about redirect again

$page_refresh = "2"; //default value, change to 0

<?php
/*-------------------------------------------------------+
| PHPFusion Content Management System
| Copyright (C) 2002 - 2010 Nick Jones
| http://www.php-fusion.co.uk/
+--------------------------------------------------------+
| Filename: setuser.php
| Author: Nick Jones (Digitanium)
+--------------------------------------------------------+
| This program is released as free software under the
| Affero GPL license. You can redistribute it and/or
| modify it under the terms of this license which you
| can read by viewing the included agpl.txt or online
| at www.gnu.org/licenses/agpl.html. Removal of this
| copyright header is strictly prohibited without
| written permission from the original author(s).
+--------------------------------------------------------+
| Login Redirect Mod v1.1.2
| Created by AlexALX for php-fusion v7.00/7.01 cores
| (c) 2008-2010 by http://alex-php.net/
| For more information visit http://alex-php.net/eng/
+--------------------------------------------------------*/
require_once "maincore.php";
include THEME."theme.php";

if (!isset($_GET['url'])) {
$url = "index.php";
} else {
$url = stripinput($_GET['url']);
}

$page_content = ""; $page_refresh = "0";

if (preg_match("/^7.01.[0-9]+$/", $settings['version'])) {

$session_destroyed = false;