$_SESSION["giristamam"] = md5("panel_".md5($this->ses_sifre)."_c07f67cdf52ccc45f97ae996ebd0ee43");
$_SESSION['giristamam'] = md5(sha1($_SERVER['REMOTE_ADDR'] . '_c07f67cdf52ccc45f97ae996ebd0ee43' . $_SERVER['HTTP_USER_AGENT']));