<?php
$ourLogin = "login"; 
$ourPassword = "pass"; 

session_start(); 

if ($_SESSION['login']!=$ourLogin && $_SESSION['password']!=$ourPassword) { 


if ($_POST['login']==$ourLogin && $_POST['password']==$ourPassword) { 


$_SESSION['login'] = $_POST['login']; 
$_SESSION['password'] = $_POST['password']; 
header("Location: index.php"); 


} 
else { 


echo " 
<form action=index.php method=post> 


Login:<br> 
<input type=text name=login value=''><br> 

Password:<br> 
<input type=text name=password value=''><br> 

<input type=submit value=' - ok - '> 


</form> 
"; 

exit; 

} 

}
?>