PHP:
<?php
include("ayar.php");
$mail=$_POST["mail"];
$sifre=$_POST["sifre"];
$sor=mysql_query("selecet * from zafer where mail='$mail', and sifre='$sifre'");
if(@mysql_num_rows($sor)>0){
$kullanici_durum=mysql_fetch_array($sor);
$durum=$kullanici_durum['ban'];
if($durum=="0") {
setcookie("mail","$mail",time()+60*60);
echo'Hosgeldin $mail';
}else{
echo'Banlısınız';
exit();
}
}else{
echo'Hatali Mail yada Sifre';
}
?>