if($reg_username=="" or $reg_pass=="")
{
echo "<h2>Error : ¡ÃسҡÃÍ¡¢éÍÁÙÅãËé¤Ãº!!</h2>"; exit();
}
include ("../connect_db.php");
$sql="SELECT * FROM user WHERE reg_username='$reg_username' and reg_pass='$reg_pass' ";
//$sql="select * from carbinet where car_id='$car_id' ";