Fixed: Click-to-hide mishandles URLs with leading //

include.postload.js

 /*
  * This file is part of the Adblock Plus extension,
  * Copyright (C) 2006-2012 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 322 matching lines @@
 // Converts relative to absolute URL
 // e.g.: foo.swf on http://example.com/whatever/bar.html
 //  -> http://example.com/whatever/foo.swf
 function relativeToAbsoluteUrl(url)
 {
   // If URL is already absolute, don't mess with it
   if (!url || /^[\w\-]+:/i.test(url))
     return url;
 
   // Leading / means absolute path
-  if(url[0] == '/')
-    return document.location.protocol + "//" + document.location.host + url;
+  // Leading // means network path
+  if (url[0] == '/')
+  {
+    if (url[1] == '/')
+      return document.location.protocol + url;
+    else
+      return document.location.protocol + "//" + document.location.host + url;
+  }
 
   // Remove filename and add relative URL to it
   var base = document.baseURI.match(/.+\//);
-  if(!base)
+  if (!base)
     return document.baseURI + "/" + url;
   return base[0] + url;
 }
 
 // This function Copyright (c) 2008 Jeni Tennison, from jquery.uri.js
 // and licensed under the MIT license. See jquery-*.min.js for details.
 function removeDotSegments(u) {
   var r = '', m = [];
   if (/\./.test(u)) {
     while (u !== undefined && u !== '') {
@@ skipping 188 matching lines @@
 
           clickHide_deactivate();
         }
         break;
       default:
         sendResponse({});
         break;
     }
   });
 }