session_start(); if (!empty($username)) { include "adminpel/db.php"; $perintah="select * from user_pel where userid='$username' and password='$pass' "; $hasil=mysql_query($perintah); if(mysql_num_rows($hasil)>0) { $valid_user=$username; session_register("valid_user"); //header("location:adminpel/mainpel.php"); echo(""); } else { $pesan="User Name atau Password Anda Salah !"; } } ?>