Langsung ajah nih gan, script login web ane salah dimananya ya?
Yg bisa bantu langsung ane +3in
Thank you master2

<?
include("connect_sisfo_akademik.php");
$username=($username);
$pass=$_POST['pass'];
$strquery = "select * from t_siswa where nis='$username' && password='$pass'";
$query = mysql_query($strquery);
$jum = mysql_num_rows($query);
if($jum!=0){
    session_start();
 $_SESSION['user']=$username;
 $_SESSION['pass']=$pass;
 header("location:home.php");
}
else{
 header("location:index.php");
}
mysql_close($conn);
?>