Index: trunk/admin/advanced_view.php
===================================================================
diff -u -r374 -r547
--- trunk/admin/advanced_view.php	(.../advanced_view.php)	(revision 374)
+++ trunk/admin/advanced_view.php	(.../advanced_view.php)	(revision 547)
@@ -126,7 +126,8 @@
     }
 }
 
-if(!$is_install)
+if(!defined('IS_INSTALL'))define('IS_INSTALL',0);
+if(!IS_INSTALL)
 {
   if (!admin_login())
   {