From 4aba46e2473aeee94d2bbae2dab56918e796570e Mon Sep 17 00:00:00 2001
From: Obexer Christoph <cobexer@gmail.com>
Date: Fri, 18 Nov 2011 12:30:20 +0100
Subject: [PATCH] fix origin check in IE

---
 src/Preload.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/Preload.js b/src/Preload.js
index 878cdf1..94f4034 100644
--- a/src/Preload.js
+++ b/src/Preload.js
@@ -12,7 +12,7 @@ html2canvas.Preload = function(element, opts){
         "proxy": "http://html2canvas.appspot.com/"
     },
     images = [],
-    pageOrigin = window.location.protocol + window.location.host,
+    pageOrigin,
     imagesLoaded = 0,
     methods,
     i,
@@ -22,6 +22,8 @@ html2canvas.Preload = function(element, opts){
     imgLen = domImages.length,
     link = doc.createElement("a");
     
+    link.href = window.location.href;
+    pageOrigin  = link.protocol + link.host;
     opts = opts || {};
     
     options = html2canvas.Util.Extend(opts, options);
@@ -32,8 +34,8 @@ html2canvas.Preload = function(element, opts){
     
     function isSameOrigin(url){
         link.href = url;
-        return ((link.protocol + link.host) === pageOrigin);
-        
+        var origin = link.protocol + link.host;
+        return ":" === origin || (origin === pageOrigin);
     }
     
     function getIndex(array,src){