Index: branches/5.2.x/core/kernel/utility/opener_stack.php
===================================================================
diff -u -N -r14714 -r14795
--- branches/5.2.x/core/kernel/utility/opener_stack.php	(.../opener_stack.php)	(revision 14714)
+++ branches/5.2.x/core/kernel/utility/opener_stack.php	(.../opener_stack.php)	(revision 14795)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: opener_stack.php 14714 2011-11-01 10:05:18Z alex $
+* @version	$Id: opener_stack.php 14795 2011-11-24 09:42:03Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2011 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -113,6 +113,7 @@
 	 * @param int $index Position of element in opener stack. Negative number will retrieve element from the end.
 	 * @param bool $raw
 	 * @return Array|string {$template, $params, $index_file}
+	 * @see kRequestManager::openerStackChange()
 	 * @access public
 	 */
 	public function get($index, $raw = false)
@@ -132,6 +133,10 @@
 		list ($index_file, $env) = explode('|', $this->data[$index], 2);
 		$params = $this->Application->processQueryString($env, 'pass');
 
+		// detect "__URLENCODE__" parameter value, used when opener stack element was built
+		// without it rebuilding opener stack element will convert all "&" to "&amp;" elements
+		$params['__URLENCODE__'] = (strpos($env, '&') !== false && strpos($env, '&amp;') === false) || (strpos($env, '\\') !== false && strpos($env, '%5C') === false) ? 1 : 0;
+
 		$template = kUtil::popParam('t', $params, '');
 
 		return Array ($template, $params, $index_file);