function session_maintain()
{
$this->layout = 'ajax';
$sessionout = 0;
if ($_COOKIE['USER_UNIQ']) {
setcookie('USER_UNIQ', $_COOKIE['USER_UNIQ'], COOKIE_TIME, '/', DOMAIN_COOKIE, false, false);
setcookie('USERTYP', $_COOKIE['USERTYP'], COOKIE_TIME, '/', DOMAIN_COOKIE, false, false);
setcookie('USERTZ', $_COOKIE['USERTZ'], COOKIE_TIME, '/', DOMAIN_COOKIE, false, false);
} else {
$sessionout = 1;
}
echo $sessionout;
exit;
}