollSpeed;
				} else if(event.pageX - this.overflowOffset.left < o.scrollSensitivity) {
					this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft - o.scrollSpeed;
				}

			} else {

				if(event.pageY - $(document).scrollTop() < o.scrollSensitivity) {
					scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
				} else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity) {
					scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
				}

				if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity) {
					scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
				} else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity) {
					scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);
				}

			}

			if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour) {
				$.ui.ddmanager.prepareOffsets(this, event);
			}
		}

		//Regenerate the absolute position used for position checks
		this.positionAbs = this._convertPositionTo("absolute");

		//Set the helper position
		if(!this.options.axis || this.options.axis !== "y") {
			this.helper[0].style.left = this.position.left+"px";
		}
		if(!this.options.axis || this.options.axis !== "x") {
			this.helper[0].style.top = this.position.top+"px";
		}

		//Rearrange
		for (i = this.items.length - 1; i >= 0; i--) {

			//Cache variables and intersection, continue if no intersection
			item = this.items[i];
			itemElement = item.item[0];
			intersection = this._intersectsWithPointer(item);
			if (!intersection) {
				continue;
			}

			// Only put the placeholder inside the current Container, skip all
			// items form other containers. This works because when moving
			// an item from one container to another the
			// currentContainer is switched before the placeholder is moved.
			//
			// Without this moving items in "sub-sortables" can cause the placeholder to jitter
			// beetween the outer and inner container.
			if (item.instance !== this.currentContainer) {
				continue;
			}

			// cannot intersect with itself
			// no useless actions that have been done before
			// no action if the item moved is the parent of the item checked
			if (itemElement !== this.currentItem[0] &&
				this.placeholder[intersection === 1 ? "next" : "prev"]()[0] !== itemElement &&
				!$.contains(this.placeholder[0], itemElement) &&
				(this.options.type === "semi-dynamic" ? !$.contains(this.element[0], itemElement) : true)
			) {

				this.direction = intersection === 1 ? "down" : "up";

				if (this.options.tolerance === "pointer" || this._intersectsWithSides(item)) {
					this._rearrange(event, item);
				} else {
					break;
				}

				this._trigger("change", event, this._uiHash());
				break;
			}
		}

		//Post events to containers
		this._contactContainers(event);

		//Interconnect with droppables
		if($.ui.ddmanager) {
			$.ui.ddmanager.drag(this, event);
		}

		//Call callbacks
		this._trigger("sort", event, this._uiHash());

		this.lastPositionAbs = this.positionAbs;
		return false;

	},

	_mouseStop: function(event, noPropagation) {

		if(!event) {
			return;
		}

		//If we are using droppables, inform the manager about the drop
		if ($.ui.ddmanager && !this.options.dropBehaviour) {
			$.ui.ddmanager.drop(this, event);
		}

		if(this.options.revert) {
			var that = this,
				cur = this.placeholder.offset(),
				axis = this.options.axis,
				animation = {};

			if ( !axis || axis === "x" ) {
				animation.left = cur.left - this.offset.parent.left - this.margins.left + (this.offsetParent[0] === document.body ? 0 : this.offsetParent[0].scrollLeft);
			}
			if ( !axis || axis === "y" ) {
				animation.top = cur.top - this.offset.parent.top - this.margins.top + (this.offsetParent[0] === document.body ? 0 : this.offsetParent[0].scrollTop);
			}
			this.reverting = true;
			$(this.helper).animate( animation, parseInt(this.options.revert, 10) || 500, function() {
				that._clear(event);
			});
		} else {
			this._clear(event, noPropagation);
		}

		return false;

	},

	cancel: function() {

		if(this.dragging) {

			this._mouseUp({ target: null });

			if(this.options.helper === "original") {
				this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper");
			} else {
				this.currentItem.show();
			}

			//Post deactivating events to containers
			for (var i = this.containers.length - 1; i >= 0; i--){
				this.containers[i]._trigger("deactivate", null, this._uiHash(this));
				if(this.containers[i].containerCache.over) {
					this.containers[i]._trigger("out", null, this._uiHash(this));
					this.containers[i].containerCache.over = 0;
				}
			}

		}

		if (this.placeholder) {
			//$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
			if(this.placeholder[0].parentNode) {
				this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
			}
			if(this.options.helper !== "original" && this.helper && this.helper[0].parentNode) {
				this.helper.remove();
			}

			$.extend(this, {
				helper: null,
				dragging: false,
				reverting: false,
				_noFinalSort: null
			});

			if(this.domPosition.prev) {
				$(this.domPosition.prev).after(this.currentItem);
			} else {
				$(this.domPosition.parent).prepend(this.currentItem);
			}
		}

		return this;

	},

	serialize: function(o) {

		var items = this._getItemsAsjQuery(o && o.connected),
			str = [];
		o = o || {};

		$(items).each(function() {
			var res = ($(o.item || this).attr(o.attribute || "id") || "").match(o.expression || (/(.+)[\-=_](.+)/));
			if (res) {
				str.push((o.key || res[1]+"[]")+"="+(o.key && o.expression ? res[1] : res[2]));
			}
		});

		if(!str.length && o.key) {
			str.push(o.key + "=");
		}

		return str.join("&");

	},

	toArray: function(o) {

		var items = this._getItemsAsjQuery(o && o.connected),
			ret = [];

		o = o || {};

		items.each(function() { ret.push($(o.item || this).attr(o.attribute || "id") || ""); });
		return ret;

	},

	/* Be careful with the following core functions */
	_intersectsWith: function(item) {

		var x1 = this.positionAbs.left,
			x2 = x1 + this.helperProportions.width,
			y1 = this.positionAbs.top,
			y2 = y1 + this.helperProportions.height,
			l = item.left,
			r = l + item.width,
			t = item.top,
			b = t + item.height,
			dyClick = this.offset.click.top,
			dxClick = this.offset.click.left,
			isOverElementHeight = ( this.options.axis === "x" ) || ( ( y1 + dyClick ) > t && ( y1 + dyClick ) < b ),
			isOverElementWidth = ( this.options.axis === "y" ) || ( ( x1 + dxClick ) > l && ( x1 + dxClick ) < r ),
			isOverElement = isOverElementHeight && isOverElementWidth;

		if ( this.options.tolerance === "pointer" ||
			this.options.forcePointerForContainers ||
			(this.options.tolerance !== "pointer" && this.helperProportions[this.floating ? "width" : "height"] > item[this.floating ? "width" : "height"])
		) {
			return isOverElement;
		} else {

			return (l < x1 + (this.helperProportions.width / 2) && // Right Half
				x2 - (this.helperProportions.width / 2) < r && // Left Half
				t < y1 + (this.helperProportions.height / 2) && // Bottom Half
				y2 - (this.helperProportions.height / 2) < b ); // Top Half

		}
	},

	_intersectsWithPointer: function(item) {

		var isOverElementHeight = (this.options.axis === "x") || isOverAxis(this.positionAbs.top + this.offset.click.top, item.top, item.height),
			isOverElementWidth = (this.options.axis === "y") || isOverAxis(this.positionAbs.left + this.offset.click.left, item.left, item.width),
			isOverElement = isOverElementHeight && isOverElementWidth,
			verticalDirection = this._getDragVerticalDirection(),
			horizontalDirection = this._getDragHorizontalDirection();

		if (!isOverElement) {
			return false;
		}

		return this.floating ?
			( ((horizontalDirection && horizontalDirection === "right") || verticalDirection === "down") ? 2 : 1 )
			: ( verticalDirection && (verticalDirection === "down" ? 2 : 1) );

	},

	_intersectsWithSides: function(item) {

		var isOverBottomHalf = isOverAxis(this.positionAbs.top + this.offset.click.top, item.top + (item.height/2), item.height),
			isOverRightHalf = isOverAxis(this.positionAbs.left + this.offset.click.left, item.left + (item.width/2), item.width),
			verticalDirection = this._getDragVerticalDirection(),
			horizontalDirection = this._getDragHorizontalDirection();

		if (this.floating && horizontalDirection) {
			return ((horizontalDirection === "right" && isOverRightHalf) || (horizontalDirection === "left" && !isOverRightHalf));
		} else {
			return verticalDirection && ((verticalDirection === "down" && isOverBottomHalf) || (verticalDirection === "up" && !isOverBottomHalf));
		}

	},

	_getDragVerticalDirection: function() {
		var delta = this.positionAbs.top - this.lastPositionAbs.top;
		return delta !== 0 && (delta > 0 ? "down" : "up");
	},

	_getDragHorizontalDirection: function() {
		var delta = this.positionAbs.left - this.lastPositionAbs.left;
		return delta !== 0 && (delta > 0 ? "right" : "left");
	},

	refresh: function(event) {
		this._refreshItems(event);
		this.refreshPositions();
		return this;
	},

	_connectWith: function() {
		var options = this.options;
		return options.connectWith.constructor === String ? [options.connectWith] : options.connectWith;
	},

	_getItemsAsjQuery: function(connected) {

		var i, j, cur, inst,
			items = [],
			queries = [],
			connectWith = this._connectWith();

		if(connectWith && connected) {
			for (i = connectWith.length - 1; i >= 0; i--){
				cur = $(connectWith[i]);
				for ( j = cur.length - 1; j >= 0; j--){
					inst = $.data(cur[j], this.widgetFullName);
					if(inst && inst !== this && !inst.options.disabled) {
						queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) : $(inst.options.items, inst.element).not(".ui-sortable-helper").not(".ui-sortable-placeholder"), inst]);
					}
				}
			}
		}

		queries.push([$.isFunction(this.options.items) ? this.options.items.call(this.element, null, { options: this.options, item: this.currentItem }) : $(this.options.items, this.element).not(".ui-sortable-helper").not(".ui-sortable-placeholder"), this]);

		for (i = queries.length - 1; i >= 0; i--){
			queries[i][0].each(function() {
				items.push(this);
			});
		}

		return $(items);

	},

	_removeCurrentsFromItems: function() {

		var list = this.currentItem.find(":data(" + this.widgetName + "-item)");

		this.items = $.grep(this.items, function (item) {
			for (var j=0; j < list.length; j++) {
				if(list[j] === item.item[0]) {
					return false;
				}
			}
			return true;
		});

	},

	_refreshItems: function(event) {

		this.items = [];
		this.containers = [this];

		var i, j, cur, inst, targetData, _queries, item, queriesLength,
			items = this.items,
			queries = [[$.isFunction(this.options.items) ? this.options.items.call(this.element[0], event, { item: this.currentItem }) : $(this.options.items, this.element), this]],
			connectWith = this._connectWith();

		if(connectWith && this.ready) { //Shouldn't be run the first time through due to massive slow-down
			for (i = connectWith.length - 1; i >= 0; i--){
				cur = $(connectWith[i]);
				for (j = cur.length - 1; j >= 0; j--){
					inst = $.data(cur[j], this.widgetFullName);
					if(inst && inst !== this && !inst.options.disabled) {
						queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element[0], event, { item: this.currentItem }) : $(inst.options.items, inst.element), inst]);
						this.containers.push(inst);
					}
				}
			}
		}

		for (i = queries.length - 1; i >= 0; i--) {
			targetData = queries[i][1];
			_queries = queries[i][0];

			for (j=0, queriesLength = _queries.length; j < queriesLength; j++) {
				item = $(_queries[j]);

				item.data(this.widgetName + "-item", targetData); // Data for target checking (mouse manager)

				items.push({
					item: item,
					instance: targetData,
					width: 0, height: 0,
					left: 0, top: 0
				});
			}
		}

	},

	refreshPositions: function(fast) {

		//This has to be redone because due to the item being moved out/into the offsetParent, the offsetParent's position will change
		if(this.offsetParent && this.helper) {
			this.offset.parent = this._getParentOffset();
		}

		var i, item, t, p;

		for (i = this.items.length - 1; i >= 0; i--){
			item = this.items[i];

			//We ignore calculating positions of all connected containers when we're not over them
			if(item.instance !== this.currentContainer && this.currentContainer && item.item[0] !== this.currentItem[0]) {
				continue;
			}

			t = this.options.toleranceElement ? $(this.options.toleranceElement, item.item) : item.item;

			if (!fast) {
				item.width = t.outerWidth();
				item.height = t.outerHeight();
			}

			p = t.offset();
			item.left = p.left;
			item.top = p.top;
		}

		if(this.options.custom && this.options.custom.refreshContainers) {
			this.options.custom.refreshContainers.call(this);
		} else {
			for (i = this.containers.length - 1; i >= 0; i--){
				p = this.containers[i].element.offset();
				this.containers[i].containerCache.left = p.left;
				this.containers[i].containerCache.top = p.top;
				this.containers[i].containerCache.width	= this.containers[i].element.outerWidth();
				this.containers[i].containerCache.height = this.containers[i].element.outerHeight();
			}
		}

		return this;
	},

	_createPlaceholder: function(that) {
		that = that || this;
		var className,
			o = that.options;

		if(!o.placeholder || o.placeholder.constructor === String) {
			className = o.placeholder;
			o.placeholder = {
				element: function() {

					var nodeName = that.currentItem[0].nodeName.toLowerCase(),
						element = $( "<" + nodeName + ">", that.document[0] )
							.addClass(className || that.currentItem[0].className+" ui-sortable-placeholder")
							.removeClass("ui-sortable-helper");

					if ( nodeName === "tr" ) {
						that.currentItem.children().each(function() {
							$( "<td>&#160;</td>", that.document[0] )
								.attr( "colspan", $( this ).attr( "colspan" ) || 1 )
								.appendTo( element );
						});
					} else if ( nodeName === "img" ) {
						element.attr( "src", that.currentItem.attr( "src" ) );
					}

					if ( !className ) {
						element.css( "visibility", "hidden" );
					}

					return element;
				},
				update: function(container, p) {

					// 1. If a className is set as 'placeholder option, we don't force sizes - the class is responsible for that
					// 2. The option 'forcePlaceholderSize can be enabled to force it even if a class name is specified
					if(className && !o.forcePlaceholderSize) {
						return;
					}

					//If the element doesn't have a actual height by itself (without styles coming from a stylesheet), it receives the inline height from the dragged item
					if(!p.height()) { p.height(that.currentItem.innerHeight() - parseInt(that.currentItem.css("paddingTop")||0, 10) - parseInt(that.currentItem.css("paddingBottom")||0, 10)); }
					if(!p.width()) { p.width(that.currentItem.innerWidth() - parseInt(that.currentItem.css("paddingLeft")||0, 10) - parseInt(that.currentItem.css("paddingRight")||0, 10)); }
				}
			};
		}

		//Create the placeholder
		that.placeholder = $(o.placeholder.element.call(that.element, that.currentItem));

		//Append it after the actual current item
		that.currentItem.after(that.placeholder);

		//Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317)
		o.placeholder.update(that, that.placeholder);

	},

	_contactContainers: function(event) {
		var i, j, dist, itemWithLeastDistance, posProperty, sizeProperty, base, cur, nearBottom, floating,
			innermostContainer = null,
			innermostIndex = null;

		// get innermost container that intersects with item
		for (i = this.containers.length - 1; i >= 0; i--) {

			// never consider a container that's located within the item itself
			if($.contains(this.currentItem[0], this.containers[i].element[0])) {
				continue;
			}

			if(this._intersectsWith(this.containers[i].containerCache)) {

				// if we've already found a container and it's more "inner" than this, then continue
				if(innermostContainer && $.contains(this.containers[i].element[0], innermostContainer.element[0])) {
					continue;
				}

				innermostContainer = this.containers[i];
				innermostIndex = i;

			} else {
				// container doesn't intersect. trigger "out" event if necessary
				if(this.containers[i].containerCache.over) {
					this.containers[i]._trigger("out", event, this._uiHash(this));
					this.containers[i].containerCache.over = 0;
				}
			}

		}

		// if no intersecting containers found, return
		if(!innermostContainer) {
			return;
		}

		// move the item into the container if it's not there already
		if(this.containers.length === 1) {
			if (!this.containers[innermostIndex].containerCache.over) {
				this.containers[innermostIndex]._trigger("over", event, this._uiHash(this));
				this.containers[innermostIndex].containerCache.over = 1;
			}
		} else {

			//When entering a new container, we will find the item with the least distance and append our item near it
			dist = 10000;
			itemWithLeastDistance = null;
			floating = innermostContainer.floating || isFloating(this.currentItem);
			posProperty = floating ? "left" : "top";
			sizeProperty = floating ? "width" : "height";
			base = this.positionAbs[posProperty] + this.offset.click[posProperty];
			for (j = this.items.length - 1; j >= 0; j--) {
				if(!$.contains(this.containers[innermostIndex].element[0], this.items[j].item[0])) {
					continue;
				}
				if(this.items[j].item[0] === this.currentItem[0]) {
					continue;
				}
				if (floating && !isOverAxis(this.positionAbs.top + this.offset.click.top, this.items[j].top, this.items[j].height)) {
					continue;
				}
				cur = this.items[j].item.offset()[posProperty];
				nearBottom = false;
				if(Math.abs(cur - base) > Math.abs(cur + this.items[j][sizeProperty] - base)){
					nearBottom = true;
					cur += this.items[j][sizeProperty];
				}

				if(Math.abs(cur - base) < dist) {
					dist = Math.abs(cur - base); itemWithLeastDistance = this.items[j];
					this.direction = nearBottom ? "up": "down";
				}
			}

			//Check if dropOnEmpty is enabled
			if(!itemWithLeastDistance && !this.options.dropOnEmpty) {
				return;
			}

			if(this.currentContainer === this.containers[innermostIndex]) {
				return;
			}

			itemWithLeastDistance ? this._rearrange(event, itemWithLeastDistance, null, true) : this._rearrange(event, null, this.containers[innermostIndex].element, true);
			this._trigger("change", event, this._uiHash());
			this.containers[innermostIndex]._trigger("change", event, this._uiHash(this));
			this.currentContainer = this.containers[innermostIndex];

			//Update the placeholder
			this.options.placeholder.update(this.currentContainer, this.placeholder);

			this.containers[innermostIndex]._trigger("over", event, this._uiHash(this));
			this.containers[innermostIndex].containerCache.over = 1;
		}


	},

	_createHelper: function(event) {

		var o = this.options,
			helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event, this.currentItem])) : (o.helper === "clone" ? this.currentItem.clone() : this.currentItem);

		//Add the helper to the DOM if that didn't happen already
		if(!helper.parents("body").length) {
			$(o.appendTo !== "parent" ? o.appendTo : this.currentItem[0].parentNode)[0].appendChild(helper[0]);
		}

		if(helper[0] === this.currentItem[0]) {
			this._storedCSS = { width: this.currentItem[0].style.width, height: this.currentItem[0].style.height, position: this.currentItem.css("position"), top: this.currentItem.css("top"), left: this.currentItem.css("left") };
		}

		if(!helper[0].style.width || o.forceHelperSize) {
			helper.width(this.currentItem.width());
		}
		if(!helper[0].style.height || o.forceHelperSize) {
			helper.height(this.currentItem.height());
		}

		return helper;

	},

	_adjustOffsetFromHelper: function(obj) {
		if (typeof obj === "string") {
			obj = obj.split(" ");
		}
		if ($.isArray(obj)) {
			obj = {left: +obj[0], top: +obj[1] || 0};
		}
		if ("left" in obj) {
			this.offset.click.left = obj.left + this.margins.left;
		}
		if ("right" in obj) {
			this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
		}
		if ("top" in obj) {
			this.offset.click.top = obj.top + this.margins.top;
		}
		if ("bottom" in obj) {
			this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
		}
	},

	_getParentOffset: function() {


		//Get the offsetParent and cache its position
		this.offsetParent = this.helper.offsetParent();
		var po = this.offsetParent.offset();

		// This is a special case where we need to modify a offset calculated on start, since the following happened:
		// 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent
		// 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that
		//    the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag
		if(this.cssPosition === "absolute" && this.scrollParent[0] !== document && $.contains(this.scrollParent[0], this.offsetParent[0])) {
			po.left += this.scrollParent.scrollLeft();
			po.top += this.scrollParent.scrollTop();
		}

		// This needs to be actually done for all browsers, since pageX/pageY includes this information
		// with an ugly IE fix
		if( this.offsetParent[0] === document.body || (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() === "html" && $.ui.ie)) {
			po = { top: 0, left: 0 };
		}

		return {
			top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
			left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
		};

	},

	_getRelativeOffset: function() {

		if(this.cssPosition === "relative") {
			var p = this.currentItem.position();
			return {
				top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(),
				left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft()
			};
		} else {
			return { top: 0, left: 0 };
		}

	},

	_cacheMargins: function() {
		this.margins = {
			left: (parseInt(this.currentItem.css("marginLeft"),10) || 0),
			top: (parseInt(this.currentItem.css("marginTop"),10) || 0)
		};
	},

	_cacheHelperProportions: function() {
		this.helperProportions = {
			width: this.helper.outerWidth(),
			height: this.helper.outerHeight()
		};
	},

	_setContainment: function() {

		var ce, co, over,
			o = this.options;
		if(o.containment === "parent") {
			o.containment = this.helper[0].parentNode;
		}
		if(o.containment === "document" || o.containment === "window") {
			this.containment = [
				0 - this.offset.relative.left - this.offset.parent.left,
				0 - this.offset.relative.top - this.offset.parent.top,
				$(o.containment === "document" ? document : window).width() - this.helperProportions.width - this.margins.left,
				($(o.containment === "document" ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
			];
		}

		if(!(/^(document|window|parent)$/).test(o.containment)) {
			ce = $(o.containment)[0];
			co = $(o.containment).offset();
			over = ($(ce).css("overflow") !== "hidden");

			this.containment = [
				co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) + (parseInt($(ce).css("paddingLeft"),10) || 0) - this.margins.left,
				co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) + (parseInt($(ce).css("paddingTop"),10) || 0) - this.margins.top,
				co.left+(over ? Math.max(ce.scrollWidth,ce.offsetWidth) : ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - (parseInt($(ce).css("paddingRight"),10) || 0) - this.helperProportions.width - this.margins.left,
				co.top+(over ? Math.max(ce.scrollHeight,ce.offsetHeight) : ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - (parseInt($(ce).css("paddingBottom"),10) || 0) - this.helperProportions.height - this.margins.top
			];
		}

	},

	_convertPositionTo: function(d, pos) {

		if(!pos) {
			pos = this.position;
		}
		var mod = d === "absolute" ? 1 : -1,
			scroll = this.cssPosition === "absolute" && !(this.scrollParent[0] !== document && $.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent,
			scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

		return {
			top: (
				pos.top	+																// The absolute mouse position
				this.offset.relative.top * mod +										// Only for relative positioned nodes: Relative offset from element to offset parent
				this.offset.parent.top * mod -											// The offsetParent's offset without borders (offset + border)
				( ( this.cssPosition === "fixed" ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod)
			),
			left: (
				pos.left +																// The absolute mouse position
				this.offset.relative.left * mod +										// Only for relative positioned nodes: Relative offset from element to offset parent
				this.offset.parent.left * mod	-										// The offsetParent's offset without borders (offset + border)
				( ( this.cssPosition === "fixed" ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod)
			)
		};

	},

	_generatePosition: function(event) {

		var top, left,
			o = this.options,
			pageX = event.pageX,
			pageY = event.pageY,
			scroll = this.cssPosition === "absolute" && !(this.scrollParent[0] !== document && $.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

		// This is another very weird special case that only happens for relative elements:
		// 1. If the css position is relative
		// 2. and the scroll parent is the document or similar to the offset parent
		// we have to refresh the relative offset during the scroll so there are no jumps
		if(this.cssPosition === "relative" && !(this.scrollParent[0] !== document && this.scrollParent[0] !== this.offsetParent[0])) {
			this.offset.relative = this._getRelativeOffset();
		}

		/*
		 * - Position constraining -
		 * Constrain the position to a mix of grid, containment.
		 */

		if(this.originalPosition) { //If we are not dragging yet, we won't check for options

			if(this.containment) {
				if(event.pageX - this.offset.click.left < this.containment[0]) {
					pageX = this.containment[0] + this.offset.click.left;
				}
				if(event.pageY - this.offset.click.top < this.containment[1]) {
					pageY = this.containment[1] + this.offset.click.top;
				}
				if(event.pageX - this.offset.click.left > this.containment[2]) {
					pageX = this.containment[2] + this.offset.click.left;
				}
				if(event.pageY - this.offset.click.top > this.containment[3]) {
					pageY = this.containment[3] + this.offset.click.top;
				}
			}

			if(o.grid) {
				top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1];
				pageY = this.containment ? ( (top - this.offset.click.top >= this.containment[1] && top - this.offset.click.top <= this.containment[3]) ? top : ((top - this.offset.click.top >= this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top;

				left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0];
				pageX = this.containment ? ( (left - this.offset.click.left >= this.containment[0] && left - this.offset.click.left <= this.containment[2]) ? left : ((left - this.offset.click.left >= this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left;
			}

