Просмотр файла admin/avtoriz.php

<?php 
session_start(); 
$pass='1234'; 
if (!isset($_SESSION['pass'])&&!isset($_POST['pass'])){ 

echo '<form method="post" action="'.$_SERVER['PHP_SELF'].'"> 


<b>Пароль</b><br/><input type="password"  name = "pass" maxlength="14" title="pass"/><br/> 
<input type="submit" value="Вход"<br/>'; 
die;} 
if (!isset($_SESSION['pass'])&&isset($_POST['pass'])) 
$_SESSION['pass']=$_POST['pass']; 

if ($_SESSION['pass']!=$pass){echo 'LOL';
 session_destroy();
 exit();} 
?>