Index: /CKEditor/trunk/CHANGES.html
===================================================================
--- /CKEditor/trunk/CHANGES.html	(revision 5320)
+++ /CKEditor/trunk/CHANGES.html	(revision 5321)
@@ -116,4 +116,5 @@
 		<li><a href="http://dev.fckeditor.net/ticket/4197">#4197</a> : Fixing format combo don't hide when editor blur on Safari.</li>
 		<li><a href="http://dev.fckeditor.net/ticket/5401">#5401</a> : The context menu break layout with Office2003 and V2 skin on IE quirks mode.</li>
+		<li><a href="http://dev.fckeditor.net/ticket/4825">#4825</a> : Fixing browser context menu is opened when clicking right mouse button twice.</li>
 		<li>Updated the following language files:<ul>
 			<li>Faroese;</li>
Index: /CKEditor/trunk/_source/plugins/panel/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/panel/plugin.js	(revision 5320)
+++ /CKEditor/trunk/_source/plugins/panel/plugin.js	(revision 5321)
@@ -228,4 +228,7 @@
 				: this._.holder;
 
+		// Disable context menu for block panel.
+		holder.getParent().getParent().disableContextMenu();
+		
 		if ( current )
 		{