		}

		return {
			top: (
				pageY -																// The absolute mouse position
				this.offset.click.top -													// Click offset (relative to the element)
				this.offset.relative.top	-											// Only for relative positioned nodes: Relative offset from element to offset parent
				this.offset.parent.top +												// The offsetParent's offset without borders (offset + border)
				( ( this.cssPosition === "fixed" ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ))
			),
			left: (
				pageX -																// The absolute mouse position
				this.offset.click.left -												// Click offset (relative to the element)
				this.offset.relative.left	-											// Only for relative positioned nodes: Relative offset from element to offset parent
				this.offset.parent.left +												// The offsetParent's offset without borders (offset + border)
				( ( this.cssPosition === "fixed" ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ))
			)
		};

	},

	_rearrange: function(event, i, a, hardRefresh) {

		a ? a[0].appendChild(this.placeholder[0]) : i.item[0].parentNode.insertBefore(this.placeholder[0], (this.direction === "down" ? i.item[0] : i.item[0].nextSibling));

		//Various things done here to improve the performance:
		// 1. we create a setTimeout, that calls refreshPositions
		// 2. on the instance, we have a counter variable, that get's higher after every append
		// 3. on the local scope, we copy the counter variable, and check in the timeout, if it's still the same
		// 4. this lets only the last addition to the timeout stack through
		this.counter = this.counter ? ++this.counter : 1;
		var counter = this.counter;

		this._delay(function() {
			if(counter === this.counter) {
				this.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove
			}
		});

	},

	_clear: function(event, noPropagation) {

		this.reverting = false;
		// We delay all events that have to be triggered to after the point where the placeholder has been removed and
		// everything else normalized again
		var i,
			delayedTriggers = [];

		// We first have to update the dom position of the actual currentItem
		// Note: don't do it if the current item is already removed (by a user), or it gets reappended (see #4088)
		if(!this._noFinalSort && this.currentItem.parent().length) {
			this.placeholder.before(this.currentItem);
		}
		this._noFinalSort = null;

		if(this.helper[0] === this.currentItem[0]) {
			for(i in this._storedCSS) {
				if(this._storedCSS[i] === "auto" || this._storedCSS[i] === "static") {
					this._storedCSS[i] = "";
				}
			}
			this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper");
		} else {
			this.currentItem.show();
		}

		if(this.fromOutside && !noPropagation) {
			delayedTriggers.push(function(event) { this._trigger("receive", event, this._uiHash(this.fromOutside)); });
		}
		if((this.fromOutside || this.domPosition.prev !== this.currentItem.prev().not(".ui-sortable-helper")[0] || this.domPosition.parent !== this.currentItem.parent()[0]) && !noPropagation) {
			delayedTriggers.push(function(event) { this._trigger("update", event, this._uiHash()); }); //Trigger update callback if the DOM position has changed
		}

		// Check if the items Container has Changed and trigger appropriate
		// events.
		if (this !== this.currentContainer) {
			if(!noPropagation) {
				delayedTriggers.push(function(event) { this._trigger("remove", event, this._uiHash()); });
				delayedTriggers.push((function(c) { return function(event) { c._trigger("receive", event, this._uiHash(this)); };  }).call(this, this.currentContainer));
				delayedTriggers.push((function(c) { return function(event) { c._trigger("update", event, this._uiHash(this));  }; }).call(this, this.currentContainer));
			}
		}


		//Post events to containers
		for (i = this.containers.length - 1; i >= 0; i--){
			if(!noPropagation) {
				delayedTriggers.push((function(c) { return function(event) { c._trigger("deactivate", event, this._uiHash(this)); };  }).call(this, this.containers[i]));
			}
			if(this.containers[i].containerCache.over) {
				delayedTriggers.push((function(c) { return function(event) { c._trigger("out", event, this._uiHash(this)); };  }).call(this, this.containers[i]));
				this.containers[i].containerCache.over = 0;
			}
		}

		//Do what was originally in plugins
		if ( this.storedCursor ) {
			this.document.find( "body" ).css( "cursor", this.storedCursor );
			this.storedStylesheet.remove();
		}
		if(this._storedOpacity) {
			this.helper.css("opacity", this._storedOpacity);
		}
		if(this._storedZIndex) {
			this.helper.css("zIndex", this._storedZIndex === "auto" ? "" : this._storedZIndex);
		}

		this.dragging = false;
		if(this.cancelHelperRemoval) {
			if(!noPropagation) {
				this._trigger("beforeStop", event, this._uiHash());
				for (i=0; i < delayedTriggers.length; i++) {
					delayedTriggers[i].call(this, event);
				} //Trigger all delayed events
				this._trigger("stop", event, this._uiHash());
			}

			this.fromOutside = false;
			return false;
		}

		if(!noPropagation) {
			this._trigger("beforeStop", event, this._uiHash());
		}

		//$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
		this.placeholder[0].parentNode.removeChild(this.placeholder[0]);

		if(this.helper[0] !== this.currentItem[0]) {
			this.helper.remove();
		}
		this.helper = null;

		if(!noPropagation) {
			for (i=0; i < delayedTriggers.length; i++) {
				delayedTriggers[i].call(this, event);
			} //Trigger all delayed events
			this._trigger("stop", event, this._uiHash());
		}

		this.fromOutside = false;
		return true;

	},

	_trigger: function() {
		if ($.Widget.prototype._trigger.apply(this, arguments) === false) {
			this.cancel();
		}
	},

	_uiHash: function(_inst) {
		var inst = _inst || this;
		return {
			helper: inst.helper,
			placeholder: inst.placeholder || $([]),
			position: inst.position,
			originalPosition: inst.originalPosition,
			offset: inst.positionAbs,
			item: inst.currentItem,
			sender: _inst ? _inst.element : null
		};
	}

});

})(jQuery);
;/* jQuery Tiny Pub/Sub - v0.7 - 10/27/2011
 * http://benalman.com/
 * Copyright (c) 2011 "Cowboy" Ben Alman; Licensed MIT, GPL */

(function($) {

  var o = $({});

  $.subscribe = function() {
    //console.log("SUBSCRIBE: " + arguments[0]);
    o.on.apply(o, arguments);
  };

  $.unsubscribe = function() {
    o.off.apply(o, arguments);
  };

  $.publish = function() {
    //console.log("PUBLISH: " + arguments[0]);
    o.trigger.apply(o, arguments);
  };

}(jQuery));


;/* ===========================================================
 * bootstrap-tooltip.js v2.1.1
 * http://twitter.github.com/bootstrap/javascript.html#tooltips
 * Inspired by the original jQuery.tipsy by Jason Frame
 * ===========================================================
 * Copyright 2012 Twitter, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ========================================================== */


!function ($) {

  "use strict"; // jshint ;_;


 /* TOOLTIP PUBLIC CLASS DEFINITION
  * =============================== */

  var Tooltip = function (element, options) {
    this.init('tooltip', element, options)
  }

  Tooltip.prototype = {

    constructor: Tooltip

  , init: function (type, element, options) {
      var eventIn
        , eventOut

      this.type = type
      this.$element = $(element)
      this.options = this.getOptions(options)
      this.enabled = true

      if (this.options.trigger == 'click') {
        this.$element.on('click.' + this.type, this.options.selector, $.proxy(this.toggle, this))
      } else if (this.options.trigger != 'manual') {
        eventIn = this.options.trigger == 'hover' ? 'mouseenter' : 'focus'
        eventOut = this.options.trigger == 'hover' ? 'mouseleave' : 'blur'
        this.$element.on(eventIn + '.' + this.type, this.options.selector, $.proxy(this.enter, this))
        this.$element.on(eventOut + '.' + this.type, this.options.selector, $.proxy(this.leave, this))
      }

      this.options.selector ?
        (this._options = $.extend({}, this.options, { trigger: 'manual', selector: '' })) :
        this.fixTitle()
    }

  , getOptions: function (options) {
      options = $.extend({}, $.fn[this.type].defaults, options, this.$element.data())

      if (options.delay && typeof options.delay == 'number') {
        options.delay = {
          show: options.delay
        , hide: options.delay
        }
      }

      return options
    }

  , enter: function (e) {
      var self = $(e.currentTarget)[this.type](this._options).data(this.type)

      if (!self.options.delay || !self.options.delay.show) return self.show()

      clearTimeout(this.timeout)
      self.hoverState = 'in'
      this.timeout = setTimeout(function() {
        if (self.hoverState == 'in') self.show()
      }, self.options.delay.show)
    }

  , leave: function (e) {
      var self = $(e.currentTarget)[this.type](this._options).data(this.type)

      if (this.timeout) clearTimeout(this.timeout)
      if (!self.options.delay || !self.options.delay.hide) return self.hide()

      self.hoverState = 'out'
      this.timeout = setTimeout(function() {
        if (self.hoverState == 'out') self.hide()
      }, self.options.delay.hide)
    }

  , show: function () {
      var $tip
        , inside
        , pos
        , actualWidth
        , actualHeight
        , placement
        , tp

      if (this.hasContent() && this.enabled) {
        $tip = this.tip()
        this.setContent()

        if (this.options.animation) {
          $tip.addClass('fade')
        }

        placement = typeof this.options.placement == 'function' ?
          this.options.placement.call(this, $tip[0], this.$element[0]) :
          this.options.placement

        inside = /in/.test(placement)

        $tip
          .remove()
          .css({ top: 0, left: 0, display: 'block' })
          .appendTo(inside ? this.$element : document.body)

        pos = this.getPosition(inside)

        actualWidth = $tip[0].offsetWidth
        actualHeight = $tip[0].offsetHeight

        switch (inside ? placement.split(' ')[1] : placement) {
          case 'bottom':
            tp = {top: pos.top + pos.height, left: pos.left + pos.width / 2 - actualWidth / 2}
            break
          case 'top':
            tp = {top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2}
            break
          case 'left':
            tp = {top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth}
            break
          case 'right':
            tp = {top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width}
            break
        }

        $tip
          .css(tp)
          .addClass(placement)
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})();
;(function(c){function a(b,d){if({}.hasOwnProperty.call(a.cache,b))return a.cache[b];var e=a.resolve(b);if(!e)throw new Error('Failed to resolve module '+b);var c={id:b,require:a,filename:b,exports:{},loaded:!1,parent:d,children:[]};d&&d.children.push(c);var f=b.slice(0,b.lastIndexOf('/')+1);return a.cache[b]=c.exports,e.call(c.exports,c,c.exports,f,b),c.loaded=!0,a.cache[b]=c.exports}a.modules={},a.cache={},a.resolve=function(b){return{}.hasOwnProperty.call(a.modules,b)?a.modules[b]:void 0},a.define=function(b,c){a.modules[b]=c};var b=function(a){return a='/',{title:'browser',version:'v0.10.5',browser:!0,env:{},argv:[],nextTick:c.setImmediate||function(a){setTimeout(a,0)},cwd:function(){return a},chdir:function(b){a=b}}}();a.define('/gif.coffee',function(b,k,j,i){function c(a,b){return{}.hasOwnProperty.call(a,b)}function g(d,b){for(var a=0,c=b.length;a<c;++a)if(a in b&&b[a]===d)return!0;return!1}function h(a,b){function e(){this.constructor=a}for(var d in b)c(b,d)&&(a[d]=b[d]);return e.prototype=b.prototype,a.prototype=new e,a.__super__=b.prototype,a}var e,d,f;d=a('events',b).EventEmitter,e=a('/browser.coffee',b),f=function(f,b,d){function a(d){var a,c;this.running=!1,this.options={},this.frames=[],this.freeWorkers=[],this.activeWorkers=[],this.setOptions(d);for(a in b)c=b[a],null!=this.options[a]?this.options[a]:this.options[a]=c}return h(a,f),b={workerScript:window.GifWorkerURL,workers:2,repeat:0,background:'#fff',quality:10,width:null,height:null},d={delay:500,copy:!1},a.prototype.setOption=function(a,b){return this.options[a]=b,null!=this._canvas&&(a==='width'||a==='height')?this._canvas[a]=b:void 0},a.prototype.setOptions=function(a){return function(d){var b,e;for(b in a){if(!c(a,b))continue;e=a[b],d.push(this.setOption(b,e))}return d}.call(this,[])},a.prototype.addFrame=function(a,c){var b,e;null==c&&(c={}),b={};for(e in d)b[e]=c[e]||d[e];if(null!=this.options.width||this.setOption('width',a.width),null!=this.options.height||this.setOption('height',a.height),'undefined'!==typeof ImageData&&null!=ImageData&&a instanceof ImageData)b.data=a.data;else if('undefined'!==typeof CanvasRenderingContext2D&&null!=CanvasRenderingContext2D&&a instanceof CanvasRenderingContext2D||'undefined'!==typeof WebGLRenderingContext&&null!=WebGLRenderingContext&&a instanceof WebGLRenderingContext)c.copy?b.data=this.getContextData(a):b.context=a;else if(null!=a.childNodes)c.copy?b.data=this.getImageData(a):b.image=a;else throw new Error('Invalid image');return this.frames.push(b)},a.prototype.render=function(){var d,a;if(this.running)throw new Error('Already running');if(!(null!=this.options.width&&null!=this.options.height))throw new Error('Width and height must be set prior to rendering');this.running=!0,this.nextFrame=0,this.finishedFrames=0,this.imageParts=function(b){var d;for(var a=0,c=function(){var b,b;b=[];for(var a=0;0<=this.frames.length?a<this.frames.length:a>this.frames.length;0<=this.frames.length?++a:--a)b.push(a);return b}.apply(this,arguments).length;a<c;++a)d=function(){var b,b;b=[];for(var a=0;0<=this.frames.length?a<this.frames.length:a>this.frames.length;0<=this.frames.length?++a:--a)b.push(a);return b}.apply(this,arguments)[a],b.push(null);return b}.call(this,[]),a=this.spawnWorkers();for(var b=0,c=function(){var c,c;c=[];for(var b=0;0<=a?b<a:b>a;0<=a?++b:--b)c.push(b);return c}.apply(this,arguments).length;b<c;++b)d=function(){var c,c;c=[];for(var b=0;0<=a?b<a:b>a;0<=a?++b:--b)c.push(b);return c}.apply(this,arguments)[b],this.renderNextFrame();return this.emit('start'),this.emit('progress',0)},a.prototype.abort=function(){var a;while(!0){if(a=this.activeWorkers.shift(),!(null!=a))break;console.log('killing active worker'),a.terminate()}return this.running=!1,this.emit('abort')},a.prototype.spawnWorkers=function(){var a,b;return a=Math.min(this.options.workers,this.frames.length),function(){var c;c=[];for(var b=this.freeWorkers.length;this.freeWorkers.length<=a?b<a:b>a;this.freeWorkers.length<=a?++b:--b)c.push(b);return c}.apply(this,arguments).forEach((b=this,function(d){var a,c;return console.log('spawning worker '+d),c=new Worker(b.options.workerScript),a=b,c.onmessage=function(b){return a.activeWorkers.splice(a.activeWorkers.indexOf(c),1),a.freeWorkers.push(c),a.frameFinished(b.data)},b.freeWorkers.push(c)})),a},a.prototype.frameFinished=function(a){return console.log('frame '+a.index+' finished - '+this.activeWorkers.length+' active'),this.finishedFrames++,this.emit('progress',this.finishedFrames/this.frames.length),this.imageParts[a.index]=a,g(null,this.imageParts)?this.renderNextFrame():this.finishRendering()},a.prototype.finishRendering=function(){var e,a,k,m,b,d,h;b=0;for(var f=0,j=this.imageParts.length;f<j;++f)a=this.imageParts[f],b+=(a.data.length-1)*a.pageSize+a.cursor;b+=a.pageSize-a.cursor,console.log('rendering finished - filesize '+Math.round(b/1e3)+'kb'),e=new Uint8Array(b),d=0;for(var g=0,l=this.imageParts.length;g<l;++g){a=this.imageParts[g];for(var c=0,i=a.data.length;c<i;++c)h=a.data[c],k=c,e.set(h,d),k===a.data.length-1?d+=a.cursor:d+=a.pageSize}return m=new Blob([e],{type:'image/gif'}),this.emit('finished',m,e)},a.prototype.renderNextFrame=function(){var c,a,b;if(this.freeWorkers.length===0)throw new Error('No free workers');return this.nextFrame>=this.frames.length?void 0:(c=this.frames[this.nextFrame++],b=this.freeWorkers.shift(),a=this.getTask(c),console.log('starting frame '+(a.index+1)+' of '+this.frames.length),this.activeWorkers.push(b),b.postMessage(a))},a.prototype.getContextData=function(a){return a.getImageData(0,0,this.options.width,this.options.height).data},a.prototype.getImageData=function(b){var a;return null!=this._canvas||(this._canvas=document.createElement('canvas'),this._canvas.width=this.options.width,this._canvas.height=this.options.height),a=this._canvas.getContext('2d'),a.setFill=this.options.background,a.fillRect(0,0,this.options.width,this.options.height),a.drawImage(b,0,0),this.getContextData(a)},a.prototype.getTask=function(a){var c,b;if(c=this.frames.indexOf(a),b={index:c,last:c===this.frames.length-1,delay:a.delay,width:this.options.width,height:this.options.height,quality:this.options.quality,repeat:this.options.repeat,canTransfer:e.name==='chrome'},null!=a.data)b.data=a.data;else if(null!=a.context)b.data=this.getContextData(a.context);else if(null!=a.image)b.data=this.getImageData(a.image);else throw new Error('Invalid frame');return b},a}(d),b.exports=f}),a.define('/browser.coffee',function(f,g,h,i){var a,d,e,c,b;c=navigator.userAgent.toLowerCase(),e=navigator.platform.toLowerCase(),b=c.match(/(opera|ie|firefox|chrome|version)[\s\/:]([\w\d\.]+)?.*?(safari|version[\s\/:]([\w\d\.]+)|$)/)||[null,'unknown',0],d=b[1]==='ie'&&document.documentMode,a={name:b[1]==='version'?b[3]:b[1],version:d||parseFloat(b[1]==='opera'&&b[4]?b[4]:b[2]),platform:{name:c.match(/ip(?:ad|od|hone)/)?'ios':(c.match(/(?:webos|android)/)||e.match(/mac|win|linux/)||['other'])[0]}},a[a.name]=!0,a[a.name+parseInt(a.version,10)]=!0,a.platform[a.platform.name]=!0,f.exports=a}),a.define('events',function(f,e,g,h){b.EventEmitter||(b.EventEmitter=function(){});var a=e.EventEmitter=b.EventEmitter,c=typeof Array.isArray==='function'?Array.isArray:function(a){return Object.prototype.toString.call(a)==='[object Array]'},d=10;a.prototype.setMaxListeners=function(a){this._events||(this._events={}),this._events.maxListeners=a},a.prototype.emit=function(f){if(f==='error'&&(!(this._events&&this._events.error)||c(this._events.error)&&!this._events.error.length))throw arguments[1]instanceof Error?arguments[1]:new Error("Uncaught, unspecified 'error' event.");if(!this._events)return!1;var a=this._events[f];if(!a)return!1;if(!(typeof a=='function'))if(c(a)){var b=Array.prototype.slice.call(arguments,1),e=a.slice();for(var d=0,g=e.length;d<g;d++)e[d].apply(this,b);return!0}else return!1;switch(arguments.length){case 1:a.call(this);break;case 2:a.call(this,arguments[1]);break;case 3:a.call(this,arguments[1],arguments[2]);break;default:var b=Array.prototype.slice.call(arguments,1);a.apply(this,b)}return!0},a.prototype.addListener=function(a,b){if('function'!==typeof b)throw new Error('addListener only takes instances of Function');if(this._events||(this._events={}),this.emit('newListener',a,b),!this._events[a])this._events[a]=b;else if(c(this._events[a])){if(!this._events[a].warned){var e;this._events.maxListeners!==undefined?e=this._events.maxListeners:e=d,e&&e>0&&this._events[a].length>e&&(this._events[a].warned=!0,console.error('(node) warning: possible EventEmitter memory leak detected. %d listeners added. Use emitter.setMaxListeners() to increase limit.',this._events[a].length),console.trace())}this._events[a].push(b)}else this._events[a]=[this._events[a],b];return this},a.prototype.on=a.prototype.addListener,a.prototype.once=function(b,c){var a=this;return a.on(b,function d(){a.removeListener(b,d),c.apply(this,arguments)}),this},a.prototype.removeListener=function(a,d){if('function'!==typeof d)throw new Error('removeListener only takes instances of Function');if(!(this._events&&this._events[a]))return this;var b=this._events[a];if(c(b)){var e=b.indexOf(d);if(e<0)return this;b.splice(e,1),b.length==0&&delete this._events[a]}else this._events[a]===d&&delete this._events[a];return this},a.prototype.removeAllListeners=function(a){return a&&this._events&&this._events[a]&&(this._events[a]=null),this},a.prototype.listeners=function(a){return this._events||(this._events={}),this._events[a]||(this._events[a]=[]),c(this._events[a])||(this._events[a]=[this._events[a]]),this._events[a]}}),c.GIF=a('/gif.coffee')}.call(this,this))
//# sourceMappingURL=gif.js.map
// gif.js 0.1.4 - https://github.com/jnordberg/gif.js;// TODO(grosbouddha): put under pskl namespace.
var Constants = {
  DEFAULT : {
    HEIGHT : 32,
    WIDTH : 32,
    FPS : 12
  },

  MODEL_VERSION : 1,

  MAX_HEIGHT : 128,
  MAX_WIDTH : 128,

  PREVIEW_FILM_SIZE : 120,

  DEFAULT_PEN_COLOR : '#000000',  
  TRANSPARENT_COLOR : 'TRANSPARENT',
  
  /*
   * Fake semi-transparent color used to highlight transparent
   * strokes and rectangles:
   */
  SELECTION_TRANSPARENT_COLOR: 'rgba(255, 255, 255, 0.6)',

  /*
   * When a tool is hovering the drawing canvas, we highlight the eventual
   * pixel target with this color:
   */
  TOOL_TARGET_HIGHLIGHT_COLOR: 'rgba(255, 255, 255, 0.2)',
  
  /*
   * Default entry point for piskel web service:
   */
  PISKEL_SERVICE_URL: 'http://3.piskel-app.appspot.com',

  GRID_STROKE_WIDTH: 1,
  GRID_STROKE_COLOR: "lightgray",

  LEFT_BUTTON : "left_button_1",
  RIGHT_BUTTON : "right_button_2"
};;// TODO(grosbouddha): put under pskl namespace.
Events = {
  
  TOOL_SELECTED : "TOOL_SELECTED",
  TOOL_RELEASED : "TOOL_RELEASED",
  PRIMARY_COLOR_SELECTED: "PRIMARY_COLOR_SELECTED",
  PRIMARY_COLOR_UPDATED: "PRIMARY_COLOR_UPDATED",
  SECONDARY_COLOR_SELECTED: "SECONDARY_COLOR_SELECTED",
  SECONDARY_COLOR_UPDATED: "SECONDARY_COLOR_UPDATED",

  /**
   *  When this event is emitted, a request is sent to the localstorage
   *  Service to save the current framesheet. The storage service 
   *  may not immediately store data (internal throttling of requests).
   */
  LOCALSTORAGE_REQUEST: "LOCALSTORAGE_REQUEST",

  CANVAS_RIGHT_CLICKED: "CANVAS_RIGHT_CLICKED",

  /**
   * Event to request a refresh of the display.
   * A bit overkill but, it's just workaround in our current drawing system.
   * TODO: Remove or rework when redraw system is refactored.
   */
  REFRESH: "REFRESH",

  /**
   * Temporary event to bind the redraw of right preview film to the canvas.
   * This redraw should be driven by model updates.
   * TODO(vincz): Remove.
   */
  REDRAW_PREVIEWFILM: "REDRAW_PREVIEWFILM",

  /**
   * Fired each time a user setting change.
   * The payload will be:
   *   1st argument: Name of the settings
   *   2nd argument: New value
   */
  USER_SETTINGS_CHANGED: "USER_SETTINGS_CHANGED",
  
  /**
   * The framesheet was reseted and is now probably drastically different.
   * Number of frames, content of frames, color used for the palette may have changed.
   */
  FRAMESHEET_RESET: "FRAMESHEET_RESET",

  FRAME_SIZE_CHANGED : "FRAME_SIZE_CHANGED",

  CURRENT_FRAME_SET: "CURRENT_FRAME_SET",

  SELECTION_CREATED: "SELECTION_CREATED",
  SELECTION_MOVE_REQUEST: "SELECTION_MOVE_REQUEST",
  SELECTION_DISMISSED: "SELECTION_DISMISSED",
  
  SHOW_NOTIFICATION: "SHOW_NOTIFICATION",
  HIDE_NOTIFICATION: "HIDE_NOTIFICATION",

  UNDO: "UNDO",
  REDO: "REDO",
  CUT: "CUT",
  COPY: "COPY",
  PASTE: "PASTE"    
};;jQuery.namespace = function() {
  var a=arguments, o=null, i, j, d;
  for (i=0; i<a.length; i=i+1) {
    d=a[i].split(".");
    o=window;
    for (j=0; j<d.length; j=j+1) {
      o[d[j]]=o[d[j]] || {};
      o=o[d[j]];
    }
  }
  return o;
};

/**
 * Need a polyfill for PhantomJS
 */
if (typeof Function.prototype.bind !== "function") {
  Function.prototype.bind = function(scope) {
    "use strict";
    var _function = this;
    return function() {
      return _function.apply(scope, arguments);
    };
  };
}

