Index: branches/5.1.x/core/units/admin/admin_events_handler.php
===================================================================
diff -u -N -r14402 -r14440
--- branches/5.1.x/core/units/admin/admin_events_handler.php	(.../admin_events_handler.php)	(revision 14402)
+++ branches/5.1.x/core/units/admin/admin_events_handler.php	(.../admin_events_handler.php)	(revision 14440)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: admin_events_handler.php 14402 2011-06-28 15:22:48Z alex $
+* @version	$Id: admin_events_handler.php 14440 2011-07-08 10:06:03Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -454,7 +454,17 @@
 	 */
 	function OnStartup(&$event)
 	{
+		if ( $this->Application->isAdmin ) {
+			return ;
+		}
 
+		$base_url = preg_quote($this->Application->BaseURL(), '/');
+		$referrer = isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '';
+
+		if ( $referrer && !preg_match('/^' . $base_url . '/', $referrer) ) {
+			$this->Application->Session->SetCookie('original_referrer', $referrer);
+			$this->Application->SetVar('original_referrer', $referrer);
+		}
 	}
 
 	/**