Index: branches/RC/core/admin_templates/js/script.js
===================================================================
diff -u -r10513 -r10719
--- branches/RC/core/admin_templates/js/script.js	(.../script.js)	(revision 10513)
+++ branches/RC/core/admin_templates/js/script.js	(.../script.js)	(revision 10719)
@@ -1203,9 +1203,9 @@
 	function deleteCookie($Name)
 	{
 		// deletes cookie
-		if (getCookie($Name))
-	    {
-	    	document.cookie = $Name+'=; expires=Thu, 01-Jan-70 00:00:01 GMT; path=/';
+		if (getCookie($Name)) {
+	    	var d = new Date();
+			document.cookie = $Name + '=;expires=' + d.toGMTString() + ';' + ';';
 	    }
 	}