/*
 * @provide pskl.utils
 *
 * @require Constants
 */
(function() { // namespace: pskl.utils

  var ns = $.namespace("pskl.utils");

  ns.rgbToHex = function(r, g, b) {
    if (r > 255 || g > 255 || b > 255)
      throw "Invalid color component";
    return ((r << 16) | (g << 8) | b).toString(16);
  };

  ns.inherit = function(extendedObject, inheritFrom) {
    extendedObject.prototype = Object.create(inheritFrom.prototype);
    extendedObject.prototype.constructor = extendedObject;
    extendedObject.prototype.superclass = inheritFrom.prototype;
  };

})();

;(function () {
  var ns = $.namespace("pskl");

  ns.CanvasUtils = {
    createCanvas : function (width, height, classList) {
      var canvas = document.createElement("canvas");
      canvas.setAttribute("width", width);
      canvas.setAttribute("height", height);

      if (typeof classList == "string") {
        classList = [classList];
      }
      if (Array.isArray(classList)) {
        for (var i = 0 ; i < classList.length ; i++) {
          canvas.classList.add(classList[i]);
        }
      }
      
      return canvas;
    }
  };
})();;(function () {
  var ns = $.namespace('pskl.utils');

  ns.FrameUtils = {
    merge : function (frames) {
      var merged = null;
      if (frames.length) {
        merged = frames[0].clone();
        var w = merged.getWidth(), h = merged.getHeight();
        for (var i = 1 ; i < frames.length ; i++) {
          pskl.utils.FrameUtils.mergeFrames_(merged, frames[i]);
        }
      }
      return merged;
    },

    mergeFrames_ : function (frameA, frameB) {
      frameB.forEachPixel(function (p, col, row) {
        if (p != Constants.TRANSPARENT_COLOR) {
          frameA.setPixel(col, row, p);
        }
      });
    }
  };
})();;(function () {
  var ns = $.namespace("pskl");

  ns.PixelUtils = {

    getRectanglePixels : function (x0, y0, x1, y1) {
      var rectangle = this.getOrderedRectangleCoordinates(x0, y0, x1, y1);
      var pixels = [];

      for(var x = rectangle.x0; x <= rectangle.x1; x++) {
        for(var y = rectangle.y0; y <= rectangle.y1; y++) {
          pixels.push({"col": x, "row": y});
        }
      }
      
      return pixels;      
    },

    getBoundRectanglePixels : function (x0, y0, x1, y1) {
      var rectangle = this.getOrderedRectangleCoordinates(x0, y0, x1, y1);
      var pixels = [];
      // Creating horizontal sides of the rectangle:
      for(var x = rectangle.x0; x <= rectangle.x1; x++) {
        pixels.push({"col": x, "row": rectangle.y0});
        pixels.push({"col": x, "row": rectangle.y1});
      }

      // Creating vertical sides of the rectangle:
      for(var y = rectangle.y0; y <= rectangle.y1; y++) {
        pixels.push({"col": rectangle.x0, "row": y});
        pixels.push({"col": rectangle.x1, "row": y});
      }
      
      return pixels;  
    },

    /**
     * Return an object of ordered rectangle coordinate.
     * In returned object {x0, y0} => top left corner - {x1, y1} => bottom right corner 
     * @private
     */
    getOrderedRectangleCoordinates : function (x0, y0, x1, y1) {
      return {
        x0 : Math.min(x0, x1), 
        y0 : Math.min(y0, y1),
        x1 : Math.max(x0, x1), 
        y1 : Math.max(y0, y1),
      };
    },

    /**
     * Return the list of pixels that would have been filled by a paintbucket tool applied 
     * on pixel at coordinate (x,y).
     * This function is not altering the Frame object argument. 
     *
     * @param frame pskl.model.Frame The frame target in which we want to paintbucket
     * @param col number Column coordinate in the frame 
     * @param row number Row coordinate in the frame 
     *
     * @return an array of the pixel coordinates paint with the replacement color
     */
    getSimilarConnectedPixelsFromFrame: function(frame, col, row) {
      // To get the list of connected (eg the same color) pixels, we will use the paintbucket algorithm
      // in a fake cloned frame. The returned pixels by the paintbucket algo are the painted pixels
      // and are as well connected.
      var fakeFrame = frame.clone(); // We just want to
      var fakeFillColor = "sdfsdfsdf"; // A fake color that will never match a real color.
      var paintedPixels = this.paintSimilarConnectedPixelsFromFrame(fakeFrame, col, row, fakeFillColor);

      return paintedPixels;
    },

    /**
     * Apply the paintbucket tool in a frame at the (col, row) initial position
     * with the replacement color.
     * 
     * @param frame pskl.model.Frame The frame target in which we want to paintbucket
     * @param col number Column coordinate in the frame 
     * @param row number Row coordinate in the frame 
     * @param replacementColor string Hexadecimal color used to fill the area
     *
     * @return an array of the pixel coordinates paint with the replacement color
     */
    paintSimilarConnectedPixelsFromFrame: function(frame, col, row, replacementColor) {
      /**
       *  Queue linear Flood-fill (node, target-color, replacement-color):
       *   1. Set Q to the empty queue.
       *   2. If the color of node is not equal to target-color, return.
       *   3. Add node to Q.
       *   4. For each element n of Q:
       *   5.     If the color of n is equal to target-color:
       *   6.         Set w and e equal to n.
       *   7.         Move w to the west until the color of the node to the west of w no longer matches target-color.
       *   8.         Move e to the east until the color of the node to the east of e no longer matches target-color.
       *   9.         Set the color of nodes between w and e to replacement-color.
       *  10.         For each node n between w and e:
       *  11.             If the color of the node to the north of n is target-color, add that node to Q.
       *  12.             If the color of the node to the south of n is target-color, add that node to Q.
       *  13. Continue looping until Q is exhausted.
       *  14. Return.
       */
      var paintedPixels = [];
      var queue = [];
      var dy = [-1, 0, 1, 0];
      var dx = [0, 1, 0, -1];
      var targetColor;
      try {
        targetColor = frame.getPixel(col, row);
      } catch(e) {
        // Frame out of bound exception.
      }
      
      if(targetColor == replacementColor) {
        return;
      }
      

      queue.push({"col": col, "row": row});
      var loopCount = 0;
      var cellCount = frame.getWidth() * frame.getHeight();
      while(queue.length > 0) {
        loopCount ++;

        var currentItem = queue.pop();
        frame.setPixel(currentItem.col, currentItem.row, replacementColor);
        paintedPixels.push({"col": currentItem.col, "row": currentItem.row });

        for (var i = 0; i < 4; i++) {
          var nextCol = currentItem.col + dx[i];
          var nextRow = currentItem.row + dy[i];
          try {
            if (frame.containsPixel(nextCol, nextRow)  && frame.getPixel(nextCol, nextRow) == targetColor) {
              queue.push({"col": nextCol, "row": nextRow });
            }
          } catch(e) {
            // Frame out of bound exception.
          }
        }

        // Security loop breaker:
        if(loopCount > 10 * cellCount) {
          console.log("loop breaker called");
          break;          
        }
      }
      return paintedPixels;
    },

    /**
     * Calculate and return the maximal DPI to display a picture in a given container.
     *
     * @param container jQueryObject Container where the picture should be displayed
     * @param number pictureHeight height in pixels of the picture to display
     * @param number pictureWidth width in pixels of the picture to display
     * @return number maximal dpi
     */
    calculateDPIForContainer : function (container, pictureHeight, pictureWidth) {
      return this.calculateDPI(container.height(), container.width(), pictureHeight, pictureWidth);
    },

    /**
     * Calculate and return the maximal DPI to display a picture for a given height and width.
     *
     * @param height number Height available to display the picture
     * @param width number Width available to display the picture
     * @param number pictureHeight height in pixels of the picture to display
     * @param number pictureWidth width in pixels of the picture to display
     * @return number maximal dpi
     */
    calculateDPI : function (height, width, pictureHeight, pictureWidth) {
      var heightBoundDpi = Math.floor(height / pictureHeight),
        widthBoundDpi = Math.floor(width / pictureWidth);

      return Math.min(heightBoundDpi, widthBoundDpi);
    },
  };
})();;(function () {
  var ns = $.namespace('pskl.utils');
  ns.Serializer = {
    serializePiskel : function (piskel) {
      var serializedLayers = piskel.getLayers().map(function (l) {
        return pskl.utils.Serializer.serializeLayer(l);
      });
      return JSON.stringify({
        modelVersion : Constants.MODEL_VERSION,
        piskel : {
          height : piskel.getHeight(),
          width : piskel.getWidth(),
          fps : piskel.getFps(),
          layers : serializedLayers
        }
      });
    },

    serializeLayer : function (layer) {
      var serializedFrames = layer.getFrames().map(function (f) {
        return f.serialize();
      });
      return JSON.stringify({
        name : layer.getName(),
        frames : serializedFrames
      });
    },

    deserializePiskel : function (json) {
      var data = JSON.parse(json);
      if (data.modelVersion == Constants.MODEL_VERSION) {
        var pData = data.piskel;
        var layers = pData.layers.map(function (serializedLayer) {
          return pskl.utils.Serializer.deserializeLayer(serializedLayer);
        }); 
        var piskel = new pskl.model.Piskel(pData.width, pData.height, pData.fps);
        layers.forEach(function (layer) {
          piskel.addLayer(layer);
        });
        return piskel;
      } else {
        //  pre-layer implementation adapter
      }
    },

    deserializeLayer : function (json) {
      var lData = JSON.parse(json);
      var frames = lData.frames.map(function (serializedFrame) {
        return pskl.utils.Serializer.deserializeFrame(serializedFrame);
      });

      var layer = new pskl.model.Layer(lData.name);
      frames.forEach(function (frame) {
        layer.addFrame(frame);
      });
      return layer;
    },

    deserializeFrame : function (json) {
      var framePixelGrid = JSON.parse(json);
      return pskl.model.Frame.fromPixelGrid(framePixelGrid);
    }
  };
})();;(function () {
  var ns = $.namespace("pskl");

  ns.utils.Template = {
    get : function (templateId) {
      var template = document.getElementById(templateId);
      if (template) {
        return template.innerHTML;
      } else {
        console.error("Could not find template for id :", templateId);
      }
    },

    createFromHTML : function (html) {
      var dummyEl = document.createElement("div");
      dummyEl.innerHTML = html;
      return dummyEl.children[0];
    },

    replace : function (template, dict) {
      for (var key in dict) {
        if (dict.hasOwnProperty(key)) {
          var value = dict[key];
          template = template.replace(new RegExp('\\{\\{'+key+'\\}\\}', 'g'), value);
        }
      } 
      return template;
    }
  };
})();;(function () {
  var ns = $.namespace("pskl");

  ns.UserSettings = {

    SHOW_GRID : 'SHOW_GRID',
    CANVAS_BACKGROUND : 'CANVAS_BACKGROUND',

    KEY_TO_DEFAULT_VALUE_MAP_ : {
      'SHOW_GRID' : false,
      'CANVAS_BACKGROUND' : 'medium-canvas-background' 
    },

    /**
     * @private
     */
    cache_ : {},

    /**
     * Static method to access a user defined settings value ot its default 
     * value if not defined yet.
     */
    get : function (key) {
      this.checkKeyValidity_(key);
      if (!(key in this.cache_)) {
        this.cache_[key] =
          this.readFromLocalStorage_(key) || this.readFromDefaults_(key);
      }
      return this.cache_[key];
    },

    set : function (key, value) {
      this.checkKeyValidity_(key);
      this.cache_[key] = value;
      this.writeToLocalStorage_(key, value);

      $.publish(Events.USER_SETTINGS_CHANGED, [key, value]);    
    },

    /**
     * @private
     */
    readFromLocalStorage_ : function(key) {
      var value = window.localStorage[key];
      if (typeof value != "undefined") {
        value = JSON.parse(value);
      }
      return value;
    },

    /**
     * @private
     */
    writeToLocalStorage_ : function(key, value) {
      // TODO(grosbouddha): Catch storage exception here.
      window.localStorage[key] = JSON.stringify(value);
    },

    /**
     * @private
     */
    readFromDefaults_ : function (key) {
      return this.KEY_TO_DEFAULT_VALUE_MAP_[key];
    },

    /**
     * @private
     */
    checkKeyValidity_ : function(key) {
      if(!(key in this.KEY_TO_DEFAULT_VALUE_MAP_)) {
        // TODO(grosbouddha): Define error catching strategy and throw exception from here.
        console.log("UserSettings key <"+ key +"> not find in supported keys.");
      }
    }
  };
})();;/**
 * jscolor, JavaScript Color Picker
 *
 * @version 1.4.0
 * @license GNU Lesser General Public License, http://www.gnu.org/copyleft/lesser.html
 * @author  Jan Odvarko, http://odvarko.cz
 * @created 2008-06-15
 * @updated 2012-07-06
 * @link    http://jscolor.com
 */


var jscolor = {


	dir : '', // location of jscolor directory (leave empty to autodetect)
	bindClass : 'color', // class name
	binding : true, // automatic binding via <input class="...">
	preloading : true, // use image preloading?


	install : function() {
		if (document.readyState === "complete") { 
			jscolor.init(); 
		} else {
			jscolor.addEvent(window, 'load', jscolor.init);
		}
	},


	init : function() {
		if(jscolor.binding) {
			jscolor.bind();
		}
		if(jscolor.preloading) {
			jscolor.preload();
		}
	},


	getDir : function() {
		return "/" + window.location.pathname.split("/")[1] + "/js/lib/jsColor_1_4_0/";
	},


	bind : function() {
		var matchClass = new RegExp('(^|\\s)('+jscolor.bindClass+')\\s*(\\{[^}]*\\})?', 'i');
		var e = document.getElementsByTagName('input');
		for(var i=0; i<e.length; i+=1) {
			var m;
			if(!e[i].color && e[i].className && (m = e[i].className.match(matchClass))) {
				var prop = {};
				if(m[3]) {
					try {
						prop = (new Function ('return (' + m[3] + ')'))();
					} catch(eInvalidProp) {}
				}
				e[i].color = new jscolor.color(e[i], prop);
			}
		}
	},


	preload : function() {
		for(var fn in jscolor.imgRequire) {
			if(jscolor.imgRequire.hasOwnProperty(fn)) {
				jscolor.loadImage(fn);
			}
		}
	},


	images : {
		pad : [ 181, 101 ],
		sld : [ 16, 101 ],
		cross : [ 15, 15 ],
		arrow : [ 7, 11 ]
	},


	imgRequire : {},
	imgLoaded : {},


	requireImage : function(filename) {
		jscolor.imgRequire[filename] = true;
	},


	loadImage : function(filename) {
		if(!jscolor.imgLoaded[filename]) {
			jscolor.imgLoaded[filename] = new Image();
			jscolor.imgLoaded[filename].src = jscolor.getDir()+filename;
		}
	},


	fetchElement : function(mixed) {
		return typeof mixed === 'string' ? document.getElementById(mixed) : mixed;
	},


	addEvent : function(el, evnt, func) {
		if(el.addEventListener) {
			el.addEventListener(evnt, func, false);
		} else if(el.attachEvent) {
			el.attachEvent('on'+evnt, func);
		}
	},


	fireEvent : function(el, evnt) {
		if(!el) {
			return;
		}
		if(document.createEvent) {
			var ev = document.createEvent('HTMLEvents');
			ev.initEvent(evnt, true, true);
			el.dispatchEvent(ev);
		} else if(document.createEventObject) {
			var ev = document.createEventObject();
			el.fireEvent('on'+evnt, ev);
		} else if(el['on'+evnt]) { // alternatively use the traditional event model (IE5)
			el['on'+evnt]();
		}
	},


	getElementPos : function(e) {
		var e1=e, e2=e;
		var x=0, y=0;
		if(e1.offsetParent) {
			do {
				x += e1.offsetLeft;
				y += e1.offsetTop;
			} while(e1 = e1.offsetParent);
		}
		while((e2 = e2.parentNode) && e2.nodeName.toUpperCase() !== 'BODY') {
			x -= e2.scrollLeft;
			y -= e2.scrollTop;
		}
		return [x, y];
	},


	getElementSize : function(e) {
		return [e.offsetWidth, e.offsetHeight];
	},


	getRelMousePos : function(e) {
		var x = 0, y = 0;
		if (!e) { e = window.event; }
		if (typeof e.offsetX === 'number') {
			x = e.offsetX;
			y = e.offsetY;
		} else if (typeof e.layerX === 'number') {
			x = e.layerX;
			y = e.layerY;
		}
		return { x: x, y: y };
	},


	getViewPos : function() {
		if(typeof window.pageYOffset === 'number') {
			return [window.pageXOffset, window.pageYOffset];
		} else if(document.body && (document.body.scrollLeft || document.body.scrollTop)) {
			return [document.body.scrollLeft, document.body.scrollTop];
		} else if(document.documentElement && (document.documentElement.scrollLeft || document.documentElement.scrollTop)) {
			return [document.documentElement.scrollLeft, document.documentElement.scrollTop];
		} else {
			return [0, 0];
		}
	},


	getViewSize : function() {
		if(typeof window.innerWidth === 'number') {
			return [window.innerWidth, window.innerHeight];
		} else if(document.body && (document.body.clientWidth || document.body.clientHeight)) {
			return [document.body.clientWidth, document.body.clientHeight];
		} else if(document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
			return [document.documentElement.clientWidth, document.documentElement.clientHeight];
		} else {
			return [0, 0];
		}
	},


	URI : function(uri) { // See RFC3986

		this.scheme = null;
		this.authority = null;
		this.path = '';
		this.query = null;
		this.fragment = null;

		this.parse = function(uri) {
			var m = uri.match(/^(([A-Za-z][0-9A-Za-z+.-]*)(:))?((\/\/)([^\/?#]*))?([^?#]*)((\?)([^#]*))?((#)(.*))?/);
			this.scheme = m[3] ? m[2] : null;
			this.authority = m[5] ? m[6] : null;
			this.path = m[7];
			this.query = m[9] ? m[10] : null;
			this.fragment = m[12] ? m[13] : null;
			return this;
		};

		this.toString = function() {
			var result = '';
			if(this.scheme !== null) { result = result + this.scheme + ':'; }
			if(this.authority !== null) { result = result + '//' + this.authority; }
			if(this.path !== null) { result = result + this.path; }
			if(this.query !== null) { result = result + '?' + this.query; }
			if(this.fragment !== null) { result = result + '#' + this.fragment; }
			return result;
		};

		this.toAbsolute = function(base) {
			var base = new jscolor.URI(base);
			var r = this;
			var t = new jscolor.URI;

			if(base.scheme === null) { return false; }

			if(r.scheme !== null && r.scheme.toLowerCase() === base.scheme.toLowerCase()) {
				r.scheme = null;
			}

			if(r.scheme !== null) {
				t.scheme = r.scheme;
				t.authority = r.authority;
				t.path = removeDotSegments(r.path);
				t.query = r.query;
			} else {
				if(r.authority !== null) {
					t.authority = r.authority;
					t.path = removeDotSegments(r.path);
					t.query = r.query;
				} else {
					if(r.path === '') {
						t.path = base.path;
						if(r.query !== null) {
							t.query = r.query;
						} else {
							t.query = base.query;
						}
					} else {
						if(r.path.substr(0,1) === '/') {
							t.path = removeDotSegments(r.path);
						} else {
							if(base.authority !== null && base.path === '') {
								t.path = '/'+r.path;
							} else {
								t.path = base.path.replace(/[^\/]+$/,'')+r.path;
							}
							t.path = removeDotSegments(t.path);
						}
						t.query = r.query;
					}
					t.authority = base.authority;
				}
				t.scheme = base.scheme;
			}
			t.fragment = r.fragment;

			return t;
		};

		function removeDotSegments(path) {
			var out = '';
			while(path) {
				if(path.substr(0,3)==='../' || path.substr(0,2)==='./') {
					path = path.replace(/^\.+/,'').substr(1);
				} else if(path.substr(0,3)==='/./' || path==='/.') {
					path = '/'+path.substr(3);
				} else if(path.substr(0,4)==='/../' || path==='/..') {
					path = '/'+path.substr(4);
					out = out.replace(/\/?[^\/]*$/, '');
				} else if(path==='.' || path==='..') {
					path = '';
				} else {
					var rm = path.match(/^\/?[^\/]*/)[0];
					path = path.substr(rm.length);
					out = out + rm;
				}
			}
			return out;
		}

		if(uri) {
			this.parse(uri);
		}

	},


	/*
	 * Usage example:
	 * var myColor = new jscolor.color(myInputElement)
	 */

	color : function(target, prop) {


		this.required = true; // refuse empty values?
		this.adjust = true; // adjust value to uniform notation?
		this.hash = false; // prefix color with # symbol?
		this.caps = true; // uppercase?
		this.slider = true; // show the value/saturation slider?
		this.valueElement = target; // value holder
		this.styleElement = target; // where to reflect current color
		this.onImmediateChange = null; // onchange callback (can be either string or function)
		this.hsv = [0, 0, 1]; // read-only  0-6, 0-1, 0-1
		this.rgb = [1, 1, 1]; // read-only  0-1, 0-1, 0-1
		this.minH = 0; // read-only  0-6
		this.maxH = 6; // read-only  0-6
		this.minS = 0; // read-only  0-1
		this.maxS = 1; // read-only  0-1
		this.minV = 0; // read-only  0-1
		this.maxV = 1; // read-only  0-1

		this.pickerOnfocus = true; // display picker on focus?
		this.pickerMode = 'HSV'; // HSV | HVS
		this.pickerPosition = 'bottom'; // left | right | top | bottom
		this.pickerSmartPosition = true; // automatically adjust picker position when necessary
		this.pickerButtonHeight = 20; // px
		this.pickerClosable = false;
		this.pickerCloseText = 'Close';
		this.pickerButtonColor = 'ButtonText'; // px
		this.pickerFace = 10; // px
		this.pickerFaceColor = 'ThreeDFace'; // CSS color
		this.pickerBorder = 1; // px
		this.pickerBorderColor = 'ThreeDHighlight ThreeDShadow ThreeDShadow ThreeDHighlight'; // CSS color
		this.pickerInset = 1; // px
		this.pickerInsetColor = 'ThreeDShadow ThreeDHighlight ThreeDHighlight ThreeDShadow'; // CSS color
		this.pickerZIndex = 10000;


		for(var p in prop) {
			if(prop.hasOwnProperty(p)) {
				this[p] = prop[p];
			}
		}


		this.hidePicker = function() {
			if(isPickerOwner()) {
				removePicker();
			}
		};


		this.showPicker = function() {
			if(!isPickerOwner()) {
				var tp = jscolor.getElementPos(target); // target pos
				var ts = jscolor.getElementSize(target); // target size
				var vp = jscolor.getViewPos(); // view pos
				var vs = jscolor.getViewSize(); // view size
				var ps = getPickerDims(this); // picker size
				var a, b, c;
				switch(this.pickerPosition.toLowerCase()) {
					case 'left': a=1; b=0; c=-1; break;
					case 'right':a=1; b=0; c=1; break;
					case 'top':  a=0; b=1; c=-1; break;
					default:     a=0; b=1; c=1; break;
				}
				var l = (ts[b]+ps[b])/2;

				// picker pos
				if (!this.pickerSmartPosition) {
					var pp = [
						tp[a],
						tp[b]+ts[b]-l+l*c
					];
				} else {
					var pp = [
						-vp[a]+tp[a]+ps[a] > vs[a] ?
							(-vp[a]+tp[a]+ts[a]/2 > vs[a]/2 && tp[a]+ts[a]-ps[a] >= 0 ? tp[a]+ts[a]-ps[a] : tp[a]) :
							tp[a],
						-vp[b]+tp[b]+ts[b]+ps[b]-l+l*c > vs[b] ?
							(-vp[b]+tp[b]+ts[b]/2 > vs[b]/2 && tp[b]+ts[b]-l-l*c >= 0 ? tp[b]+ts[b]-l-l*c : tp[b]+ts[b]-l+l*c) :
							(tp[b]+ts[b]-l+l*c >= 0 ? tp[b]+ts[b]-l+l*c : tp[b]+ts[b]-l-l*c)
					];
				}
				drawPicker(pp[a], pp[b]);
			}
		};


		this.importColor = function() {
			if(!valueElement) {
				this.exportColor();
			} else {
				if(!this.adjust) {
					if(!this.fromString(valueElement.value, leaveValue)) {
						styleElement.style.backgroundImage = styleElement.jscStyle.backgroundImage;
						styleElement.style.backgroundColor = styleElement.jscStyle.backgroundColor;
						styleElement.style.color = styleElement.jscStyle.color;
						this.exportColor(leaveValue | leaveStyle);
					}
				} else if(!this.required && /^\s*$/.test(valueElement.value)) {
					valueElement.value = '';
					styleElement.style.backgroundImage = styleElement.jscStyle.backgroundImage;
					styleElement.style.backgroundColor = styleElement.jscStyle.backgroundColor;
					styleElement.style.color = styleElement.jscStyle.color;
					this.exportColor(leaveValue | leaveStyle);

