Index: branches/5.2.x/core/kernel/managers/hook_manager.php
===================================================================
diff -u -N -r14428 -r15130
--- branches/5.2.x/core/kernel/managers/hook_manager.php	(.../hook_manager.php)	(revision 14428)
+++ branches/5.2.x/core/kernel/managers/hook_manager.php	(.../hook_manager.php)	(revision 15130)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: hook_manager.php 14428 2011-07-05 16:31:44Z alex $
+* @version	$Id: hook_manager.php 15130 2012-03-03 18:38:32Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2010 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -118,7 +118,7 @@
 	 * @param int $mode hBEFORE or hAFTER
 	 * @access public
 	 */
-	public function runHooks(&$event, $mode)
+	public function runHooks($event, $mode)
 	{
 		// * - get hooks that are valid with any special of given prefix
 		$hooks = array_merge(
@@ -169,7 +169,7 @@
 	 * @return Array
 	 * @access protected
 	 */
-	protected function &_getHooks(&$event, $mode, $event_key = null)
+	protected function &_getHooks($event, $mode, $event_key = null)
 	{
 		$hooks =& $this->getHooksByMode($mode);
 		$event_key = isset($event_key) ? $event_key : $event->getPrefixSpecial();