// Function for Security Fix by Ulf Harnhammar, VSU Security 2002
    // Looks like I don't have so bad track record of security reports as Ulf believes
    // He decided to not contact me, but I'm always here, digging on the net
    return strtr($str, "\015\012", ' ');
}

// NSN Mod
if (is_user($user)) {
    $uinfo = getusrinfo($user);
    $lv = time();
    $db->sql_query("UPDATE ".$user_prefix."_users SET user_lastvisit='$lv' WHERE user_id='".$uinfo['user_id']."'");
}
// NSN Mod
// NSN Mod
    $urinfo = getusrinfo($user);
    $ulevel = $urinfo['user_level'];
    $uactive = $urinfo['user_active'];
    if ($ulevel < 1 OR $uactive < 1) {
        unset($user);
        unset($cookie);
    }
// NSN Mod
?>