				} else if(this.fromString(valueElement.value)) {
					// OK
				} else {
					this.exportColor();
				}
			}
		};


		this.exportColor = function(flags) {
			if(!(flags & leaveValue) && valueElement) {
				var value = this.toString();
				if(this.caps) { value = value.toUpperCase(); }
				if(this.hash) { value = '#'+value; }
				valueElement.value = value;
			}
			if(!(flags & leaveStyle) && styleElement) {
				styleElement.style.backgroundImage = "none";
				styleElement.style.backgroundColor =
					'#'+this.toString();
				styleElement.style.color =
					0.213 * this.rgb[0] +
					0.715 * this.rgb[1] +
					0.072 * this.rgb[2]
					< 0.5 ? '#FFF' : '#000';
			}
			if(!(flags & leavePad) && isPickerOwner()) {
				redrawPad();
			}
			if(!(flags & leaveSld) && isPickerOwner()) {
				redrawSld();
			}
		};


		this.fromHSV = function(h, s, v, flags) { // null = don't change
			if(h !== null) { h = Math.max(0.0, this.minH, Math.min(6.0, this.maxH, h)); }
			if(s !== null) { s = Math.max(0.0, this.minS, Math.min(1.0, this.maxS, s)); }
			if(v !== null) { v = Math.max(0.0, this.minV, Math.min(1.0, this.maxV, v)); }

			this.rgb = HSV_RGB(
				h===null ? this.hsv[0] : (this.hsv[0]=h),
				s===null ? this.hsv[1] : (this.hsv[1]=s),
				v===null ? this.hsv[2] : (this.hsv[2]=v)
			);

			this.exportColor(flags);
		};


		this.fromRGB = function(r, g, b, flags) { // null = don't change
			if(r !== null) { r = Math.max(0.0, Math.min(1.0, r)); }
			if(g !== null) { g = Math.max(0.0, Math.min(1.0, g)); }
			if(b !== null) { b = Math.max(0.0, Math.min(1.0, b)); }

			var hsv = RGB_HSV(
				r===null ? this.rgb[0] : r,
				g===null ? this.rgb[1] : g,
				b===null ? this.rgb[2] : b
			);
			if(hsv[0] !== null) {
				this.hsv[0] = Math.max(0.0, this.minH, Math.min(6.0, this.maxH, hsv[0]));
			}
			if(hsv[2] !== 0) {
				this.hsv[1] = hsv[1]===null ? null : Math.max(0.0, this.minS, Math.min(1.0, this.maxS, hsv[1]));
			}
			this.hsv[2] = hsv[2]===null ? null : Math.max(0.0, this.minV, Math.min(1.0, this.maxV, hsv[2]));

			// update RGB according to final HSV, as some values might be trimmed
			var rgb = HSV_RGB(this.hsv[0], this.hsv[1], this.hsv[2]);
			this.rgb[0] = rgb[0];
			this.rgb[1] = rgb[1];
			this.rgb[2] = rgb[2];

			this.exportColor(flags);
		};


		this.fromString = function(hex, flags) {
			var m = hex.match(/^\W*([0-9A-F]{3}([0-9A-F]{3})?)\W*$/i);
			if(!m) {
				return false;
			} else {
				if(m[1].length === 6) { // 6-char notation
					this.fromRGB(
						parseInt(m[1].substr(0,2),16) / 255,
						parseInt(m[1].substr(2,2),16) / 255,
						parseInt(m[1].substr(4,2),16) / 255,
						flags
					);
				} else { // 3-char notation
					this.fromRGB(
						parseInt(m[1].charAt(0)+m[1].charAt(0),16) / 255,
						parseInt(m[1].charAt(1)+m[1].charAt(1),16) / 255,
						parseInt(m[1].charAt(2)+m[1].charAt(2),16) / 255,
						flags
					);
				}
				return true;
			}
		};


		this.toString = function() {
			return (
				(0x100 | Math.round(255*this.rgb[0])).toString(16).substr(1) +
				(0x100 | Math.round(255*this.rgb[1])).toString(16).substr(1) +
				(0x100 | Math.round(255*this.rgb[2])).toString(16).substr(1)
			);
		};


		function RGB_HSV(r, g, b) {
			var n = Math.min(Math.min(r,g),b);
			var v = Math.max(Math.max(r,g),b);
			var m = v - n;
			if(m === 0) { return [ null, 0, v ]; }
			var h = r===n ? 3+(b-g)/m : (g===n ? 5+(r-b)/m : 1+(g-r)/m);
			return [ h===6?0:h, m/v, v ];
		}


		function HSV_RGB(h, s, v) {
			if(h === null) { return [ v, v, v ]; }
			var i = Math.floor(h);
			var f = i%2 ? h-i : 1-(h-i);
			var m = v * (1 - s);
			var n = v * (1 - s*f);
			switch(i) {
				case 6:
				case 0: return [v,n,m];
				case 1: return [n,v,m];
				case 2: return [m,v,n];
				case 3: return [m,n,v];
				case 4: return [n,m,v];
				case 5: return [v,m,n];
			}
		}


		function removePicker() {
			delete jscolor.picker.owner;
			document.getElementsByTagName('body')[0].removeChild(jscolor.picker.boxB);
		}


		function drawPicker(x, y) {
			if(!jscolor.picker) {
				jscolor.picker = {
					box : document.createElement('div'),
					boxB : document.createElement('div'),
					pad : document.createElement('div'),
					padB : document.createElement('div'),
					padM : document.createElement('div'),
					sld : document.createElement('div'),
					sldB : document.createElement('div'),
					sldM : document.createElement('div'),
					btn : document.createElement('div'),
					btnS : document.createElement('span'),
					btnT : document.createTextNode(THIS.pickerCloseText)
				};
				for(var i=0,segSize=4; i<jscolor.images.sld[1]; i+=segSize) {
					var seg = document.createElement('div');
					seg.style.height = segSize+'px';
					seg.style.fontSize = '1px';
					seg.style.lineHeight = '0';
					jscolor.picker.sld.appendChild(seg);
				}
				jscolor.picker.sldB.appendChild(jscolor.picker.sld);
				jscolor.picker.box.appendChild(jscolor.picker.sldB);
				jscolor.picker.box.appendChild(jscolor.picker.sldM);
				jscolor.picker.padB.appendChild(jscolor.picker.pad);
				jscolor.picker.box.appendChild(jscolor.picker.padB);
				jscolor.picker.box.appendChild(jscolor.picker.padM);
				jscolor.picker.btnS.appendChild(jscolor.picker.btnT);
				jscolor.picker.btn.appendChild(jscolor.picker.btnS);
				jscolor.picker.box.appendChild(jscolor.picker.btn);
				jscolor.picker.boxB.appendChild(jscolor.picker.box);
			}

			var p = jscolor.picker;

			// controls interaction
			p.box.onmouseup =
			p.box.onmouseout = function() { target.focus(); };
			p.box.onmousedown = function() { abortBlur=true; };
			p.box.onmousemove = function(e) {
				if (holdPad || holdSld) {
					holdPad && setPad(e);
					holdSld && setSld(e);
					if (document.selection) {
						document.selection.empty();
					} else if (window.getSelection) {
						window.getSelection().removeAllRanges();
					}
					dispatchImmediateChange();
				}
			};
			p.padM.onmouseup =
			p.padM.onmouseout = function() { if(holdPad) { holdPad=false; jscolor.fireEvent(valueElement,'change'); } };
			p.padM.onmousedown = function(e) {
				// if the slider is at the bottom, move it up
				switch(modeID) {
					case 0: if (THIS.hsv[2] === 0) { THIS.fromHSV(null, null, 1.0); }; break;
					case 1: if (THIS.hsv[1] === 0) { THIS.fromHSV(null, 1.0, null); }; break;
				}
				holdPad=true;
				setPad(e);
				dispatchImmediateChange();
			};
			p.sldM.onmouseup =
			p.sldM.onmouseout = function() { if(holdSld) { holdSld=false; jscolor.fireEvent(valueElement,'change'); } };
			p.sldM.onmousedown = function(e) {
				holdSld=true;
				setSld(e);
				dispatchImmediateChange();
			};

			// picker
			var dims = getPickerDims(THIS);
			p.box.style.width = dims[0] + 'px';
			p.box.style.height = dims[1] + 'px';

			// picker border
			p.boxB.style.position = 'absolute';
			p.boxB.style.clear = 'both';
			p.boxB.style.left = x+'px';
			p.boxB.style.top = y+'px';
			p.boxB.style.zIndex = THIS.pickerZIndex;
			p.boxB.style.border = THIS.pickerBorder+'px solid';
			p.boxB.style.borderColor = THIS.pickerBorderColor;
			p.boxB.style.background = THIS.pickerFaceColor;

			// pad image
			p.pad.style.width = jscolor.images.pad[0]+'px';
			p.pad.style.height = jscolor.images.pad[1]+'px';

			// pad border
			p.padB.style.position = 'absolute';
			p.padB.style.left = THIS.pickerFace+'px';
			p.padB.style.top = THIS.pickerFace+'px';
			p.padB.style.border = THIS.pickerInset+'px solid';
			p.padB.style.borderColor = THIS.pickerInsetColor;

			// pad mouse area
			p.padM.style.position = 'absolute';
			p.padM.style.left = '0';
			p.padM.style.top = '0';
			p.padM.style.width = THIS.pickerFace + 2*THIS.pickerInset + jscolor.images.pad[0] + jscolor.images.arrow[0] + 'px';
			p.padM.style.height = p.box.style.height;
			p.padM.style.cursor = 'crosshair';

			// slider image
			p.sld.style.overflow = 'hidden';
			p.sld.style.width = jscolor.images.sld[0]+'px';
			p.sld.style.height = jscolor.images.sld[1]+'px';

			// slider border
			p.sldB.style.display = THIS.slider ? 'block' : 'none';
			p.sldB.style.position = 'absolute';
			p.sldB.style.right = THIS.pickerFace+'px';
			p.sldB.style.top = THIS.pickerFace+'px';
			p.sldB.style.border = THIS.pickerInset+'px solid';
			p.sldB.style.borderColor = THIS.pickerInsetColor;

			// slider mouse area
			p.sldM.style.display = THIS.slider ? 'block' : 'none';
			p.sldM.style.position = 'absolute';
			p.sldM.style.right = '0';
			p.sldM.style.top = '0';
			p.sldM.style.width = jscolor.images.sld[0] + jscolor.images.arrow[0] + THIS.pickerFace + 2*THIS.pickerInset + 'px';
			p.sldM.style.height = p.box.style.height;
			try {
				p.sldM.style.cursor = 'pointer';
			} catch(eOldIE) {
				p.sldM.style.cursor = 'hand';
			}

			// "close" button
			function setBtnBorder() {
				var insetColors = THIS.pickerInsetColor.split(/\s+/);
				var pickerOutsetColor = insetColors.length < 2 ? insetColors[0] : insetColors[1] + ' ' + insetColors[0] + ' ' + insetColors[0] + ' ' + insetColors[1];
				p.btn.style.borderColor = pickerOutsetColor;
			}
			p.btn.style.display = THIS.pickerClosable ? 'block' : 'none';
			p.btn.style.position = 'absolute';
			p.btn.style.left = THIS.pickerFace + 'px';
			p.btn.style.bottom = THIS.pickerFace + 'px';
			p.btn.style.padding = '0 15px';
			p.btn.style.height = '18px';
			p.btn.style.border = THIS.pickerInset + 'px solid';
			setBtnBorder();
			p.btn.style.color = THIS.pickerButtonColor;
			p.btn.style.font = '12px sans-serif';
			p.btn.style.textAlign = 'center';
			try {
				p.btn.style.cursor = 'pointer';
			} catch(eOldIE) {
				p.btn.style.cursor = 'hand';
			}
			p.btn.onmousedown = function () {
				THIS.hidePicker();
			};
			p.btnS.style.lineHeight = p.btn.style.height;

			// load images in optimal order
			switch(modeID) {
				case 0: var padImg = 'hs.png'; break;
				case 1: var padImg = 'hv.png'; break;
			}
			p.padM.style.backgroundImage = "url('"+jscolor.getDir()+"cross.gif')";
			p.padM.style.backgroundRepeat = "no-repeat";
			p.sldM.style.backgroundImage = "url('"+jscolor.getDir()+"arrow.gif')";
			p.sldM.style.backgroundRepeat = "no-repeat";
			p.pad.style.backgroundImage = "url('"+jscolor.getDir()+padImg+"')";
			p.pad.style.backgroundRepeat = "no-repeat";
			p.pad.style.backgroundPosition = "0 0";

			// place pointers
			redrawPad();
			redrawSld();

			jscolor.picker.owner = THIS;
			document.getElementsByTagName('body')[0].appendChild(p.boxB);
		}


		function getPickerDims(o) {
			var dims = [
				2*o.pickerInset + 2*o.pickerFace + jscolor.images.pad[0] +
					(o.slider ? 2*o.pickerInset + 2*jscolor.images.arrow[0] + jscolor.images.sld[0] : 0),
				o.pickerClosable ?
					4*o.pickerInset + 3*o.pickerFace + jscolor.images.pad[1] + o.pickerButtonHeight :
					2*o.pickerInset + 2*o.pickerFace + jscolor.images.pad[1]
			];
			return dims;
		}


		function redrawPad() {
			// redraw the pad pointer
			switch(modeID) {
				case 0: var yComponent = 1; break;
				case 1: var yComponent = 2; break;
			}
			var x = Math.round((THIS.hsv[0]/6) * (jscolor.images.pad[0]-1));
			var y = Math.round((1-THIS.hsv[yComponent]) * (jscolor.images.pad[1]-1));
			jscolor.picker.padM.style.backgroundPosition =
				(THIS.pickerFace+THIS.pickerInset+x - Math.floor(jscolor.images.cross[0]/2)) + 'px ' +
				(THIS.pickerFace+THIS.pickerInset+y - Math.floor(jscolor.images.cross[1]/2)) + 'px';

			// redraw the slider image
			var seg = jscolor.picker.sld.childNodes;

			switch(modeID) {
				case 0:
					var rgb = HSV_RGB(THIS.hsv[0], THIS.hsv[1], 1);
					for(var i=0; i<seg.length; i+=1) {
						seg[i].style.backgroundColor = 'rgb('+
							(rgb[0]*(1-i/seg.length)*100)+'%,'+
							(rgb[1]*(1-i/seg.length)*100)+'%,'+
							(rgb[2]*(1-i/seg.length)*100)+'%)';
					}
					break;
				case 1:
					var rgb, s, c = [ THIS.hsv[2], 0, 0 ];
					var i = Math.floor(THIS.hsv[0]);
					var f = i%2 ? THIS.hsv[0]-i : 1-(THIS.hsv[0]-i);
					switch(i) {
						case 6:
						case 0: rgb=[0,1,2]; break;
						case 1: rgb=[1,0,2]; break;
						case 2: rgb=[2,0,1]; break;
						case 3: rgb=[2,1,0]; break;
						case 4: rgb=[1,2,0]; break;
						case 5: rgb=[0,2,1]; break;
					}
					for(var i=0; i<seg.length; i+=1) {
						s = 1 - 1/(seg.length-1)*i;
						c[1] = c[0] * (1 - s*f);
						c[2] = c[0] * (1 - s);
						seg[i].style.backgroundColor = 'rgb('+
							(c[rgb[0]]*100)+'%,'+
							(c[rgb[1]]*100)+'%,'+
							(c[rgb[2]]*100)+'%)';
					}
					break;
			}
		}


		function redrawSld() {
			// redraw the slider pointer
			switch(modeID) {
				case 0: var yComponent = 2; break;
				case 1: var yComponent = 1; break;
			}
			var y = Math.round((1-THIS.hsv[yComponent]) * (jscolor.images.sld[1]-1));
			jscolor.picker.sldM.style.backgroundPosition =
				'0 ' + (THIS.pickerFace+THIS.pickerInset+y - Math.floor(jscolor.images.arrow[1]/2)) + 'px';
		}


		function isPickerOwner() {
			return jscolor.picker && jscolor.picker.owner === THIS;
		}


		function blurTarget() {
			if(valueElement === target) {
				THIS.importColor();
			}
			if(THIS.pickerOnfocus) {
				THIS.hidePicker();
			}
		}


		function blurValue() {
			if(valueElement !== target) {
				THIS.importColor();
			}
		}


		function setPad(e) {
			var mpos = jscolor.getRelMousePos(e);
			var x = mpos.x - THIS.pickerFace - THIS.pickerInset;
			var y = mpos.y - THIS.pickerFace - THIS.pickerInset;
			switch(modeID) {
				case 0: THIS.fromHSV(x*(6/(jscolor.images.pad[0]-1)), 1 - y/(jscolor.images.pad[1]-1), null, leaveSld); break;
				case 1: THIS.fromHSV(x*(6/(jscolor.images.pad[0]-1)), null, 1 - y/(jscolor.images.pad[1]-1), leaveSld); break;
			}
		}


		function setSld(e) {
			var mpos = jscolor.getRelMousePos(e);
			var y = mpos.y - THIS.pickerFace - THIS.pickerInset;
			switch(modeID) {
				case 0: THIS.fromHSV(null, null, 1 - y/(jscolor.images.sld[1]-1), leavePad); break;
				case 1: THIS.fromHSV(null, 1 - y/(jscolor.images.sld[1]-1), null, leavePad); break;
			}
		}


		function dispatchImmediateChange() {
			if (THIS.onImmediateChange) {
				var callback;
				if (typeof THIS.onImmediateChange === 'string') {
					callback = new Function (THIS.onImmediateChange);
				} else {
					callback = THIS.onImmediateChange;
				}
				callback.call(THIS);
			}
		}


		var THIS = this;
		var modeID = this.pickerMode.toLowerCase()==='hvs' ? 1 : 0;
		var abortBlur = false;
		var
			valueElement = jscolor.fetchElement(this.valueElement),
			styleElement = jscolor.fetchElement(this.styleElement);
		var
			holdPad = false,
			holdSld = false;
		var
			leaveValue = 1<<0,
			leaveStyle = 1<<1,
			leavePad = 1<<2,
			leaveSld = 1<<3;

		// target
		jscolor.addEvent(target, 'focus', function() {
			if(THIS.pickerOnfocus) { THIS.showPicker(); }
		});
		jscolor.addEvent(target, 'blur', function() {
			if(!abortBlur) {
				window.setTimeout(function(){ abortBlur || blurTarget(); abortBlur=false; }, 0);
			} else {
				abortBlur = false;
			}
		});

		// valueElement
		if(valueElement) {
			var updateField = function() {
				THIS.fromString(valueElement.value, leaveValue);
				dispatchImmediateChange();
			};
			jscolor.addEvent(valueElement, 'keyup', updateField);
			jscolor.addEvent(valueElement, 'input', updateField);
			jscolor.addEvent(valueElement, 'blur', blurValue);
			valueElement.setAttribute('autocomplete', 'off');
		}

		// styleElement
		if(styleElement) {
			styleElement.jscStyle = {
				backgroundImage : styleElement.style.backgroundImage,
				backgroundColor : styleElement.style.backgroundColor,
				color : styleElement.style.color
			};
		}

		// require images
		switch(modeID) {
			case 0: jscolor.requireImage('hs.png'); break;
			case 1: jscolor.requireImage('hv.png'); break;
		}
		jscolor.requireImage('cross.gif');
		jscolor.requireImage('arrow.gif');

		this.importColor();
	}

};
;(function () {
  var ns = $.namespace("pskl.rendering");

  ns.DrawingLoop = function () {
    this.requestAnimationFrame = this.getRequestAnimationFrameShim_();
    this.isRunning = false;
    this.previousTime = 0;
    this.callbacks = [];
  };

  ns.DrawingLoop.prototype.addCallback = function (callback, scope, args) {
    var callbackObj = {
      fn : callback, 
      scope : scope, 
      args : args
    };
    this.callbacks.push(callbackObj);
    return callbackObj;
  };

  ns.DrawingLoop.prototype.removeCallback = function (callbackObj) {
    var index = this.callbacks.indexOf(callbackObj);
    if (index != -1) {
      this.callbacks.splice(index, 1);
    }
  };

  ns.DrawingLoop.prototype.start = function () {
    this.isRunning = true;
    this.loop_();
  };

  ns.DrawingLoop.prototype.loop_ = function () {
    var currentTime = Date.now();
    var delta = currentTime - this.previousTime;
    this.executeCallbacks_(delta);
    this.previousTime = currentTime;
    this.requestAnimationFrame.call(window, this.loop_.bind(this));
  };

  ns.DrawingLoop.prototype.executeCallbacks_ = function (deltaTime) {
    for (var i = 0 ; i < this.callbacks.length ; i++) {
      var cb = this.callbacks[i];
      cb.fn.call(cb.scope, deltaTime, cb.args);
    }
  };

  ns.DrawingLoop.prototype.stop = function () {
    this.isRunning = false;
  };

  ns.DrawingLoop.prototype.getRequestAnimationFrameShim_ = function () {
    var requestAnimationFrame = window.requestAnimationFrame ||
                  window.mozRequestAnimationFrame ||  
                  window.webkitRequestAnimationFrame || 
                  window.msRequestAnimationFrame || 
                  function (callback) { window.setTimeout(callback, 1000/60); };

    return requestAnimationFrame;
  };
})();;(function () {
  var ns = $.namespace("pskl.model");
  
  ns.Frame = function (width, height) {
    if (width && height) {
      this.width = width;
      this.height = height;

      this.pixels = ns.Frame.createEmptyPixelGrid_(width, height);
      this.previousStates = [this.getPixels()];
      this.stateIndex = 0;
    } else {
      throw 'Bad arguments in pskl.model.Frame constructor : ' + width + ', ' + height;
    }
  };

  ns.Frame.fromPixelGrid = function (pixels) {
    if (pixels.length && pixels[0].length) {
      var w = pixels.length, h = pixels[0].length;
      var frame = new pskl.model.Frame(w, h);
      frame.setPixels(pixels);
      return frame;
    } else {
      throw 'Bad arguments in pskl.model.Frame.fromPixelGrid : ' + pixels;
    }
  };

  ns.Frame.createEmptyPixelGrid_ = function (width, height) {
    var pixels = []; //new Array(width);
    for (var columnIndex=0; columnIndex < width; columnIndex++) {
      var columnArray = [];
      for(var heightIndex = 0; heightIndex < height; heightIndex++) {
        columnArray.push(Constants.TRANSPARENT_COLOR);
      }
      pixels[columnIndex] = columnArray;
    }
    return pixels;
  };

  ns.Frame.createEmptyFromFrame = function (frame) {
    return new ns.Frame(frame.getWidth(), frame.getHeight());
  };

  ns.Frame.prototype.clone = function () {
    var clone = new ns.Frame(this.width, this.height);
    clone.setPixels(this.getPixels());
    return clone;
  };

  /**
   * Returns a copy of the pixels used by the frame
   */
  ns.Frame.prototype.getPixels = function () {
    return this.clonePixels_(this.pixels);
  };

  /**
   * Copies the passed pixels into the frame.
   */
  ns.Frame.prototype.setPixels = function (pixels) {
    this.pixels = this.clonePixels_(pixels);
  };

  ns.Frame.prototype.clear = function () {
    var pixels = ns.Frame.createEmptyPixelGrid_(this.getWidth(), this.getHeight());
    this.setPixels(pixels);
  };

