move notification to controller directory

js/controller/NotificationController.js

@@ -0,0 +1,39 @@
+/*
+ * @provide pskl.NotificationService
+ *
+ */
+$.namespace("pskl");
+
+pskl.NotificationService = (function() {
+
+	/**
+     * @private
+     */
+    var 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(removeMessage_);
+      if(messageInfo.behavior) messageInfo.behavior(message);
+    };
+
+    /**
+     * @private
+     */
+    var removeMessage_ = function (evt) {
+      var message = $("#user-message");
+      if (message.length) {
+        message.remove();
+      }
+    };
+
+	return {
+		init: function() {
+			$.subscribe(Events.SHOW_NOTIFICATION, displayMessage_);
+			$.subscribe(Events.HIDE_NOTIFICATION, removeMessage_);
+		}
+	};
+})();