Index: branches/5.2.x/units/links/links_event_handler.php
===================================================================
diff -u -N -r15135 -r15142
--- branches/5.2.x/units/links/links_event_handler.php	(.../links_event_handler.php)	(revision 15135)
+++ branches/5.2.x/units/links/links_event_handler.php	(.../links_event_handler.php)	(revision 15142)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: links_event_handler.php 15135 2012-03-03 19:05:16Z alex $
+* @version	$Id: links_event_handler.php 15142 2012-03-04 08:08:50Z alex $
 * @package	In-Link
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -60,7 +60,7 @@
 			if ( substr($event->Special, 0, 10) == 'duplicates' ) {
 				$object->removeFilter('category_filter');
 
-				$link_helper =& $this->Application->recallObject('LinkHelper');
+				$link_helper = $this->Application->recallObject('LinkHelper');
 				/* @var $link_helper LinkHelper */
 
 				$grouping = $link_helper->getGrouping($event->getPrefixSpecial());
@@ -75,7 +75,7 @@
 						break;
 
 					case 'duplicates-sub':
-						$main_object =& $this->Application->recallObject($event->Prefix . '.duplicates');
+						$main_object = $this->Application->recallObject($event->Prefix . '.duplicates');
 						/* @var $main_object kDBItem */
 
 						foreach ($grouping as $field_index => $group_field) {
@@ -105,7 +105,7 @@
 		 */
 		function OnMerge($event)
 		{
-			$link_helper =& $this->Application->recallObject('LinkHelper');
+			$link_helper = $this->Application->recallObject('LinkHelper');
 			/* @var $link_helper LinkHelper */
 
 			$grouping = $link_helper->getGrouping($event->getPrefixSpecial());
@@ -144,7 +144,7 @@
 			}
 
 			if ( !$groping_error ) {
-				$temp_handler =& $this->Application->recallObject($event->getPrefixSpecial() . '_TempHandler', 'kTempTablesHandler');
+				$temp_handler = $this->Application->recallObject($event->getPrefixSpecial() . '_TempHandler', 'kTempTablesHandler');
 				/* @var $temp_handler kTempTablesHandler */
 
 				$categories_sql = '	SELECT main_table.ResourceId, ci.CategoryId, main_table.' . $id_field . '
@@ -293,7 +293,7 @@
 						if (!strlen($field_value) || ($field_value != $this->Application->RecallVar($event->Prefix . '_captcha_code'))) {
 							$this->Application->SetVar('error_'.$field_name, 1);
 
-							$captcha_helper =& $this->Application->recallObject('CaptchaHelper');
+							$captcha_helper = $this->Application->recallObject('CaptchaHelper');
 							/* @var $captcha_helper kCaptchaHelper */
 							$this->Application->StoreVar($event->Prefix . '_captcha_code', $captcha_helper->GenerateCaptchaCode());
 
@@ -395,7 +395,7 @@
 			if ($object->GetDBField('Url') != $object->GetOriginalField('Url')) {
 				// check only when url was changed
 
-				$link_helper =& $this->Application->recallObject('LinkHelper');
+				$link_helper = $this->Application->recallObject('LinkHelper');
 				/* @var $link_helper LinkHelper */
 
 				$link_checked = $link_helper->CheckReciprocalURL($object->GetDBField('Url'));
@@ -422,7 +422,7 @@
 			$object =& $event->getObject( Array('skip_autoload' => true) );
 			/* @var $object kCatDBItem */
 
-			$link_helper =& $this->Application->recallObject('LinkHelper');
+			$link_helper = $this->Application->recallObject('LinkHelper');
 			/* @var $link_helper LinkHelper */
 
 			$id_field = $this->Application->getUnitOption($event->Prefix, 'IDField');