  /**
   * Clone a set of pixels. Should be static utility method
   * @private
   */
  ns.Frame.prototype.clonePixels_ = function (pixels) {
    var clonedPixels = [];
    for (var col = 0 ; col < pixels.length ; col++) {
      clonedPixels[col] = pixels[col].slice(0 , pixels[col].length);
    }
    return clonedPixels;
  };

  ns.Frame.prototype.serialize = function () {
    return JSON.stringify(this.pixels);
  };

  ns.Frame.prototype.setPixel = function (col, row, color) {
    this.pixels[col][row] = color;
  };

  ns.Frame.prototype.getPixel = function (col, row) {
    return this.pixels[col][row];
  };

  ns.Frame.prototype.forEachPixel = function (callback) {
    for (var col = 0 ; col < this.getWidth() ; col++) {
      for (var row = 0 ; row < this.getHeight() ; row++) {
        callback(this.getPixel(col, row), col, row);
      }
    }
  };

  ns.Frame.prototype.getWidth = function () {
    return this.width;
  };

  ns.Frame.prototype.getHeight = function () {
    return this.height;
  };

  ns.Frame.prototype.containsPixel = function (col, row) {
    return col >= 0 && row >= 0 && col < this.pixels.length && row < this.pixels[0].length;
  };

  ns.Frame.prototype.saveState = function () {
    // remove all states past current state
    this.previousStates.length = this.stateIndex + 1;
    // push new state
    this.previousStates.push(this.getPixels());
    // set the stateIndex to latest saved state
    this.stateIndex = this.previousStates.length - 1;
  };

  ns.Frame.prototype.loadPreviousState = function () {
    if (this.stateIndex > 0) {
      this.stateIndex--;
      this.setPixels(this.previousStates[this.stateIndex]);
    }
  };

  ns.Frame.prototype.loadNextState = function () {
    if (this.stateIndex < this.previousStates.length - 1) {
      this.stateIndex++;
      this.setPixels(this.previousStates[this.stateIndex]);
    } 
  };

  ns.Frame.prototype.isSameSize = function (otherFrame) {
    return this.getHeight() == otherFrame.getHeight() && this.getWidth() == otherFrame.getWidth();
  };
})();;(function () {
  var ns = $.namespace('pskl.model');

  ns.Layer = function (name) {
    if (!name) {
      throw 'Invalid arguments in Layer constructor : \'name\' is mandatory';
    } else {
      this.name = name;
      this.frames = [];
    }
  };

  ns.Layer.prototype.getName = function () {
    return this.name;
  };

  ns.Layer.prototype.getFrames = function () {
    return this.frames;
  };

  ns.Layer.prototype.getFrameAt = function (index) {
    return this.frames[index];
  };

  ns.Layer.prototype.addFrame = function (frame) {
    this.frames.push(frame);
  };

  ns.Layer.prototype.addFrameAt = function (frame, index) {
    this.frames.splice(index, 0, frame);
  };

  ns.Layer.prototype.removeFrame = function (frame) {
    var index = this.frames.indexOf(frame);
    this.removeFrameAt(index);
  };

  ns.Layer.prototype.removeFrameAt = function (index) {
    if (this.frames[index]) {
      this.frames.splice(index, 1);
    } else {
      throw 'Invalid index in removeFrameAt : ' + index + ' (size : ' + this.length() + ')';
    }
  };

  ns.Layer.prototype.moveFrame = function (fromIndex, toIndex) {
    var frame = this.frames.splice(fromIndex, 1)[0];
    this.frames.splice(toIndex, 0, frame);
  };

  ns.Layer.prototype.swapFramesAt = function (fromIndex, toIndex) {
    var fromFrame = this.frames[fromIndex];
    var toFrame = this.frames[toIndex];
    if (fromFrame && toFrame) {
      this.frames[toIndex] = fromFrame;
      this.frames[fromIndex] = toFrame;
    } else {
      console.log('frames', this.frames);
      console.log('fromIndex', fromIndex, 'toIndex', toIndex);
      throw 'Frame not found in moveFrameAt';
    }
  };

  ns.Layer.prototype.duplicateFrame = function (frame) {
    var index = this.frames.indexOf(frame);
    this.duplicateFrameAt();
  };

  ns.Layer.prototype.duplicateFrameAt = function (index) {
    var frame = this.frames[index];
    if (frame) {
      var clone = frame.clone();
      this.addFrameAt(clone, index);
    } else {
      throw 'Frame not found in duplicateFrameAt';
    }
  };

  ns.Layer.prototype.length = function () {
    return this.frames.length;
  };
})();;(function () {
  var ns = $.namespace('pskl.model');

  /**
   * @constructor
   * @param {Number} width
   * @param {Number} height
   */
  ns.Piskel = function (width, height, fps) {
    if (width && height && fps) {
      /** @type {Array} */
      this.layers = [];

      /** @type {Number} */
      this.fps = fps;

      /** @type {Number} */
      this.width = width;

      /** @type {Number} */
      this.height = height;
    } else {
      throw 'Missing arguments in Piskel constructor : ' + Array.prototype.join.call(arguments, ",");
    }
  };

  ns.Piskel.prototype.getLayers = function () {
    return this.layers;
  };

  ns.Piskel.prototype.getHeight = function () {
    return this.height;
  };

  ns.Piskel.prototype.getWidth = function () {
    return this.width;
  };

  ns.Piskel.prototype.getFps = function () {
    return this.fps;
  };

  ns.Piskel.prototype.getLayers = function () {
    return this.layers;
  };

  ns.Piskel.prototype.getLayerAt = function (index) {
    return this.layers[index];
  };

  ns.Piskel.prototype.getLayersByName = function (name) {
    return this.layers.filter(function (l) {
      return l.getName() == name;
    });
  };

  ns.Piskel.prototype.addLayer = function (layer) {
    this.layers.push(layer);
  };

  ns.Piskel.prototype.moveLayerUp = function (layer) {
    var index = this.layers.indexOf(layer);
    if (index > -1 && index < this.layers.length-1) {
      this.layers[index] = this.layers[index+1];
      this.layers[index+1] = layer;
    }
  };

  ns.Piskel.prototype.moveLayerDown = function (layer) {
    var index = this.layers.indexOf(layer);
    if (index > 0) {
      this.layers[index] = this.layers[index-1];
      this.layers[index-1] = layer;
    }
  };

  ns.Piskel.prototype.removeLayer = function (layer) {
    var index = this.layers.indexOf(layer);
    if (index != -1) {
      this.layers.splice(index, 1);
    }
  };

  ns.Piskel.prototype.removeLayerAt = function (index) {
    this.layers.splice(index, 1);
  };

})();;(function () {
  var ns = $.namespace("pskl.selection");

  ns.SelectionManager = function (piskelController) {
    
    this.piskelController = piskelController;
    
    this.currentSelection = null;
  };

  ns.SelectionManager.prototype.init = function () {
    $.subscribe(Events.SELECTION_CREATED, $.proxy(this.onSelectionCreated_, this));
    $.subscribe(Events.SELECTION_DISMISSED, $.proxy(this.onSelectionDismissed_, this)); 
    $.subscribe(Events.SELECTION_MOVE_REQUEST, $.proxy(this.onSelectionMoved_, this));
    
    $.subscribe(Events.PASTE, $.proxy(this.onPaste_, this));
    $.subscribe(Events.COPY, $.proxy(this.onCopy_, this));
    $.subscribe(Events.CUT, $.proxy(this.onCut_, this));

    $.subscribe(Events.TOOL_SELECTED, $.proxy(this.onToolSelected_, this)); 
  };

  /**
   * @private
   */
  ns.SelectionManager.prototype.cleanSelection_ = function() {
    if(this.currentSelection) {
      this.currentSelection.reset();
    }
  };

  /**
   * @private
   */
  ns.SelectionManager.prototype.onToolSelected_ = function(evt, tool) {
    var isSelectionTool = tool instanceof pskl.drawingtools.BaseSelect;
    if(!isSelectionTool) {
      this.cleanSelection_();
    }
  };

  /**
   * @private
   */
  ns.SelectionManager.prototype.onSelectionDismissed_ = function(evt) {
    this.cleanSelection_();
  };

  /**
   * @private
   */
  ns.SelectionManager.prototype.onCut_ = function(evt) {
    if(this.currentSelection) {
      // Put cut target into the selection:
      this.currentSelection.fillSelectionFromFrame(this.piskelController.getCurrentFrame());

      var pixels = this.currentSelection.pixels;
      var currentFrame = this.piskelController.getCurrentFrame();
      for(var i=0, l=pixels.length; i<l; i++) {
        try {
          currentFrame.setPixel(pixels[i].col, pixels[i].row, Constants.TRANSPARENT_COLOR);
        }
        catch(e) {
          // Catchng out of frame's bound pixels without testing
        }
      }
    }
    else {
      throw "Bad state for CUT callback in SelectionManager";
    }
  };

  ns.SelectionManager.prototype.onPaste_ = function(evt) {
    if(this.currentSelection && this.currentSelection.hasPastedContent) {
      var pixels = this.currentSelection.pixels;
      var currentFrame = this.piskelController.getCurrentFrame();
      for(var i=0, l=pixels.length; i<l; i++) {
        try {
          currentFrame.setPixel(
            pixels[i].col, pixels[i].row, 
            pixels[i].copiedColor);
        }
        catch(e) {
          // Catchng out of frame's bound pixels without testing
        }
      }
    }
  };

  /**
   * @private
   */
  ns.SelectionManager.prototype.onCopy_ = function(evt) {
    if(this.currentSelection && this.piskelController.getCurrentFrame()) {
      this.currentSelection.fillSelectionFromFrame(this.piskelController.getCurrentFrame());
    }
    else {
      throw "Bad state for CUT callback in SelectionManager";
    }
  };

  /**
   * @private
   */
  ns.SelectionManager.prototype.onSelectionCreated_ = function(evt, selection) {
    if(selection) {
      this.currentSelection = selection;
    } else {
      throw "No selection set in SelectionManager";
    }
  };

  /**
   * @private
   */
  ns.SelectionManager.prototype.onSelectionMoved_ = function(evt, colDiff, rowDiff) {
    if(this.currentSelection) {
      this.currentSelection.move(colDiff, rowDiff);
    }
    else {
      throw "Bad state: No currentSelection set when trying to move it in SelectionManager";
    }
  };
})();
;(function () {
  var ns = $.namespace("pskl.selection");

  ns.BaseSelection = function () {
    this.reset();
  };

  ns.BaseSelection.prototype.reset = function () {
    this.pixels = [];
    this.hasPastedContent = false;
  };

  ns.BaseSelection.prototype.move = function (colDiff, rowDiff) {
    var movedPixel, movedPixels = [];

    for(var i=0, l=this.pixels.length; i<l; i++) {
      movedPixel = this.pixels[i];
      movedPixel.col += colDiff;
      movedPixel.row += rowDiff;
      movedPixels.push(movedPixel);
    }
    this.pixels = movedPixels;
  };

  ns.BaseSelection.prototype.fillSelectionFromFrame = function (targetFrame) {
    var pixelWithCopiedColor;
    for(var i=0, l=this.pixels.length; i<l; i++) {
      pixelWithCopiedColor = this.pixels[i];
      pixelWithCopiedColor.copiedColor =
        targetFrame.getPixel(pixelWithCopiedColor.col, pixelWithCopiedColor.row);
    }
    this.hasPastedContent = true;
  };
})();;(function () {
  var ns = $.namespace("pskl.selection");

  ns.RectangularSelection = function (x0, y0, x1, y1) {
    this.pixels = pskl.PixelUtils.getRectanglePixels(x0, y0, x1, y1);
  };

  pskl.utils.inherit(ns.RectangularSelection, ns.BaseSelection);
})();;(function () {
  var ns = $.namespace("pskl.selection");

  ns.ShapeSelection = function (pixels) {
    this.pixels = pixels;
  };

  pskl.utils.inherit(ns.ShapeSelection, ns.BaseSelection);
})();;(function () {

  var ns = $.namespace("pskl.rendering");
  ns.CanvasRenderer = function (frame, dpi) {
    this.frame = frame;
    this.dpi = dpi;
  };

  ns.CanvasRenderer.prototype.render = function  (frame, dpi) {
    var canvas = this.createCanvas_();
    var context = canvas.getContext('2d');
    for(var col = 0, width = this.frame.getWidth(); col < width; col++) {
      for(var row = 0, height = this.frame.getHeight(); row < height; row++) {
        var color = this.frame.getPixel(col, row);
        this.renderPixel_(color, col, row, context);
      }
    }

    return context;
  };

  ns.CanvasRenderer.prototype.renderPixel_ = function (color, col, row, context) {
    if(color == Constants.TRANSPARENT_COLOR) {
      color = "#FFF";
    }

    context.fillStyle = color;
    context.fillRect(col * this.dpi, row * this.dpi, this.dpi, this.dpi);
  };

  ns.CanvasRenderer.prototype.createCanvas_ = function () {
    var width = this.frame.getWidth() * this.dpi;
    var height = this.frame.getHeight() * this.dpi;
    return pskl.CanvasUtils.createCanvas(width, height);
  };
})();;(function () {
  var ns = $.namespace("pskl.rendering");

  ns.FrameRenderer = function (container, renderingOptions, className) {
    this.defaultRenderingOptions = {
      'supportGridRendering' : false
    };
    renderingOptions = $.extend(true, {}, this.defaultRenderingOptions, renderingOptions);

    if(container === undefined) {
      throw 'Bad FrameRenderer initialization. <container> undefined.';
    }
    
    if(isNaN(renderingOptions.dpi)) {
      throw 'Bad FrameRenderer initialization. <dpi> not well defined.';
    }

    this.container = container;
    this.dpi = renderingOptions.dpi;
    this.className = className;
    this.canvas = null;
    this.supportGridRendering = renderingOptions.supportGridRendering;

    this.enableGrid(pskl.UserSettings.get(pskl.UserSettings.SHOW_GRID));

    // Flag to know if the config was altered
    this.canvasConfigDirty = true;
    this.updateBackgroundClass_(pskl.UserSettings.get(pskl.UserSettings.CANVAS_BACKGROUND));
    $.subscribe(Events.USER_SETTINGS_CHANGED, $.proxy(this.onUserSettingsChange_, this));
  };

  ns.FrameRenderer.prototype.updateDPI = function (newDPI) {
    this.dpi = newDPI;
    this.canvasConfigDirty = true;
  };

  /**
   * @private
   */
  ns.FrameRenderer.prototype.onUserSettingsChange_ = function (evt, settingName, settingValue) {
    
    if(settingName == pskl.UserSettings.SHOW_GRID) {
      this.enableGrid(settingValue);
    }
    else if (settingName == pskl.UserSettings.CANVAS_BACKGROUND) {
      this.updateBackgroundClass_(settingValue);
    }
  };

  /**
   * @private
   */
  ns.FrameRenderer.prototype.updateBackgroundClass_ = function (newClass) {
    var currentClass = this.container.data('current-background-class');
    if (currentClass) {
      this.container.removeClass(currentClass);
    }   
    this.container.addClass(newClass);
    this.container.data('current-background-class', newClass);
  };

  ns.FrameRenderer.prototype.enableGrid = function (flag) {
    this.gridStrokeWidth = (flag && this.supportGridRendering) ? Constants.GRID_STROKE_WIDTH : 0;
    this.canvasConfigDirty = true;
  };

  ns.FrameRenderer.prototype.render = function (frame) {
    if (frame) {
      this.clear();
      var context = this.getCanvas_(frame).getContext('2d');
      for(var col = 0, width = frame.getWidth(); col < width; col++) {
        for(var row = 0, height = frame.getHeight(); row < height; row++) {
          var color = frame.getPixel(col, row);
          this.renderPixel_(color, col, row, context);
        }
      }
      this.lastRenderedFrame = frame;
    }
  };

  ns.FrameRenderer.prototype.renderPixel_ = function (color, col, row, context) {
    if(color != Constants.TRANSPARENT_COLOR) {
      context.fillStyle = color;
      context.fillRect(this.getFramePos_(col), this.getFramePos_(row), this.dpi, this.dpi);
    }
  };

  ns.FrameRenderer.prototype.clear = function () {
    if (this.canvas) {
      this.canvas.getContext("2d").clearRect(0, 0, this.canvas.width, this.canvas.height);
    }
  };

  /**
   * Transform a screen pixel-based coordinate (relative to the top-left corner of the rendered
   * frame) into a sprite coordinate in column and row.
   * @public
   */
  ns.FrameRenderer.prototype.convertPixelCoordinatesIntoSpriteCoordinate = function(coords) {
    var cellSize = this.dpi + this.gridStrokeWidth;
    return {
      "col" : (coords.x - coords.x % cellSize) / cellSize,
      "row" : (coords.y - coords.y % cellSize) / cellSize
    };
  };

  /**
   * @private
   */
  ns.FrameRenderer.prototype.getFramePos_ = function(index) {
    return index * this.dpi + ((index - 1) * this.gridStrokeWidth);
  };

  /**
   * @private
   */
  ns.FrameRenderer.prototype.drawGrid_ = function(canvas, width, height, col, row) {
    var ctx = canvas.getContext("2d");
    ctx.lineWidth = Constants.GRID_STROKE_WIDTH;
    ctx.strokeStyle = Constants.GRID_STROKE_COLOR;
    for(var c=1; c < col; c++) {            
      ctx.moveTo(this.getFramePos_(c), 0);
      ctx.lineTo(this.getFramePos_(c), height);
      ctx.stroke();
    }
    
    for(var r=1; r < row; r++) {
      ctx.moveTo(0, this.getFramePos_(r));
      ctx.lineTo(width, this.getFramePos_(r));
      ctx.stroke();
    }
  };

  /**
   * @private
   */
  ns.FrameRenderer.prototype.getCanvas_ = function (frame) {
    if(this.canvasConfigDirty) {
      $(this.canvas).remove();
      
      var col = frame.getWidth(),
        row = frame.getHeight();
      
      var pixelWidth =  col * this.dpi + this.gridStrokeWidth * (col - 1);
      var pixelHeight =  row * this.dpi + this.gridStrokeWidth * (row - 1);
      var classes = ['canvas'];
      if (this.className) {
        classes = classes.concat(this.className.split(' '));
      }
      var canvas = pskl.CanvasUtils.createCanvas(pixelWidth, pixelHeight, classes);

      this.container.append(canvas);

      if(this.gridStrokeWidth > 0) {
        this.drawGrid_(canvas, pixelWidth, pixelHeight, col, row);
      }
        
      this.canvas = canvas;
      this.canvasConfigDirty = false;
    }
    return this.canvas;
  };
})();;(function () {

  var ns = $.namespace("pskl.rendering");

  ns.SpritesheetRenderer = function (piskelController) {
    this.piskelController = piskelController;
  };

  ns.SpritesheetRenderer.prototype.renderAsImageDataSpritesheetPNG = function () {
    var canvas = this.createCanvas_();
    for (var i = 0 ; i < this.piskelController.getFrameCount() ; i++) {
      var frame = this.piskelController.getFrameAt(i);
      this.drawFrameInCanvas_(frame, canvas, i * this.piskelController.getWidth(), 0);
    }
    return canvas.toDataURL("image/png");
  };

  /**
   * TODO(juliandescottes): Mutualize with code already present in FrameRenderer
   */
  ns.SpritesheetRenderer.prototype.drawFrameInCanvas_ = function (frame, canvas, offsetWidth, offsetHeight) {
    var context = canvas.getContext('2d');
    for(var col = 0, width = frame.getWidth(); col < width; col++) {
      for(var row = 0, height = frame.getHeight(); row < height; row++) {
        var color = frame.getPixel(col, row);
        if(color != Constants.TRANSPARENT_COLOR) {
          context.fillStyle = color;
          context.fillRect(col + offsetWidth, row + offsetHeight, 1, 1);
        }
      }
    }
  };

  ns.SpritesheetRenderer.prototype.createCanvas_ = function () {
    var frameCount = this.piskelController.getFrameCount();
    if (frameCount > 0){
      var width = frameCount * this.piskelController.getWidth();
      var height = this.piskelController.getHeight();
      return pskl.CanvasUtils.createCanvas(width, height);
    } else {
      throw "Cannot render empty Spritesheet";
    }
  };
})();;(function () {
  var ns = $.namespace('pskl.controller');

  ns.PiskelController = function (piskel) {
    this.setPiskel(piskel);
  };

  ns.PiskelController.prototype.setPiskel = function (piskel) {
    this.piskel = piskel;
    this.currentLayerIndex = 0;
    this.currentFrameIndex = 0;

    this.layerIdCounter = 1;

    $.publish(Events.FRAMESHEET_RESET);
    $.publish(Events.FRAME_SIZE_CHANGED);
  };

  ns.PiskelController.prototype.getHeight = function () {
    return this.piskel.getHeight();
  };

  ns.PiskelController.prototype.getWidth = function () {
    return this.piskel.getWidth();
  };

  ns.PiskelController.prototype.getLayers = function () {
    return this.piskel.getLayers();
  };

  ns.PiskelController.prototype.getCurrentLayer = function () {
    return this.piskel.getLayerAt(this.currentLayerIndex);
  };

  ns.PiskelController.prototype.getCurrentFrame = function () {
    var layer = this.getCurrentLayer();
    return layer.getFrameAt(this.currentFrameIndex);
  };

  ns.PiskelController.prototype.getFrameAt = function (index) {
    var frames = this.getLayers().map(function (l) {
      return l.getFrameAt(index);
    });
    return pskl.utils.FrameUtils.merge(frames);
  };

  ns.PiskelController.prototype.hasFrameAt = function (index) {
    return !!this.getCurrentLayer().getFrameAt(index);
  };

  // backward from framesheet
  ns.PiskelController.prototype.getFrameByIndex = 
    ns.PiskelController.prototype.getMergedFrameAt;

  ns.PiskelController.prototype.addEmptyFrame = function () {
    var layers = this.getLayers();
    layers.forEach(function (l) {
      l.addFrame(this.createEmptyFrame_());
    }.bind(this));
  };

  ns.PiskelController.prototype.createEmptyFrame_ = function () {
    var w = this.piskel.getWidth(), h = this.piskel.getHeight();
    return new pskl.model.Frame(w, h);
  };

  ns.PiskelController.prototype.removeFrameAt = function (index) {
    var layers = this.getLayers();
    layers.forEach(function (l) {
      l.removeFrameAt(index);
    });
    // Current frame index is impacted if the removed frame was before the current frame
    if (this.currentFrameIndex >= index) {
      this.setCurrentFrameIndex(this.currentFrameIndex - 1);
    }

    $.publish(Events.FRAMESHEET_RESET);
  };

  ns.PiskelController.prototype.duplicateFrameAt = function (index) {
    var layers = this.getLayers();
    layers.forEach(function (l) {
      l.duplicateFrameAt(index);
    });
  };

  ns.PiskelController.prototype.moveFrame = function (fromIndex, toIndex) {
    var layers = this.getLayers();
    layers.forEach(function (l) {
      l.moveFrame(fromIndex, toIndex);
    });
  };

  ns.PiskelController.prototype.getFrameCount = function () {
    var layer = this.piskel.getLayerAt(0);
    return layer.length();
  };

  ns.PiskelController.prototype.setCurrentFrameIndex = function (index) {
    this.currentFrameIndex = index;
    $.publish(Events.FRAMESHEET_RESET);
  };

  ns.PiskelController.prototype.setCurrentLayerIndex = function (index) {
    this.currentLayerIndex = index;
    $.publish(Events.FRAMESHEET_RESET);
  };

  ns.PiskelController.prototype.selectLayer = function (layer) {
    var index = this.getLayers().indexOf(layer);
    if (index != -1) {
      this.setCurrentLayerIndex(index);
    }
  };

  ns.PiskelController.prototype.selectLayerByName = function (name) {
    if (this.hasLayerForName_(name)) {
      var layer = this.piskel.getLayersByName(name)[0];
      this.selectLayer(layer);
    }
  };

  ns.PiskelController.prototype.generateLayerName_ = function () {
    var name = "Layer " + this.layerIdCounter;
    while (this.hasLayerForName_(name)) {
      this.layerIdCounter++;
      name = "Layer " + this.layerIdCounter;
    }
    return name;
  };

  ns.PiskelController.prototype.createLayer = function (name) {
    if (!name) {
      name = this.generateLayerName_();
    }
    if (!this.hasLayerForName_(name)) {
      var layer = new pskl.model.Layer(name);
      for (var i = 0 ; i < this.getFrameCount() ; i++) {
        layer.addFrame(this.createEmptyFrame_());
      }
      this.piskel.addLayer(layer);
      this.setCurrentLayerIndex(this.piskel.getLayers().length - 1);
    } else {
      throw 'Layer name should be unique';
    }
  };

  ns.PiskelController.prototype.hasLayerForName_ = function (name) {
    return this.piskel.getLayersByName(name).length > 0;
  };

  ns.PiskelController.prototype.moveLayerUp = function () {
    var layer = this.getCurrentLayer();
    this.piskel.moveLayerUp(layer);
    this.selectLayer(layer);
  };

  ns.PiskelController.prototype.moveLayerDown = function () {
    var layer = this.getCurrentLayer();
    this.piskel.moveLayerDown(layer);
    this.selectLayer(layer);
  };

  ns.PiskelController.prototype.removeCurrentLayer = function () {
    if (this.getLayers().length > 1) {
      var layer = this.getCurrentLayer();
      this.piskel.removeLayer(layer);
      this.setCurrentLayerIndex(0);
    }
  };

  ns.PiskelController.prototype.serialize = function () {
    return pskl.utils.Serializer.serializePiskel(this.piskel);
  };

  ns.PiskelController.prototype.deserialize = function (json) {
    try {
      var piskel = pskl.utils.Serializer.deserializePiskel(json);
      this.setPiskel(piskel);
    } catch (e) {
      console.error('Failed to deserialize');
      console.error(e.stack);
    }
  };
})();;(function () {
  var ns = $.namespace("pskl.controller");
  ns.DrawingController = function (piskelController, container) {
    /**
     * @public
     */
    this.piskelController = piskelController;
    
    /**
     * @public
     */
    this.overlayFrame = pskl.model.Frame.createEmptyFromFrame(piskelController.getCurrentFrame());

    /**
     * @private
     */
    this.container = container;

    // TODO(vincz): Store user prefs in a localstorage string ?
    var renderingOptions = {
      "dpi": this.calculateDPI_(),
      "supportGridRendering" : true
    };
    
    this.overlayRenderer = new pskl.rendering.FrameRenderer(this.container, renderingOptions, "canvas-overlay");
    this.renderer = new pskl.rendering.FrameRenderer(this.container, renderingOptions, "drawing-canvas");
    this.layersDownRenderer = new pskl.rendering.FrameRenderer(this.container, renderingOptions, "layers-canvas layers-down-canvas");
    this.layersUpRenderer = new pskl.rendering.FrameRenderer(this.container, renderingOptions, "layers-canvas layers-up-canvas");
    

    // State of drawing controller:
    this.isClicked = false;
    this.isRightClicked = false;
    this.previousMousemoveTime = 0;
    this.currentToolBehavior = null;
    this.primaryColor =  Constants.DEFAULT_PEN_COLOR;
    this.secondaryColor =  Constants.TRANSPARENT_COLOR;
  };

  ns.DrawingController.prototype.init = function () {
    // this.render();
    
    this.initMouseBehavior();

