Index: branches/5.1.x/core/units/themes/themes_eh.php
===================================================================
diff -u -N -r12657 -r13086
--- branches/5.1.x/core/units/themes/themes_eh.php	(.../themes_eh.php)	(revision 12657)
+++ branches/5.1.x/core/units/themes/themes_eh.php	(.../themes_eh.php)	(revision 13086)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: themes_eh.php 12657 2009-10-04 20:07:31Z alex $
+* @version	$Id: themes_eh.php 13086 2010-01-12 19:47:40Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -9,7 +9,7 @@
 * the GNU General Public License, and as distributed it includes
 * or is derivative of works licensed under the GNU General Public License
 * or other free or open source software licenses.
-* See http://www.in-portal.net/license/ for copyright notices and details.
+* See http://www.in-portal.org/license for copyright notices and details.
 */
 
 	defined('FULL_PATH') or die('restricted access!');
@@ -39,6 +39,7 @@
 		function OnSetPrimary(&$event)
 		{
 			if ($this->Application->CheckPermission('SYSTEM_ACCESS.READONLY', 1)) {
+				$event->status = erFAIL;
 				return;
 			}
 
@@ -123,7 +124,7 @@
 		 */
 		function OnChangeTheme(&$event)
 		{
-			if ($this->Application->IsAdmin()) {
+			if ($this->Application->isAdminUser) {
 				// for structure theme dropdown
 				$this->Application->StoreVar('theme_id', $this->Application->GetVar('theme'));
 				$this->Application->StoreVar('RefreshStructureTree', 1);
@@ -152,7 +153,7 @@
 		{
 			parent::SetCustomQuery($event);
 
-			if ($event->Special == 'enabled' || !$this->Application->IsAdmin()) {
+			if ($event->Special == 'enabled' || !$this->Application->isAdminUser) {
 				// "enabled" special or Front-End
 
 				$object =& $event->getObject();