Index: branches/RC/core/units/admin/admin_tag_processor.php
===================================================================
diff -u -N -r11661 -r11665
--- branches/RC/core/units/admin/admin_tag_processor.php	(.../admin_tag_processor.php)	(revision 11661)
+++ branches/RC/core/units/admin/admin_tag_processor.php	(.../admin_tag_processor.php)	(revision 11665)
@@ -1083,6 +1083,28 @@
 
  			return $ret;
  		}
+
+ 		/**
+ 		 * Checks, that new window should be opened in "incs/close_popup" template instead of refreshing parent window
+ 		 *
+ 		 * @param Array $params
+ 		 * @return bool
+ 		 */
+ 		function OpenNewWindow($params)
+ 		{
+			if (!$this->UsePopups($params)) {
+				return false;
+			}
+
+ 			$diff = array_key_exists('diff', $params) ? $params['diff'] : 0;
+ 			$wid = $this->Application->GetVar('m_wid');
+
+			$stack_name = rtrim('opener_stack_' . $wid, '_');
+			$opener_stack = $this->Application->RecallVar($stack_name);
+			$opener_stack = $opener_stack ? unserialize($opener_stack) : Array ();
+
+			return count($opener_stack) >= 2 - $diff;
+ 		}
 	}
 
 ?>
\ No newline at end of file