    $.subscribe(Events.TOOL_SELECTED, $.proxy(function(evt, toolBehavior) {
      console.log("Tool selected: ", toolBehavior);
      this.currentToolBehavior = toolBehavior;
      this.overlayFrame.clear();
    }, this));

    /**
     * TODO(grosbouddha): Primary/secondary color state are kept in this general controller.
     *     Find a better place to store that. Perhaps PaletteController?
     */
    $.subscribe(Events.PRIMARY_COLOR_SELECTED, $.proxy(function(evt, color) {
      console.log("Primary color selected: ", color);
      this.primaryColor = color;
      $.publish(Events.PRIMARY_COLOR_UPDATED, [color]);
    }, this));
    $.subscribe(Events.SECONDARY_COLOR_SELECTED, $.proxy(function(evt, color) {
      console.log("Secondary color selected: ", color);
      this.secondaryColor = color;
      $.publish(Events.SECONDARY_COLOR_UPDATED, [color]);
    }, this));

    $(window).resize($.proxy(this.startDPIUpdateTimer_, this));

    $.subscribe(Events.USER_SETTINGS_CHANGED, $.proxy(this.onUserSettingsChange_, this));
    $.subscribe(Events.FRAME_SIZE_CHANGED, $.proxy(this.updateDPI_, this));

    this.updateDPI_();
  };

  ns.DrawingController.prototype.initMouseBehavior = function() {
    var body = $('body');
    this.container.mousedown($.proxy(this.onMousedown_, this));
    this.container.mousemove($.proxy(this.onMousemove_, this));
    body.mouseup($.proxy(this.onMouseup_, this));
    
    // Deactivate right click:
    body.contextmenu(this.onCanvasContextMenu_);
  };



  ns.DrawingController.prototype.startDPIUpdateTimer_ = function () {
    if (this.dpiUpdateTimer) {
      window.clearInterval(this.dpiUpdateTimer);
    }
    this.dpiUpdateTimer = window.setTimeout($.proxy(this.updateDPI_, this), 200);
  },

  /**
   * @private
   */
  ns.DrawingController.prototype.onUserSettingsChange_ = function (evt, settingsName, settingsValue) {
    if(settingsName == pskl.UserSettings.SHOW_GRID) {
      this.updateDPI_();
    }
  },

  /**
   * @private
   */
  ns.DrawingController.prototype.onMousedown_ = function (event) {
    this.isClicked = true;
    
    if(event.button == 2) { // right click
      this.isRightClicked = true;
      $.publish(Events.CANVAS_RIGHT_CLICKED);
    }

    var coords = this.getSpriteCoordinates(event);
    
    this.currentToolBehavior.applyToolAt(
      coords.col, coords.row,
      this.getCurrentColor_(),
      this.piskelController.getCurrentFrame(),
      this.overlayFrame,
      this.wrapEvtInfo_(event)
    );      
      
    $.publish(Events.LOCALSTORAGE_REQUEST);
  };

  /**
   * @private
   */
  ns.DrawingController.prototype.onMousemove_ = function (event) {
    var currentTime = new Date().getTime();
    // Throttling of the mousemove event:
    if ((currentTime - this.previousMousemoveTime) > 40 ) {
      var coords = this.getSpriteCoordinates(event);
      if (this.isClicked) {
     
        this.currentToolBehavior.moveToolAt(
          coords.col, coords.row,
          this.getCurrentColor_(),
          this.piskelController.getCurrentFrame(),
          this.overlayFrame,
          this.wrapEvtInfo_(event)
        );
    
        // TODO(vincz): Find a way to move that to the model instead of being at the interaction level.
        // Eg when drawing, it may make sense to have it here. However for a non drawing tool,
        // you don't need to draw anything when mousemoving and you request useless localStorage.
        $.publish(Events.LOCALSTORAGE_REQUEST);
      } else {

        this.currentToolBehavior.moveUnactiveToolAt(
          coords.col, coords.row,
          this.getCurrentColor_(),
          this.piskelController.getCurrentFrame(),
          this.overlayFrame,
          this.wrapEvtInfo_(event)
        );
      }
      this.previousMousemoveTime = currentTime;
    }
  };

  /**
   * @private
   */
  ns.DrawingController.prototype.onMouseup_ = function (event) {
    if(this.isClicked || this.isRightClicked) {
      // A mouse button was clicked on the drawing canvas before this mouseup event,
      // the user was probably drawing on the canvas.
      // Note: The mousemove movement (and the mouseup) may end up outside
      // of the drawing canvas.

      this.isClicked = false;
      this.isRightClicked = false;

      var coords = this.getSpriteCoordinates(event);
      //console.log("mousemove: col: " + spriteCoordinate.col + " - row: " + spriteCoordinate.row);
      this.currentToolBehavior.releaseToolAt(
        coords.col, coords.row,
        this.getCurrentColor_(),
        this.piskelController.getCurrentFrame(),
        this.overlayFrame,
        this.wrapEvtInfo_(event)
      );

      $.publish(Events.TOOL_RELEASED);
    }
  };

  /**
   * @private
   */
  ns.DrawingController.prototype.wrapEvtInfo_ = function (event) {
    var evtInfo = {};
    if (event.button === 0) {
      evtInfo.button = Constants.LEFT_BUTTON;
    } else if (event.button == 2) {
      evtInfo.button = Constants.RIGHT_BUTTON;
    }
    return evtInfo;
  }; 

  /**
   * @private
   */
  ns.DrawingController.prototype.getRelativeCoordinates = function (clientX, clientY) {
    var canvasPageOffset = this.container.offset();
    return {
      x : clientX - canvasPageOffset.left,
      y : clientY - canvasPageOffset.top
    };
  };

  /**
   * @private
   */
  ns.DrawingController.prototype.getSpriteCoordinates = function(event) {
    var coords = this.getRelativeCoordinates(event.clientX, event.clientY);
    return this.renderer.convertPixelCoordinatesIntoSpriteCoordinate(coords);
  };

  /**
   * @private
   */
  ns.DrawingController.prototype.getCurrentColor_ = function () {
    if(this.isRightClicked) {
      return this.secondaryColor;
    } else {
      return this.primaryColor;
    }
  };

  /**
   * @private
   */
  ns.DrawingController.prototype.onCanvasContextMenu_ = function (event) {
    if ($(event.target).closest('#drawing-canvas-container').length) {
      // Deactivate right click on drawing canvas only.
      event.preventDefault();
      event.stopPropagation();
      event.cancelBubble = true;
      return false;
    }   
  };

  ns.DrawingController.prototype.render = function () {
    this.renderLayers();
    this.renderFrame();
    this.renderOverlay();
  };

  ns.DrawingController.prototype.renderFrame = function () {
    var frame = this.piskelController.getCurrentFrame();
    var serializedFrame = frame.serialize();
    if (this.serializedFrame != serializedFrame) {
      if (!frame.isSameSize(this.overlayFrame)) {
        this.overlayFrame = pskl.model.Frame.createEmptyFromFrame(frame);
      }
      this.serializedFrame = serializedFrame;
      this.renderer.render(frame);
    }
  };

  ns.DrawingController.prototype.renderOverlay = function () {
    var serializedOverlay = this.overlayFrame.serialize();
    if (this.serializedOverlay != serializedOverlay) {
      this.serializedOverlay = serializedOverlay;
      this.overlayRenderer.render(this.overlayFrame);
    }
  };

  ns.DrawingController.prototype.renderLayers = function () {
    var layers = this.piskelController.getLayers();
    var currentFrameIndex = this.piskelController.currentFrameIndex;
    var currentLayerIndex = this.piskelController.currentLayerIndex;

    var serialized = [currentFrameIndex, this.piskelController.currentLayerIndex, layers.length].join("-");
    if (this.serializedLayerFrame != serialized) {
      this.layersUpRenderer.clear();
      this.layersDownRenderer.clear();
      
      var downLayers = layers.slice(0, currentLayerIndex);
      var downFrame = this.getFrameForLayersAt_(currentFrameIndex, downLayers);
      this.layersDownRenderer.render(downFrame);

      if (currentLayerIndex + 1 < layers.length) {
        var upLayers = layers.slice(currentLayerIndex + 1, layers.length);
        var upFrame = this.getFrameForLayersAt_(currentFrameIndex, upLayers);
        this.layersUpRenderer.render(upFrame);
      }

      this.serializedLayerFrame = serialized;
    }
  };

  ns.DrawingController.prototype.getFrameForLayersAt_ = function (frameIndex, layers) {
    var frames = layers.map(function (l) {
      return l.getFrameAt(frameIndex);
    });
    return pskl.utils.FrameUtils.merge(frames);
  };

  ns.DrawingController.prototype.forceRendering_ = function () {
    this.serializedFrame = this.serializedOverlay = null;
  };

  /**
   * @private
   */
  ns.DrawingController.prototype.calculateDPI_ = function() {
    var availableViewportHeight = $('#main-wrapper').height(),
      leftSectionWidth = $('.left-column').outerWidth(true),
      rightSectionWidth = $('.right-column').outerWidth(true),
      availableViewportWidth = $('#main-wrapper').width() - leftSectionWidth - rightSectionWidth,
      framePixelHeight = this.piskelController.getCurrentFrame().getHeight(),
      framePixelWidth = this.piskelController.getCurrentFrame().getWidth();

    if (pskl.UserSettings.get(pskl.UserSettings.SHOW_GRID)) {
      availableViewportWidth = availableViewportWidth - (framePixelWidth * Constants.GRID_STROKE_WIDTH);
      availableViewportHeight = availableViewportHeight - (framePixelHeight * Constants.GRID_STROKE_WIDTH);
    }

    var dpi = pskl.PixelUtils.calculateDPI(
      availableViewportHeight, availableViewportWidth, framePixelHeight, framePixelWidth);

    return dpi;
  };

  /**
   * @private
   */
  ns.DrawingController.prototype.updateDPI_ = function() {
    var dpi = this.calculateDPI_();
    this.overlayRenderer.updateDPI(dpi);
    this.renderer.updateDPI(dpi);

    this.layersUpRenderer.updateDPI(dpi);
    this.layersDownRenderer.updateDPI(dpi);
    this.serializedLayerFrame ="";
    
    var currentFrameHeight =  this.piskelController.getCurrentFrame().getHeight();
    var canvasHeight = currentFrameHeight * dpi;
    if (pskl.UserSettings.get(pskl.UserSettings.SHOW_GRID)) {
      canvasHeight += Constants.GRID_STROKE_WIDTH * currentFrameHeight;
    }
    
    var verticalGapInPixel = Math.floor(($('#main-wrapper').height() - canvasHeight) / 2);
    $('#column-wrapper').css({
      'top': verticalGapInPixel + 'px',
      'height': canvasHeight + 'px'
    });

    this.forceRendering_();
  };
})();;(function () {
  var ns = $.namespace("pskl.controller");
  ns.PreviewFilmController = function (piskelController, container, dpi) {

    this.piskelController = piskelController;
    this.container = container;
    this.dpi = this.calculateDPI_();

    this.redrawFlag = true;
  };

  ns.PreviewFilmController.prototype.init = function() {
    $.subscribe(Events.TOOL_RELEASED, this.flagForRedraw_.bind(this));
    $.subscribe(Events.FRAMESHEET_RESET, this.flagForRedraw_.bind(this));
    $.subscribe(Events.FRAMESHEET_RESET, this.refreshDPI_.bind(this));

    $('#preview-list-scroller').scroll(this.updateScrollerOverflows.bind(this));
    this.updateScrollerOverflows();
  };

  ns.PreviewFilmController.prototype.addFrame = function () {
    this.piskelController.addEmptyFrame();
    this.piskelController.setCurrentFrameIndex(this.piskelController.getFrameCount() - 1);
    this.updateScrollerOverflows();
  };

  ns.PreviewFilmController.prototype.flagForRedraw_ = function () {
    this.redrawFlag = true;
  };

  ns.PreviewFilmController.prototype.refreshDPI_ = function () {
    this.dpi = this.calculateDPI_();
  };

  ns.PreviewFilmController.prototype.render = function () {
    if (this.redrawFlag) {
      // TODO(vincz): Full redraw on any drawing modification, optimize.
      this.createPreviews_();
      this.redrawFlag = false;
    }
  };

  ns.PreviewFilmController.prototype.updateScrollerOverflows = function () {
    var scroller = $('#preview-list-scroller');
    var scrollerHeight = scroller.height();
    var scrollTop = scroller.scrollTop();
    var scrollerContentHeight = $('#preview-list').height();
    var treshold = $('.top-overflow').height();
    var overflowTop = false,
      overflowBottom = false;
    if (scrollerHeight < scrollerContentHeight) {
      if (scrollTop > treshold) {
        overflowTop = true;
      }
      var scrollBottom = (scrollerContentHeight - scrollTop) - scrollerHeight;
      if (scrollBottom > treshold) {
        overflowBottom = true;
      }
    }
    var wrapper = $('#preview-list-wrapper');
    wrapper.toggleClass('top-overflow-visible', overflowTop);
    wrapper.toggleClass('bottom-overflow-visible', overflowBottom);
  };

  ns.PreviewFilmController.prototype.createPreviews_ = function () {
    
    this.container.html("");
    // Manually remove tooltips since mouseout events were shortcut by the DOM refresh:
    $(".tooltip").remove();

    var frameCount = this.piskelController.getFrameCount();

    for (var i = 0, l = frameCount; i < l ; i++) {
      this.container.append(this.createPreviewTile_(i));
    }
    // Append 'new empty frame' button
    var newFrameButton = document.createElement("div");
    newFrameButton.id = "add-frame-action";
    newFrameButton.className = "add-frame-action";
    newFrameButton.innerHTML = "<p class='label'>Add new frame</p>";
    this.container.append(newFrameButton);

    $(newFrameButton).click(this.addFrame.bind(this));

    var needDragndropBehavior = (frameCount > 1);
    if(needDragndropBehavior) {
      this.initDragndropBehavior_();
    }
    this.updateScrollerOverflows();
  };


  /**
   * @private
   */
  ns.PreviewFilmController.prototype.initDragndropBehavior_ = function () {
    
    $("#preview-list").sortable({
      placeholder: "preview-tile-drop-proxy",
      update: $.proxy(this.onUpdate_, this),
      items: ".preview-tile"
    });
    $("#preview-list").disableSelection();
  };

  /**
   * @private
   */
  ns.PreviewFilmController.prototype.onUpdate_ = function( event, ui ) {
    var originFrameId = parseInt(ui.item.data("tile-number"), 10);
    var targetInsertionId = $('.preview-tile').index(ui.item);

    this.piskelController.moveFrame(originFrameId, targetInsertionId);
    this.piskelController.setCurrentFrameIndex(targetInsertionId);

    // TODO(grosbouddha): move localstorage request to the model layer?
    $.publish(Events.LOCALSTORAGE_REQUEST);
  };


  /**
   * @private
   * TODO(vincz): clean this giant rendering function & remove listeners.
   */
  ns.PreviewFilmController.prototype.createPreviewTile_ = function(tileNumber) {
    var currentFrame = this.piskelController.getCurrentLayer().getFrameAt(tileNumber);
    
    var previewTileRoot = document.createElement("li");
    var classname = "preview-tile";
    previewTileRoot.setAttribute("data-tile-number", tileNumber);

    if (this.piskelController.getCurrentFrame() == currentFrame) {
      classname += " selected";
    }
    previewTileRoot.className = classname;

    var canvasContainer = document.createElement("div");
    canvasContainer.className = "canvas-container";
    
    var canvasBackground = document.createElement("div");
    canvasBackground.className = "canvas-background";
    canvasContainer.appendChild(canvasBackground);
    
    previewTileRoot.addEventListener('click', this.onPreviewClick_.bind(this, tileNumber));

    var cloneFrameButton = document.createElement("button");
    cloneFrameButton.setAttribute('rel', 'tooltip');
    cloneFrameButton.setAttribute('data-placement', 'right');
    cloneFrameButton.setAttribute('title', 'Duplicate this frame');
    cloneFrameButton.className = "tile-overlay duplicate-frame-action";
    previewTileRoot.appendChild(cloneFrameButton);
    cloneFrameButton.addEventListener('click', this.onAddButtonClick_.bind(this, tileNumber));

    // TODO(vincz): Eventually optimize this part by not recreating a FrameRenderer. Note that the real optim
    // is to make this update function (#createPreviewTile) less aggressive.
    var renderingOptions = {"dpi": this.dpi };
    var currentFrameRenderer = new pskl.rendering.FrameRenderer($(canvasContainer), renderingOptions, "tile-view");
    currentFrameRenderer.render(currentFrame);
    
    previewTileRoot.appendChild(canvasContainer);

    if(tileNumber > 0 || this.piskelController.getFrameCount() > 1) {
      // Add 'remove frame' button.
      var deleteButton = document.createElement("button");
      deleteButton.setAttribute('rel', 'tooltip');
      deleteButton.setAttribute('data-placement', 'right');
      deleteButton.setAttribute('title', 'Delete this frame');
      deleteButton.className = "tile-overlay delete-frame-action";
      deleteButton.addEventListener('click', this.onDeleteButtonClick_.bind(this, tileNumber));
      previewTileRoot.appendChild(deleteButton);

      // Add 'dragndrop handle'.
      var dndHandle = document.createElement("div");
      dndHandle.className = "tile-overlay dnd-action";
      previewTileRoot.appendChild(dndHandle);
    }
    var tileCount = document.createElement("div");
    tileCount.className = "tile-overlay tile-count";
    tileCount.innerHTML = tileNumber;
    previewTileRoot.appendChild(tileCount);
    

    return previewTileRoot;
  };

  ns.PreviewFilmController.prototype.onPreviewClick_ = function (index, evt) {
    // has not class tile-action:
    if(!evt.target.classList.contains('tile-overlay')) {
      this.piskelController.setCurrentFrameIndex(index);
    }    
  };

  ns.PreviewFilmController.prototype.onDeleteButtonClick_ = function (index, evt) {
    this.piskelController.removeFrameAt(index);
    $.publish(Events.LOCALSTORAGE_REQUEST); // Should come from model
    this.updateScrollerOverflows();
  };

  ns.PreviewFilmController.prototype.onAddButtonClick_ = function (index, evt) {
    this.piskelController.duplicateFrameAt(index);
    $.publish(Events.LOCALSTORAGE_REQUEST);  // Should come from model
    this.piskelController.setCurrentFrameIndex(index + 1);
    this.updateScrollerOverflows();
  };

  /**
   * Calculate the preview DPI depending on the piskel size
   */
  ns.PreviewFilmController.prototype.calculateDPI_ = function () {
    var curFrame = this.piskelController.getCurrentFrame(),
      frameHeight = curFrame.getHeight(),
      frameWidth = curFrame.getWidth(),
      maxFrameDim = Math.max(frameWidth, frameHeight);

    var previewHeight = Constants.PREVIEW_FILM_SIZE * frameHeight / maxFrameDim;
    var previewWidth = Constants.PREVIEW_FILM_SIZE * frameWidth / maxFrameDim;

    return pskl.PixelUtils.calculateDPI(previewHeight, previewWidth, frameHeight, frameWidth) || 1;
  };
})();;(function () {
  var ns = $.namespace('pskl.controller');

  ns.LayersController = function (piskelController) {
    this.piskelController = piskelController;
  };

  ns.LayersController.prototype.init = function () {
    this.layerItemTemplate_ = pskl.utils.Template.get('layer-item-template');
    this.rootEl = document.querySelectorAll('.layers-container')[0];
    this.layersListEl = document.querySelectorAll('.layers-list')[0];

    this.rootEl.addEventListener('click', this.onClick_.bind(this));

    $.subscribe(Events.FRAMESHEET_RESET, this.renderLayerList_.bind(this));

    this.renderLayerList_();
  };

  ns.LayersController.prototype.renderLayerList_ = function () {
    this.layersListEl.innerHTML = '';
    var layers = this.piskelController.getLayers();
    layers.forEach(this.addLayerItem.bind(this));
  };

  ns.LayersController.prototype.addLayerItem = function (layer) {
    var layerItemHtml = pskl.utils.Template.replace(this.layerItemTemplate_, {
      layername : layer.getName()
    });
    var layerItem = pskl.utils.Template.createFromHTML(layerItemHtml);
    if (this.piskelController.getCurrentLayer() === layer) {
      layerItem.classList.add('current-layer-item');
    }
    this.layersListEl.insertBefore(layerItem, this.layersListEl.firstChild);
  };

  ns.LayersController.prototype.onClick_ = function (evt) {
    var el = evt.target || evt.srcElement;
    if (el.nodeName == 'BUTTON') {
      this.onButtonClick_(el);
    } else if (el.nodeName == 'LI') {
      var layerName = el.getAttribute('data-layer-name');
      this.piskelController.selectLayerByName(layerName);
    }
  };

  ns.LayersController.prototype.onButtonClick_ = function (button) {
    var action = button.getAttribute('data-action');
    if (action == 'up') {
      this.piskelController.moveLayerUp();
    } else if (action == 'down') {
      this.piskelController.moveLayerDown();
    } else if (action == 'add') {
      this.piskelController.createLayer();
    } else if (action == 'delete') {
      this.piskelController.removeCurrentLayer();
    }
  };
})();;(function () {
  var ns = $.namespace("pskl.controller");
  ns.AnimatedPreviewController = function (piskelController, container, dpi) {
    this.piskelController = piskelController;
    this.container = container;

    this.elapsedTime = 0;
    this.currentIndex = 0;

    this.fps = parseInt($("#preview-fps")[0].value, 10);
    
    var renderingOptions = {
      "dpi": this.calculateDPI_()
    };
    this.renderer = new pskl.rendering.FrameRenderer(this.container, renderingOptions);

    $.subscribe(Events.FRAME_SIZE_CHANGED, this.updateDPI_.bind(this));
  };

  ns.AnimatedPreviewController.prototype.init = function () {
    // the oninput event won't work on IE10 unfortunately, but at least will provide a
    // consistent behavior across all other browsers that support the input type range
    // see https://bugzilla.mozilla.org/show_bug.cgi?id=853670
    $("#preview-fps")[0].addEventListener('change', this.onFPSSliderChange.bind(this));
  };

  ns.AnimatedPreviewController.prototype.onFPSSliderChange = function (evt) {
    this.setFPS(parseInt($("#preview-fps")[0].value, 10));
  };

  ns.AnimatedPreviewController.prototype.setFPS = function (fps) {
    this.fps = fps;
    $("#preview-fps").val(this.fps);
    $("#display-fps").html(this.fps + " FPS");
  };

  ns.AnimatedPreviewController.prototype.render = function (delta) {
    this.elapsedTime += delta;
    var index = Math.floor(this.elapsedTime / (1000/this.fps));
    if (index != this.currentIndex) {
      this.currentIndex = index;
      if (!this.piskelController.hasFrameAt(this.currentIndex)) {
        this.currentIndex = 0;
        this.elapsedTime = 0;
      }
      this.renderer.render(this.piskelController.getFrameAt(this.currentIndex));
    }
  };

  /**
   * Calculate the preview DPI depending on the framesheet size
   */
  ns.AnimatedPreviewController.prototype.calculateDPI_ = function () {
    var previewSize = 200,
      framePixelHeight = this.piskelController.getCurrentFrame().getHeight(),
      framePixelWidth = this.piskelController.getCurrentFrame().getWidth();
    // TODO (julz) : should have a utility to get a Size from framesheet easily (what about empty framesheets though ?)
    
