$sql="select * from responsible where login_username='$login_username' and ID_Re='$ID_Re' and Id_maj='$Id_maj' ";
$s="select * from responsible where Id_maj='$Id_maj' ";
$result=mysql_db_query($dbname,$s);
$result=mysql_db_query($dbname,$sql);
$re=mysql_query($sql);
$num=mysql_num_rows($result);
echo"หยิบ มาเป็น $re";