    //return pskl.PixelUtils.calculateDPIForContainer($(".preview-container"), framePixelHeight, framePixelWidth);
    return pskl.PixelUtils.calculateDPI(previewSize, previewSize, framePixelHeight, framePixelWidth);
  };

  ns.AnimatedPreviewController.prototype.updateDPI_ = function () {
    this.dpi = this.calculateDPI_();
    this.renderer.updateDPI(this.dpi);
  };
})();;(function () {
  var ns = $.namespace("pskl.controller");

  
  ns.ToolController = function () {
  
    this.toolInstances = {
      "simplePen" : new pskl.drawingtools.SimplePen(),
      "verticalMirrorPen" : new pskl.drawingtools.VerticalMirrorPen(),
      "eraser" : new pskl.drawingtools.Eraser(),
      "paintBucket" : new pskl.drawingtools.PaintBucket(),
      "stroke" : new pskl.drawingtools.Stroke(),
      "rectangle" : new pskl.drawingtools.Rectangle(),
      "circle" : new pskl.drawingtools.Circle(),
      "move" : new pskl.drawingtools.Move(),
      "rectangleSelect" : new pskl.drawingtools.RectangleSelect(),
      "shapeSelect" : new pskl.drawingtools.ShapeSelect(),
      "colorPicker" : new pskl.drawingtools.ColorPicker()
    };

    this.currentSelectedTool = this.toolInstances.simplePen;
    this.previousSelectedTool = this.toolInstances.simplePen;
  };

  /**
   * @public
   */
  ns.ToolController.prototype.init = function() {
    this.createToolMarkup_();

    // Initialize tool:
    // Set SimplePen as default selected tool:
    this.selectTool_(this.toolInstances.simplePen);
    // Activate listener on tool panel:
    $("#tool-section").click($.proxy(this.onToolIconClicked_, this));
  };

  /**
   * @private
   */
  ns.ToolController.prototype.activateToolOnStage_ = function(tool) {
    var stage = $("body");
    var previousSelectedToolClass = stage.data("selected-tool-class");
    if(previousSelectedToolClass) {
      stage.removeClass(previousSelectedToolClass);
    }
    stage.addClass(tool.toolId);
    stage.data("selected-tool-class", tool.toolId);
  };

  /**
   * @private
   */
  ns.ToolController.prototype.selectTool_ = function(tool) {
    console.log("Selecting Tool:" , this.currentSelectedTool);
    this.currentSelectedTool = tool;
    this.activateToolOnStage_(this.currentSelectedTool);
    $.publish(Events.TOOL_SELECTED, [tool]);
  };

  /**
   * @private
   */
  ns.ToolController.prototype.onToolIconClicked_ = function(evt) {
    var target = $(evt.target);
    var clickedTool = target.closest(".tool-icon");

    if(clickedTool.length) {
      var toolId = clickedTool.data().toolId;
      var tool = this.getToolById_(toolId);
      if (tool) {
        this.selectTool_(tool);

        // Show tool as selected:
        $('#tool-section .tool-icon.selected').removeClass('selected');
        clickedTool.addClass('selected');
      }
    }
  };

  ns.ToolController.prototype.getToolById_ = function (toolId) {
    for(var key in this.toolInstances) {
      if (this.toolInstances[key].toolId == toolId) {
        return this.toolInstances[key];
      }
    }
    return null;
  };

  /**
   * @private
   */
  ns.ToolController.prototype.createToolMarkup_ = function() {
    var currentTool, toolMarkup = '', extraClass;
    // TODO(vincz): Tools rendering order is not enforced by the data stucture (this.toolInstances), fix that.
    for (var toolKey in this.toolInstances) {
      currentTool = this.toolInstances[toolKey];
      extraClass = currentTool.toolId;
      if (this.currentSelectedTool == currentTool) {
        extraClass = extraClass + " selected";
      }
      toolMarkup += '<li rel="tooltip" data-placement="right" class="tool-icon ' + extraClass + '" data-tool-id="' + currentTool.toolId +
              '" title="' + currentTool.helpText + '"></li>';
    }
    $('#tools-container').html(toolMarkup);
  };
})();;(function () {
  var ns = $.namespace("pskl.controller");

  ns.PaletteController = function () {};

  /**
   * @public
   */
  ns.PaletteController.prototype.init = function() {
    var transparentColorPalette = $(".palette-color[data-color=TRANSPARENT]");
    transparentColorPalette.mouseup($.proxy(this.onPaletteColorClick_, this));

    $.subscribe(Events.PRIMARY_COLOR_UPDATED, $.proxy(function(evt, color) {
      this.updateColorPicker_(color, $('#color-picker'));
    }, this));

    $.subscribe(Events.SECONDARY_COLOR_UPDATED, $.proxy(function(evt, color) {
      this.updateColorPicker_(color, $('#secondary-color-picker'));
    }, this));

    // Initialize colorpickers:
    var colorPicker = $('#color-picker');
    colorPicker.val(Constants.DEFAULT_PEN_COLOR);
    colorPicker.change({isPrimary : true}, $.proxy(this.onPickerChange_, this));


    var secondaryColorPicker = $('#secondary-color-picker');
    secondaryColorPicker.val(Constants.TRANSPARENT_COLOR);
    secondaryColorPicker.change({isPrimary : false}, $.proxy(this.onPickerChange_, this));

    window.jscolor.install();
  };

  /**
   * @private
   */
  ns.PaletteController.prototype.onPickerChange_ = function(evt, isPrimary) {
    var inputPicker = $(evt.target);
    if(evt.data.isPrimary) {
      $.publish(Events.PRIMARY_COLOR_SELECTED, [inputPicker.val()]);
    } else {
      $.publish(Events.SECONDARY_COLOR_SELECTED, [inputPicker.val()]);
    }
  };

  /**
   * @private
   */
  ns.PaletteController.prototype.onPaletteColorClick_ = function (event) {
    var selectedColor = $(event.target).data("color");
    var isLeftClick = (event.which == 1);
    var isRightClick = (event.which == 3);
    if (isLeftClick) {
      $.publish(Events.PRIMARY_COLOR_SELECTED, [selectedColor]);
    } else if (isRightClick) {
      $.publish(Events.SECONDARY_COLOR_SELECTED, [selectedColor]);
    }
  };

  /**
   * @private
   */
  ns.PaletteController.prototype.updateColorPicker_ = function (color, colorPicker) {
    if (color == Constants.TRANSPARENT_COLOR) {
      // We can set the current palette color to transparent.
      // You can then combine this transparent color with an advanced
      // tool for customized deletions. 
      // Eg: bucket + transparent: Delete a colored area
      //     Stroke + transparent: hollow out the equivalent of a stroke

      // The colorpicker can't be set to a transparent state.
      // We set its background to white and insert the
      // string "TRANSPARENT" to mimic this state:
      colorPicker[0].color.fromString("#fff");
      colorPicker.val(Constants.TRANSPARENT_COLOR);
    } else {
      colorPicker[0].color.fromString(color);
    }
  };
})();



;(function () {
  var ns = $.namespace("pskl.controller");

  ns.NotificationController = function () {};

  /**
   * @public
   */
  ns.NotificationController.prototype.init = function() {
    $.subscribe(Events.SHOW_NOTIFICATION, $.proxy(this.displayMessage_, this));
    $.subscribe(Events.HIDE_NOTIFICATION, $.proxy(this.removeMessage_, this));
  };

  /**
   * @private
   */
  ns.NotificationController.prototype.displayMessage_ = function (evt, messageInfo) {
    var message = document.createElement('div');
    message.id = "user-message";
    message.className = "user-message";
    message.innerHTML = messageInfo.content;
    message.innerHTML = message.innerHTML + "<div title='Close message' class='close'>x</div>";
    document.body.appendChild(message);
    $(message).find(".close").click($.proxy(this.removeMessage_, this));
    if(messageInfo.behavior) {
      messageInfo.behavior(message);
    }
  };

  /**
   * @private
   */
  ns.NotificationController.prototype.removeMessage_ = function (evt) {
    var message = $("#user-message");
    if (message.length) {
      message.remove();
    }
  };
})();
;(function () {
  var ns = $.namespace("pskl.controller.settings");
  
  ns.ApplicationSettingsController = function () {};

  /**
   * @public
   */
  ns.ApplicationSettingsController.prototype.init = function() {
    // Highlight selected background picker:
    var backgroundClass = pskl.UserSettings.get(pskl.UserSettings.CANVAS_BACKGROUND);
    $('#background-picker-wrapper')
      .find('.background-picker[data-background-class=' + backgroundClass + ']')
      .addClass('selected');

    // Initial state for grid display:
    var show_grid = pskl.UserSettings.get(pskl.UserSettings.SHOW_GRID);
    $('#show-grid').prop('checked', show_grid);

    // Handle grid display changes:
    $('#show-grid').change($.proxy(function(evt) {
      var checked = $('#show-grid').prop('checked');
      pskl.UserSettings.set(pskl.UserSettings.SHOW_GRID, checked);
    }, this));

    // Handle canvas background changes:
    $('#background-picker-wrapper').click(function(evt) {
      var target = $(evt.target).closest('.background-picker');
      if (target.length) {
        var backgroundClass = target.data('background-class');
        pskl.UserSettings.set(pskl.UserSettings.CANVAS_BACKGROUND, backgroundClass);

        $('.background-picker').removeClass('selected');
        target.addClass('selected');
      }
    });
  };
})();;(function () {
  var ns = $.namespace("pskl.controller.settings");
  ns.GifExportController = function (piskelController) {
    this.piskelController = piskelController;
  };

  ns.GifExportController.prototype.init = function () {
    this.radioTemplate_ = pskl.utils.Template.get("export-gif-radio-template");

    this.previewContainerEl = document.querySelectorAll(".export-gif-preview div")[0];
    this.radioGroupEl = document.querySelectorAll(".gif-export-radio-group")[0];

    this.uploadFormJQ = $("[name=gif-export-upload-form]");    
    this.uploadFormJQ.submit(this.upload.bind(this));

    this.initRadioElements_();
  };

  ns.GifExportController.prototype.upload = function (evt) {
    evt.originalEvent.preventDefault();
    var selectedDpi = this.getSelectedDpi_(),
        fps = pskl.app.animationController.fps,
        dpi = selectedDpi;

    this.renderAsImageDataAnimatedGIF(dpi, fps, function (imageData) {
      this.updatePreview_(imageData);
      this.previewContainerEl.classList.add("preview-upload-ongoing");
      pskl.app.imageUploadService.upload(imageData, function (imageUrl) {
        this.updatePreview_(imageUrl);
        this.previewContainerEl.classList.remove("preview-upload-ongoing");
      }.bind(this));
    }.bind(this));
  };

  ns.GifExportController.prototype.updatePreview_ = function (src) {
    this.previewContainerEl.innerHTML = "<img style='max-width:240px;' src='"+src+"'/>";
  };

  ns.GifExportController.prototype.getSelectedDpi_ = function () {
    var radiosColl = this.uploadFormJQ.get(0).querySelectorAll("[name=gif-dpi]"),
        radios = Array.prototype.slice.call(radiosColl,0);
    var selectedRadios = radios.filter(function(radio) {return !!radio.checked;});

    if (selectedRadios.length == 1) {
      return selectedRadios[0].value;
    } else {
      throw "Unexpected error when retrieving selected dpi";
    }
  };

  ns.GifExportController.prototype.initRadioElements_ = function () {
    var dpis = [
      [1],
      [5],
      [10,true], //default
      [20],
    ];

    for (var i = 0 ; i < dpis.length ; i++) {
      var dpi = dpis[i];
      var radio = this.createRadioForDpi_(dpi);
      this.radioGroupEl.appendChild(radio);
    }
  };

  ns.GifExportController.prototype.createRadioForDpi_ = function (dpi) {
    var label = dpi[0]*this.piskelController.getWidth() + "x" + dpi[0]*this.piskelController.getHeight();
    var value = dpi[0];
    var radioHTML = pskl.utils.Template.replace(this.radioTemplate_, {value : value, label : label});
    var radio = pskl.utils.Template.createFromHTML(radioHTML);
    
    if (dpi[1]) {
      radio.getElementsByTagName("input")[0].setAttribute("checked", "checked");
    }

    return radio;
  };

  ns.GifExportController.prototype.blobToBase64_ = function(blob, cb) {
    var reader = new FileReader();
    reader.onload = function() {
      var dataUrl = reader.result;
      cb(dataUrl);
    };
    reader.readAsDataURL(blob);
  };

  ns.GifExportController.prototype.renderAsImageDataAnimatedGIF = function(dpi, fps, cb) {
    var gif = new window.GIF({
      workers: 2,
      quality: 10,
      width: this.piskelController.getWidth()*dpi,
      height: this.piskelController.getHeight()*dpi
    });

    for (var i = 0; i < this.piskelController.getFrameCount(); i++) {
      var frame = this.piskelController.getFrameAt(i);
      var renderer = new pskl.rendering.CanvasRenderer(frame, dpi);
      gif.addFrame(renderer.render(), {
        delay: 1000 / fps
      });
    }

    gif.on('finished', function(blob) {
      this.blobToBase64_(blob, cb);
    }.bind(this));

    gif.render();
  };
})();;(function () {
  var ns = $.namespace("pskl.controller");
  
  var settings = {
    user : {
      template : 'templates/settings-application.html',
      controller : ns.settings.ApplicationSettingsController
    },
    gif : {
      template : 'templates/settings-export-gif.html',
      controller : ns.settings.GifExportController
    }
  };

  var SEL_SETTING_CLS = 'has-expanded-drawer';
  var EXP_DRAWER_CLS = 'expanded';

  ns.SettingsController = function (piskelController) {
    this.piskelController = piskelController;
    this.drawerContainer = document.getElementById("drawer-container");
    this.settingsContainer = $('[data-pskl-controller=settings]');
    this.expanded = false;
    this.currentSetting = null;
  };

  /**
   * @public
   */
  ns.SettingsController.prototype.init = function() {
    // Expand drawer when clicking 'Settings' tab.
    $('[data-setting]').click(function(evt) {
      var el = evt.originalEvent.currentTarget;
      var setting = el.getAttribute("data-setting");
      if (this.currentSetting != setting) {
        this.loadSetting(setting);
      } else {
        this.closeDrawer();
      }
    }.bind(this));

    $('body').click(function (evt) {
      var isInSettingsContainer = $.contains(this.settingsContainer.get(0), evt.target);
      if (this.expanded && !isInSettingsContainer) {
        this.closeDrawer();
      }
    }.bind(this));
  };

  ns.SettingsController.prototype.loadSetting = function (setting) {
    this.drawerContainer.innerHTML = pskl.utils.Template.get(settings[setting].template);
    (new settings[setting].controller(this.piskelController)).init();
    
    this.settingsContainer.addClass(EXP_DRAWER_CLS);
    
    $('.' + SEL_SETTING_CLS).removeClass(SEL_SETTING_CLS);
    $('[data-setting='+setting+']').addClass(SEL_SETTING_CLS);

    this.expanded = true;
    this.currentSetting = setting;
  };

  ns.SettingsController.prototype.closeDrawer = function () {
    this.settingsContainer.removeClass(EXP_DRAWER_CLS);
    $('.' + SEL_SETTING_CLS).removeClass(SEL_SETTING_CLS);

    this.expanded = false;
    this.currentSetting = null;
  };
  
})();;(function () {
  var ns = $.namespace("pskl.service");

  ns.LocalStorageService = function (piskelController) {

    if(piskelController === undefined) {
      throw "Bad LocalStorageService initialization: <undefined piskelController>";
    }
    this.piskelController = piskelController;
    this.localStorageThrottler_ = null;
  };

  /**
   * @public
   */
  ns.LocalStorageService.prototype.init = function(piskelController) {
    $.subscribe(Events.LOCALSTORAGE_REQUEST, $.proxy(this.persistToLocalStorageRequest_, this));
  };

  /**
   * @private
   */
  ns.LocalStorageService.prototype.persistToLocalStorageRequest_ = function () {
    // Persist to localStorage when drawing. We throttle localStorage accesses
    // for high frequency drawing (eg mousemove).
    if(this.localStorageThrottler_ !== null) {
      window.clearTimeout(this.localStorageThrottler_);
    }
    this.localStorageThrottler_ = window.setTimeout($.proxy(function() {
      this.persistToLocalStorage_();
      this.localStorageThrottler_ = null;
    }, this), 1000);
  };

  /**
   * @private
   */
  ns.LocalStorageService.prototype.persistToLocalStorage_ = function() {
    
    console.log('[LocalStorage service]: Snapshot stored');
    window.localStorage.snapShot = this.piskelController.serialize();
  };

  /**
   * @private
   */
  ns.LocalStorageService.prototype.restoreFromLocalStorage_ = function() {

    this.piskelController.deserialize(window.localStorage.snapShot);
    this.piskelController.setCurrentFrameIndex(0);
  };

  /**
   * @private
   */
  ns.LocalStorageService.prototype.cleanLocalStorage_ = function() {
    console.log('[LocalStorage service]: Snapshot removed');
    delete window.localStorage.snapShot;
  };

  /**
   * @public
   */
  ns.LocalStorageService.prototype.displayRestoreNotification = function() {
    if(window.localStorage && window.localStorage.snapShot) {
      var reloadLink = "<a href='#' class='localstorage-restore onclick='pskl.app.restoreFromLocalStorage()'>reload</a>";
      var discardLink = "<a href='#' class='localstorage-discard' onclick='pskl.app.cleanLocalStorage()'>discard</a>";
      var content = "Non saved version found. " + reloadLink + " or " + discardLink;

      $.publish(Events.SHOW_NOTIFICATION, [{
        "content": content,
        "behavior": $.proxy(function(rootNode) {
          rootNode = $(rootNode);
          rootNode.click($.proxy(function(evt) {
            var target = $(evt.target);
            if(target.hasClass("localstorage-restore")) {
              this.restoreFromLocalStorage_();
            }
            else if (target.hasClass("localstorage-discard")) {
              this.cleanLocalStorage_();
            }
            $.publish(Events.HIDE_NOTIFICATION);
          }, this));
        }, this)
      }]);
    }
  };
})();;(function () {
  var ns = $.namespace("pskl.service");
  ns.HistoryService = function (piskelController) {
    this.piskelController = piskelController; 
  };

  ns.HistoryService.prototype.init = function () {
    
    $.subscribe(Events.TOOL_RELEASED, this.saveState.bind(this));
    $.subscribe(Events.UNDO, this.undo.bind(this));
    $.subscribe(Events.REDO, this.redo.bind(this));
  };

  ns.HistoryService.prototype.saveState = function () {
    this.piskelController.getCurrentFrame().saveState();
  };

  ns.HistoryService.prototype.undo = function () {
    this.piskelController.getCurrentFrame().loadPreviousState();
    $.publish(Events.FRAMESHEET_RESET);
  };

  ns.HistoryService.prototype.redo = function () {
    this.piskelController.getCurrentFrame().loadNextState();
    $.publish(Events.FRAMESHEET_RESET);
  };

})();;(function () {
  var ns = $.namespace("pskl.service");

  ns.KeyboardEventService = function () {};

  /**
   * @private
   */
  ns.KeyboardEventService.prototype.KeyboardActions_ = {

    "ctrl" : {
      "z" : Events.UNDO,
      "y" : Events.REDO,
      "x" : Events.CUT,
      "c" : Events.COPY,
      "v" : Events.PASTE
    }
  };

  /**
   * @private
   */
  ns.KeyboardEventService.prototype.CharCodeToKeyCodeMap_ = {

    90 : "z",
    89 : "y",
    88 : "x",
    67 : "c",
    86 : "v"
  };

  /**
   * @private
   */
  ns.KeyboardEventService.prototype.onKeyUp_ = function(evt) {
    var isMac = false;
    if (navigator.appVersion.indexOf("Mac")!=-1) {
      // Welcome in mac world where vowels are consons and meta used instead of ctrl:
      isMac = true;
    }
    
    if (isMac ? evt.metaKey : evt.ctrlKey) {
      // Get key pressed:
      var letter = this.CharCodeToKeyCodeMap_[evt.which];
      if(letter) {
        var eventToTrigger = this.KeyboardActions_.ctrl[letter];
        if(eventToTrigger) {
          $.publish(eventToTrigger);

          evt.preventDefault();
          return false;
        }
      }
    }
  };

  /**
   * @public
   */
  ns.KeyboardEventService.prototype.init = function() {
    $(document.body).keydown($.proxy(this.onKeyUp_, this));
  };
  
})();;(function () {
  var ns = $.namespace("pskl.service");
  ns.ImageUploadService = function () {
    this.serviceUrl_ = "http://screenletstore.appspot.com/__/upload";
  };

  ns.ImageUploadService.prototype.init = function () {
    // service interface 
  };

  /**
   * Upload a base64 image data to distant service. If successful, will call provided callback with the image URL as first argument;
   * @param {String} imageData base64 image data (such as the return value of canvas.toDataUrl())
   * @param {Function} cbSuccess success callback. 1st argument will be the uploaded image URL
   * @param {Function} cbError error callback 
   */
  ns.ImageUploadService.prototype.upload = function (imageData, cbSuccess, cbError) {
    var xhr = new XMLHttpRequest();
    var formData = new FormData();
    formData.append('data', imageData);
    xhr.open('POST', this.serviceUrl_, true);
    xhr.onload = function (e) {
      if (this.status == 200) {
        var imageUrl = "http://screenletstore.appspot.com/img/" + this.responseText; 
        cbSuccess(imageUrl);
      } else {
        cbError();
      }
    };

    xhr.send(formData);
  };
  
})();;/*
 * @provide pskl.drawingtools.BaseTool
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.BaseTool = function() {};

  ns.BaseTool.prototype.applyToolAt = function(col, row, color, frame, overlay) {};
  
  ns.BaseTool.prototype.moveToolAt = function(col, row, color, frame, overlay) {};

  ns.BaseTool.prototype.moveUnactiveToolAt = function(col, row, color, frame, overlay) {
    if (overlay.containsPixel(col, row)) {
      if (!isNaN(this.highlightedPixelCol) &&
        !isNaN(this.highlightedPixelRow) &&
        (this.highlightedPixelRow != row ||
          this.highlightedPixelCol != col)) {

        // Clean the previously highlighted pixel:
        overlay.clear();
      }

      // Show the current pixel targeted by the tool:
      overlay.setPixel(col, row, Constants.TOOL_TARGET_HIGHLIGHT_COLOR);

      this.highlightedPixelCol = col;
      this.highlightedPixelRow = row; 
    }
  };

  ns.BaseTool.prototype.releaseToolAt = function(col, row, color, frame, overlay) {};

  /**
   * Bresenham line algorihtm: Get an array of pixels from
   * start and end coordinates.
   *
   * http://en.wikipedia.org/wiki/Bresenham's_line_algorithm
   * http://stackoverflow.com/questions/4672279/bresenham-algorithm-in-javascript
   *
   * @private
   */
  ns.BaseTool.prototype.getLinePixels_ = function(x0, x1, y0, y1) {
    
    var pixels = [];
    var dx = Math.abs(x1-x0);
    var dy = Math.abs(y1-y0);
    var sx = (x0 < x1) ? 1 : -1;
    var sy = (y0 < y1) ? 1 : -1;
    var err = dx-dy;

    while(true){

      // Do what you need to for this
      pixels.push({"col": x0, "row": y0});

      if ((x0==x1) && (y0==y1)) break;
      var e2 = 2*err;
      if (e2>-dy){
        err -= dy;
        x0  += sx;
      }
      if (e2 < dx) {
        err += dx;
        y0  += sy;
      }
    }
    return pixels;
  };
})();
;/*
 * @provide pskl.drawingtools.SimplePen
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.SimplePen = function() {
    this.toolId = "tool-pen";
    this.helpText = "Pen tool";

    this.previousCol = null;
    this.previousRow = null;

  };

  pskl.utils.inherit(ns.SimplePen, ns.BaseTool);
  
  /**
   * @override
   */
  ns.SimplePen.prototype.applyToolAt = function(col, row, color, frame, overlay) {
    if (frame.containsPixel(col, row)) {
      frame.setPixel(col, row, color);
    }
    this.previousCol = col;
    this.previousRow = row;
  };

  ns.SimplePen.prototype.moveToolAt = function(col, row, color, frame, overlay) {
    if((Math.abs(col - this.previousCol) > 1) || (Math.abs(row - this.previousRow) > 1)) {
      // The pen movement is too fast for the mousemove frequency, there is a gap between the
      // current point and the previously drawn one.
      // We fill the gap by calculating missing dots (simple linear interpolation) and draw them.
      var interpolatedPixels = this.getLinePixels_(col, this.previousCol, row, this.previousRow);
      for(var i=0, l=interpolatedPixels.length; i<l; i++) {
        var coords = interpolatedPixels[i];
        this.applyToolAt(coords.col, coords.row, color, frame, overlay);
      }
    }
    else {
      this.applyToolAt(col, row, color, frame, overlay);
    }

    this.previousCol = col;
    this.previousRow = row;
  };
})();
;(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.VerticalMirrorPen = function() {
    this.toolId = "tool-vertical-mirror-pen";
    this.helpText = "vertical mirror pen tool";

    this.swap = null;
    this.mirroredPreviousCol = null;
    this.mirroredPreviousRow = null;
  };

  pskl.utils.inherit(ns.VerticalMirrorPen, ns.SimplePen);
  

  ns.VerticalMirrorPen.prototype.setMirrorContext = function() {
    this.swap = this.previousCol;
    this.previousCol = this.mirroredPreviousCol;
  };

  ns.VerticalMirrorPen.prototype.unsetMirrorContext = function() {
    this.mirroredPreviousCol = this.previousCol;
    this.previousCol = this.swap;
  };

  /**
   * @override
   */
  ns.VerticalMirrorPen.prototype.applyToolAt = function(col, row, color, frame, overlay) {
    this.superclass.applyToolAt.call(this, col, row, color, frame, overlay);

    var mirroredCol = this.getSymmetricCol_(col, frame);
    this.mirroredPreviousCol = mirroredCol;

    this.setMirrorContext();
    this.superclass.applyToolAt.call(this, mirroredCol, row, color, frame, overlay);
    this.unsetMirrorContext();
  };

  /**
   * @private
   */
  ns.VerticalMirrorPen.prototype.getSymmetricCol_ = function(col, frame) {
    return frame.getWidth() - col - 1; 
  };
})();
;/*
 * @provide pskl.drawingtools.Eraser
 *
 * @require Constants
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.Eraser = function() {
    this.toolId = "tool-eraser";
    this.helpText = "Eraser tool";
  };

  pskl.utils.inherit(ns.Eraser, ns.SimplePen);

  /**
   * @override
   */
  ns.Eraser.prototype.applyToolAt = function(col, row, color, frame, overlay) {
    this.superclass.applyToolAt.call(this, col, row, Constants.TRANSPARENT_COLOR, frame, overlay);
  };
})();;/*
 * @provide pskl.drawingtools.Stroke
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.Stroke = function() {
    this.toolId = "tool-stroke";
    this.helpText = "Stroke tool";

    // Stroke's first point coordinates (set in applyToolAt)
    this.startCol = null;
    this.startRow = null;
  };

  pskl.utils.inherit(ns.Stroke, ns.BaseTool);
  
  /**
   * @override
   */
  ns.Stroke.prototype.applyToolAt = function(col, row, color, frame, overlay) {
    this.startCol = col;
    this.startRow = row;
    
    // When drawing a stroke we don't change the model instantly, since the
    // user can move his cursor to change the stroke direction and length
    // dynamically. Instead we draw the (preview) stroke in a fake canvas that
    // overlay the drawing canvas.
    // We wait for the releaseToolAt callback to impact both the
    // frame model and canvas rendering.

    // The fake canvas where we will draw the preview of the stroke:
    // Drawing the first point of the stroke in the fake overlay canvas:
    overlay.setPixel(col, row, color);
  };

  ns.Stroke.prototype.moveToolAt = function(col, row, color, frame, overlay) {
    overlay.clear();

    // When the user moussemove (before releasing), we dynamically compute the 
    // pixel to draw the line and draw this line in the overlay canvas:
    var strokePoints = this.getLinePixels_(this.startCol, col, this.startRow, row);
    
    // Drawing current stroke:
    for(var i = 0; i< strokePoints.length; i++) {

      if(color == Constants.TRANSPARENT_COLOR) {
        // When mousemoving the stroke tool, we draw in the canvas overlay above the drawing canvas.
        // If the stroke color is transparent, we won't be
        // able to see it during the movement.
        // We set it to a semi-opaque white during the tool mousemove allowing to see colors below the stroke.
        // When the stroke tool will be released, It will draw a transparent stroke, 
        // eg deleting the equivalent of a stroke.    
        color = Constants.SELECTION_TRANSPARENT_COLOR;
      }     
      overlay.setPixel(strokePoints[i].col, strokePoints[i].row, color);
    }
  };

  /**
   * @override
   */
  ns.Stroke.prototype.releaseToolAt = function(col, row, color, frame, overlay) {
    // If the stroke tool is released outside of the canvas, we cancel the stroke:
    // TODO: Mutualize this check in common method
    if(frame.containsPixel(col, row)) {
      // The user released the tool to draw a line. We will compute the pixel coordinate, impact
      // the model and draw them in the drawing canvas (not the fake overlay anymore)
      var strokePoints = this.getLinePixels_(this.startCol, col, this.startRow, row);
      for(var i = 0; i< strokePoints.length; i++) {
        // Change model:
        frame.setPixel(strokePoints[i].col, strokePoints[i].row, color);
      }
    } 
    // For now, we are done with the stroke tool and don't need an overlay anymore:
    overlay.clear();   
  };
})();
;/*
 * @provide pskl.drawingtools.PaintBucket
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.PaintBucket = function() {
    this.toolId = "tool-paint-bucket";
    this.helpText = "Paint bucket tool";
  };

  pskl.utils.inherit(ns.PaintBucket, ns.BaseTool);

  /**
   * @override
   */
  ns.PaintBucket.prototype.applyToolAt = function(col, row, color, frame, overlay) {

    pskl.PixelUtils.paintSimilarConnectedPixelsFromFrame(frame, col, row, color);
  };
})();













;/*
 * @provide pskl.drawingtools.Rectangle
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.Rectangle = function() {
    this.toolId = "tool-rectangle";
    this.helpText = "Rectangle tool";
    
    // Rectangle's first point coordinates (set in applyToolAt)
    this.startCol = null;
    this.startRow = null;
  };

  pskl.utils.inherit(ns.Rectangle, ns.BaseTool);
  
  /**
   * @override
   */
  ns.Rectangle.prototype.applyToolAt = function(col, row, color, frame, overlay) {
    this.startCol = col;
    this.startRow = row;
    
    // Drawing the first point of the rectangle in the fake overlay canvas:
    overlay.setPixel(col, row, color);
  };

  ns.Rectangle.prototype.moveToolAt = function(col, row, color, frame, overlay) {
    overlay.clear();
    if(color == Constants.TRANSPARENT_COLOR) {
      color = Constants.SELECTION_TRANSPARENT_COLOR;
    }

    // draw in overlay
    this.drawRectangle_(col, row, color, overlay);
  };

  /**
   * @override
   */
  ns.Rectangle.prototype.releaseToolAt = function(col, row, color, frame, overlay) {    
    overlay.clear();
    if(frame.containsPixel(col, row)) { // cancel if outside of canvas
      // draw in frame to finalize
      this.drawRectangle_(col, row, color, frame);
    }
  };

  ns.Rectangle.prototype.drawRectangle_ = function (col, row, color, targetFrame) {
    var strokePoints = pskl.PixelUtils.getBoundRectanglePixels(this.startCol, this.startRow, col, row);
    for(var i = 0; i< strokePoints.length; i++) {
      // Change model:
      targetFrame.setPixel(strokePoints[i].col, strokePoints[i].row, color);
    }
  };
})();
;/*
 * @provide pskl.drawingtools.Circle
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.Circle = function() {
    this.toolId = "tool-circle";
    this.helpText = "Circle tool";
    
    // Circle's first point coordinates (set in applyToolAt)
    this.startCol = null;
    this.startRow = null;
  };

  pskl.utils.inherit(ns.Circle, ns.BaseTool);
  
  /**
   * @override
   */
  ns.Circle.prototype.applyToolAt = function(col, row, color, frame, overlay) {
    this.startCol = col;
    this.startRow = row;
    
    // Drawing the first point of the rectangle in the fake overlay canvas:
    overlay.setPixel(col, row, color);
  };

  ns.Circle.prototype.moveToolAt = function(col, row, color, frame, overlay) {
    overlay.clear();
    if(color == Constants.TRANSPARENT_COLOR) {
      color = Constants.SELECTION_TRANSPARENT_COLOR;
    }

    // draw in overlay
    this.drawCircle_(col, row, color, overlay);
  };

  /**
   * @override
   */
  ns.Circle.prototype.releaseToolAt = function(col, row, color, frame, overlay) {   
    overlay.clear();
    if(frame.containsPixel(col, row)) { // cancel if outside of canvas
      // draw in frame to finalize
      this.drawCircle_(col, row, color, frame);
    }
  };

  ns.Circle.prototype.drawCircle_ = function (col, row, color, targetFrame) {
    var circlePoints = this.getCirclePixels_(this.startCol, this.startRow, col, row);
    for(var i = 0; i< circlePoints.length; i++) {
      // Change model:
      targetFrame.setPixel(circlePoints[i].col, circlePoints[i].row, color);
    }
  };

  ns.Circle.prototype.getCirclePixels_ = function (x0, y0, x1, y1) {
    var coords = pskl.PixelUtils.getOrderedRectangleCoordinates(x0, y0, x1, y1);
    var xC = (coords.x0 + coords.x1)/2;
    var yC = (coords.y0 + coords.y1)/2;
    
    var rX = coords.x1 - xC;
    var rY = coords.y1 - yC;

    var pixels = [];
    var x, y, angle;
    for (x = coords.x0 ; x < coords.x1 ; x++) {
      angle = Math.acos((x - xC)/rX);
      y = Math.round(rY * Math.sin(angle) + yC);
      pixels.push({"col": x, "row": y});
      pixels.push({"col": 2*xC - x, "row": 2*yC - y});
    }

    for (y = coords.y0 ; y < coords.y1 ; y++) {
      angle = Math.asin((y - yC)/rY);
      x = Math.round(rX * Math.cos(angle) + xC);
      pixels.push({"col": x, "row": y});
      pixels.push({"col": 2*xC - x, "row": 2*yC - y});
    }
    return pixels;
  };
})();
;/*
 * @provide pskl.drawingtools.Move
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.Move = function() {
    this.toolId = "tool-move";
    this.helpText = "Move tool";
    
    // Stroke's first point coordinates (set in applyToolAt)
    this.startCol = null;
    this.startRow = null;
  };

  pskl.utils.inherit(ns.Move, ns.BaseTool);
  
  /**
   * @override
   */
  ns.Move.prototype.applyToolAt = function(col, row, color, frame, overlay) {
    this.startCol = col;
    this.startRow = row;
    this.frameClone = frame.clone();
  };

  ns.Move.prototype.moveToolAt = function(col, row, color, frame, overlay) {  
    var colDiff = col - this.startCol, rowDiff = row - this.startRow;
    this.shiftFrame(colDiff, rowDiff, frame, this.frameClone);
  };

  ns.Move.prototype.shiftFrame = function (colDiff, rowDiff, frame, reference) {
    var color;
    for (var col = 0 ; col < frame.getWidth() ; col++) {
      for (var row = 0 ; row < frame.getHeight() ; row++) {
        if (reference.containsPixel(col - colDiff, row - rowDiff)) {
          color = reference.getPixel(col - colDiff, row - rowDiff);
        } else {
          color = Constants.TRANSPARENT_COLOR;
        }
        frame.setPixel(col, row, color);
      }
    }
  };

  /**
   * @override
   */
  ns.Move.prototype.releaseToolAt = function(col, row, color, frame, overlay) {
    this.moveToolAt(col, row, color, frame, overlay);
  };
})();
;/*
 * @provide pskl.drawingtools.BaseSelect
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.BaseSelect = function() {
    this.secondaryToolId = "tool-move";
    this.BodyRoot = $('body');
    
    // Select's first point coordinates (set in applyToolAt)
    this.startCol = null;
    this.startRow = null;
  };

  pskl.utils.inherit(ns.BaseSelect, ns.BaseTool);

  /**
   * @override
   */
  ns.BaseSelect.prototype.applyToolAt = function(col, row, color, frame, overlay) {
    this.startCol = col;
    this.startRow = row;
    
    this.lastCol = col;
    this.lastRow = row;
    
    // The select tool can be in two different state.
    // If the inital click of the tool is not on a selection, we go in "select"
    // mode to create a selection.
    // If the initial click is on a previous selection, we go in "moveSelection"
    // mode to allow to move the selection by drag'n dropping it.
    if(overlay.getPixel(col, row) != Constants.SELECTION_TRANSPARENT_COLOR) {
      
      this.mode = "select";
      this.onSelectStart_(col, row, color, frame, overlay);
    }
    else {

      this.mode = "moveSelection";
      this.onSelectionDragStart_(col, row, color, frame, overlay);
    }
  };

  /**
   * @override
   */
  ns.BaseSelect.prototype.moveToolAt = function(col, row, color, frame, overlay) {
    if(this.mode == "select") {
      
      this.onSelect_(col, row, color, frame, overlay);
    }
    else if(this.mode == "moveSelection") {
      
      this.onSelectionDrag_(col, row, color, frame, overlay);
    }
  };

  /**
   * @override
   */
  ns.BaseSelect.prototype.releaseToolAt = function(col, row, color, frame, overlay) {   
    if(this.mode == "select") {
      this.onSelectEnd_(col, row, color, frame, overlay);
    } else if(this.mode == "moveSelection") {
      
      this.onSelectionDragEnd_(col, row, color, frame, overlay);
    }
  };


  /**
   * If we mouseover the selection draw inside the overlay frame, show the 'move' cursor
   * instead of the 'select' one. It indicates that we can move the selection by dragndroping it.
   * @override
   */
  ns.BaseSelect.prototype.moveUnactiveToolAt = function(col, row, color, frame, overlay) {
    
    if(overlay.getPixel(col, row) != Constants.SELECTION_TRANSPARENT_COLOR) {
      // We're hovering the selection, show the move tool:
      this.BodyRoot.addClass(this.toolId);
      this.BodyRoot.removeClass(this.secondaryToolId);
    } else {
      // We're not hovering the selection, show create selection tool:
      this.BodyRoot.addClass(this.secondaryToolId);
      this.BodyRoot.removeClass(this.toolId);
    }
  };

  /**
   * For each pixel in the selection draw it in white transparent on the tool overlay
   * @protected
   */
  ns.BaseSelect.prototype.drawSelectionOnOverlay_ = function (selection, overlay) {
    var pixels = selection.pixels;
    for(var i=0, l=pixels.length; i<l; i++) {
      overlay.setPixel(pixels[i].col, pixels[i].row, Constants.SELECTION_TRANSPARENT_COLOR);
    }
  };

  /**
   * Move the overlay frame filled with semi-transparent pixels that represent the selection.
   * @private
   */
  ns.BaseSelect.prototype.shiftOverlayFrame_ = function (colDiff, rowDiff, overlayFrame, reference) {
    var color;
    for (var col = 0 ; col < overlayFrame.getWidth() ; col++) {
      for (var row = 0 ; row < overlayFrame.getHeight() ; row++) {
        if (reference.containsPixel(col - colDiff, row - rowDiff)) {
          color = reference.getPixel(col - colDiff, row - rowDiff);
        } else {
          color = Constants.TRANSPARENT_COLOR;
        }
        overlayFrame.setPixel(col, row, color);
      }
    }
  };


  // The list of callbacks to implement by specialized tools to implement the selection creation behavior.
  /** @protected */
  ns.BaseSelect.prototype.onSelectStart_ = function (col, row, color, frame, overlay) {};
  /** @protected */
  ns.BaseSelect.prototype.onSelect_ = function (col, row, color, frame, overlay) {};
  /** @protected */
  ns.BaseSelect.prototype.onSelectEnd_ = function (col, row, color, frame, overlay) {};


  // The list of callbacks that define the drag'n drop behavior of the selection.
  /** @private */
  ns.BaseSelect.prototype.onSelectionDragStart_ = function (col, row, color, frame, overlay) {
    // Since we will move the overlayFrame in which  the current selection is rendered,
    // we clone it to have a reference for the later shifting process.
    this.overlayFrameReference = overlay.clone();
  };
  
  /** @private */
  ns.BaseSelect.prototype.onSelectionDrag_ = function (col, row, color, frame, overlay) {
    var deltaCol = col - this.lastCol;
    var deltaRow = row - this.lastRow;
    
    var colDiff = col - this.startCol, rowDiff = row - this.startRow;
    
    // Shifting selection on overlay frame:
    this.shiftOverlayFrame_(colDiff, rowDiff, overlay, this.overlayFrameReference);

    // Update selection model:
    $.publish(Events.SELECTION_MOVE_REQUEST, [deltaCol, deltaRow]);

    this.lastCol = col;
    this.lastRow = row; 
  };

  /** @private */
  ns.BaseSelect.prototype.onSelectionDragEnd_ = function (col, row, color, frame, overlay) {
    this.onSelectionDrag_(col, row, color, frame, overlay);
  };
})();
;/*
 * @provide pskl.drawingtools.RectangleSelect
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.RectangleSelect = function() {
    this.toolId = "tool-rectangle-select";
    this.helpText = "Rectangle selection tool";
    
    ns.BaseSelect.call(this);
  };

  pskl.utils.inherit(ns.RectangleSelect, ns.BaseSelect);
  

  /**
   * @override
   */
  ns.RectangleSelect.prototype.onSelectStart_ = function (col, row, color, frame, overlay) {
    // Drawing the first point of the rectangle in the fake overlay canvas:
    overlay.setPixel(col, row, color);
  };

  /**
   * When creating the rectangle selection, we clear the current overlayFrame and
   * redraw the current rectangle based on the orgin coordinate and
   * the current mouse coordiinate in sprite.
   * @override
   */
  ns.RectangleSelect.prototype.onSelect_ = function (col, row, color, frame, overlay) {
    overlay.clear();
    if(this.startCol == col &&this.startRow == row) {
      $.publish(Events.SELECTION_DISMISSED);
    } else {
      var selection = new pskl.selection.RectangularSelection(
        this.startCol, this.startRow, col, row);
      $.publish(Events.SELECTION_CREATED, [selection]);
      this.drawSelectionOnOverlay_(selection, overlay);
    }
  };

  /**
   * @override
   */
  ns.RectangleSelect.prototype.onSelectEnd_ = function (col, row, color, frame, overlay) {
    this.onSelect_(col, row, color, frame, overlay);
  };

})();
;/*
 * @provide pskl.drawingtools.ShapeSelect
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.ShapeSelect = function() {
    this.toolId = "tool-shape-select";
    this.helpText = "Shape selection tool";
    
    ns.BaseSelect.call(this);
  };

  pskl.utils.inherit(ns.ShapeSelect, ns.BaseSelect);
  
  /**
   * For the shape select tool, you just need to click one time to create a selection.
   * So we jsut need to implement onSelectStart_ (no need for onSelect_ & onSelectEnd_)
   * @override
   */
  ns.ShapeSelect.prototype.onSelectStart_ = function (col, row, color, frame, overlay) {
    // Clean previous selection:
    $.publish(Events.SELECTION_DISMISSED);
    overlay.clear();
    
    // From the pixel cliked, get shape using an algorithm similar to the paintbucket one:
    var pixels = pskl.PixelUtils.getSimilarConnectedPixelsFromFrame(frame, col, row);
    var selection = new pskl.selection.ShapeSelection(pixels);

    $.publish(Events.SELECTION_CREATED, [selection]);
    this.drawSelectionOnOverlay_(selection, overlay);
  };

})();
;/*
 * @provide pskl.drawingtools.ColorPicker
 *
 * @require pskl.utils
 */
(function() {
  var ns = $.namespace("pskl.drawingtools");

  ns.ColorPicker = function() {
    this.toolId = "tool-colorpicker";
    this.helpText = "Color picker";
  };

  pskl.utils.inherit(ns.ColorPicker, ns.BaseTool);
  
  /**
   * @override
   */
  ns.ColorPicker.prototype.applyToolAt = function(col, row, color, frame, overlay, context) {
    if (frame.containsPixel(col, row)) {
      var sampledColor = frame.getPixel(col, row);
      if (context.button == Constants.LEFT_BUTTON) {
        $.publish(Events.PRIMARY_COLOR_SELECTED, [sampledColor]);
      } else if (context.button == Constants.RIGHT_BUTTON) {
        $.publish(Events.SECONDARY_COLOR_SELECTED, [sampledColor]);
      }
    }
  };
})();
;/**
 * @require Constants
 * @require Events
 */
(function () {
  var ns = $.namespace("pskl");
  /**
   * Main application controller
   */
  ns.app = {

    init : function () {
      var size = this.readSizeFromURL_();
      var piskel = new pskl.model.Piskel(size.width, size.height, Constants.DEFAULT.FPS);

      var layer = new pskl.model.Layer("Layer 1");
      var frame = new pskl.model.Frame(size.width, size.height);
      layer.addFrame(frame);

      piskel.addLayer(layer);

      this.piskelController = new pskl.controller.PiskelController(piskel);

      this.drawingController = new pskl.controller.DrawingController(this.piskelController, $('#drawing-canvas-container'));
      this.drawingController.init();

      this.animationController = new pskl.controller.AnimatedPreviewController(this.piskelController, $('#preview-canvas-container'));
      this.animationController.init();
      
      this.previewsController = new pskl.controller.PreviewFilmController(this.piskelController, $('#preview-list'));
      this.previewsController.init();
      
      this.layersController = new pskl.controller.LayersController(this.piskelController);
      this.layersController.init();

      this.settingsController = new pskl.controller.SettingsController(this.piskelController);
      this.settingsController.init();

      this.selectionManager = new pskl.selection.SelectionManager(this.piskelController);
      this.selectionManager.init();

      this.historyService = new pskl.service.HistoryService(this.piskelController);
      this.historyService.init();

      this.keyboardEventService = new pskl.service.KeyboardEventService();
      this.keyboardEventService.init();

      this.notificationController = new pskl.controller.NotificationController();
      this.notificationController.init();

      this.localStorageService = new pskl.service.LocalStorageService(this.piskelController);
      this.localStorageService.init();

      this.imageUploadService = new pskl.service.ImageUploadService();
      this.imageUploadService.init();

      this.toolController = new pskl.controller.ToolController();
      this.toolController.init();
      
      this.paletteController = new pskl.controller.PaletteController();
      this.paletteController.init();

      var drawingLoop = new pskl.rendering.DrawingLoop();
      drawingLoop.addCallback(this.render, this);
      drawingLoop.start();

      this.initBootstrapTooltips_();
      
      
      /**
       * True when piskel is running in static mode (no back end needed).
       * When started from APP Engine, appEngineToken_ (Boolean) should be set on window.pskl
       */
      this.isStaticVersion = !pskl.appEngineToken_;

      if (this.isStaticVersion) {
        var framesheetId = this.readFramesheetIdFromURL_();
        if (framesheetId) {
          $.publish(Events.SHOW_NOTIFICATION, [{
            "content" : "Loading animation with id : [" + framesheetId + "]"
          }]);
          this.loadFramesheetFromService(framesheetId);
        } else {
          this.localStorageService.displayRestoreNotification();
        }
      } else {
        if (pskl.framesheetData_ && pskl.framesheetData_.content) {
          this.piskelController.load(pskl.framesheetData_.content);
          pskl.app.animationController.setFPS(pskl.framesheetData_.fps);
        }
      }
    },

    initBootstrapTooltips_ : function () {
      $('body').tooltip({
        selector: '[rel=tooltip]'
      });
    },

    render : function (delta) {
      this.drawingController.render(delta);
      this.animationController.render(delta);
      this.previewsController.render(delta);
    },
    
    readSizeFromURL_ : function () {
      var sizeParam = this.readUrlParameter_("size"),
        size;
      // parameter expected as size=64x48 => size=widthxheight
      var parts = sizeParam.split("x");
      if (parts && parts.length == 2 && !isNaN(parts[0]) && !isNaN(parts[1])) {
        var width = parseInt(parts[0], 10),
          height = parseInt(parts[1], 10);

        size = {
          height : Math.min(height, Constants.MAX_HEIGHT),
          width : Math.min(width, Constants.MAX_WIDTH)
        };
      } else {
        size = {
          height : Constants.DEFAULT.HEIGHT,
          width : Constants.DEFAULT.WIDTH
        };
      }
      return size;
    },

    readFramesheetIdFromURL_ : function () {
      return this.readUrlParameter_("frameId");
    },

    readUrlParameter_ : function (paramName) {
      var searchString = window.location.search.substring(1),
        i, val, params = searchString.split("&");

      for (i = 0; i < params.length; i++) {
        val = params[i].split("=");
        if (val[0] == paramName) {
          return window.unescape(val[1]);
        }
      }
      return "";
    },

    loadFramesheetFromService : function (frameId) {
      var xhr = new XMLHttpRequest();
      xhr.open('GET', Constants.PISKEL_SERVICE_URL + '/get?l=' + frameId, true);
      xhr.responseType = 'text';
      var piskelController = this.piskelController;
      xhr.onload = function (e) {
        var res = JSON.parse(this.responseText);
        piskelController.deserialize(JSON.stringify(res.framesheet));
        pskl.app.animationController.setFPS(res.fps);
        $.publish(Events.HIDE_NOTIFICATION);
      };

      xhr.onerror = function () {
        $.publish(Events.HIDE_NOTIFICATION);
      };

      xhr.send();
    },

    getFirstFrameAsPNGData_ : function () {
      throw 'getFirstFrameAsPNGData_ not implemented';
    },

    // TODO(julz): Create package ?
    storeSheet : function (event) {
      var xhr = new XMLHttpRequest();
      var formData = new FormData();
      formData.append('framesheet_content', this.piskelController.serialize());
      formData.append('fps_speed', $('#preview-fps').val());

      if (this.isStaticVersion) {
        // anonymous save on old app-engine backend
        xhr.open('POST', Constants.PISKEL_SERVICE_URL + "/store", true);
      } else {
        // additional values only used with latest app-engine backend
        formData.append('name', $('#piskel-name').val());
        formData.append('frames', this.piskelController.getFrameCount());
        
        // Get image/png data for first frame
        formData.append('preview', this.getFirstFrameAsPNGData_());

        var imageData = (new pskl.rendering.SpritesheetRenderer(this.piskelController)).renderAsImageDataSpritesheetPNG();
        formData.append('framesheet', imageData);

        xhr.open('POST', "save", true);
      }
     
      xhr.onload = function(e) {
        if (this.status == 200) {
          if (pskl.app.isStaticVersion) {
            var baseUrl = window.location.href.replace(window.location.search, "");
            window.location.href = baseUrl + "?frameId=" + this.responseText;
          } else {
            $.publish(Events.SHOW_NOTIFICATION, [{"content": "Successfully saved !"}]);
          }
        } else {
          this.onerror(e);
        }
      };
      xhr.onerror = function(e) {
        $.publish(Events.SHOW_NOTIFICATION, [{"content": "Saving failed ("+this.status+")"}]);
      };
      xhr.send(formData);

      if(event) {
        event.stopPropagation();
        event.preventDefault();
      }
      return false;
    },

    uploadAsSpritesheetPNG : function () {
      var imageData = (new pskl.rendering.SpritesheetRenderer(this.piskelController)).renderAsImageDataSpritesheetPNG();
      this.imageUploadService.upload(imageData, this.openWindow.bind(this));
    },

    openWindow : function (url) {
      var options = [
        "dialog=yes", "scrollbars=no", "status=no",
        "width=" + this.piskelController.getWidth() * this.piskelController.getFrameCount(),
        "height=" + this.piskelController.getHeight()
      ].join(",");

      window.open(url, "piskel-export", options);
    }
  };
})();