<?php
$user='user';
$passwd='passwd';
if(!isset($_SERVER['PHP_AUTH_USER']) || !isset($_SERVER['PHP_AUTH_PW']) || ($_SERVER['PHP_AUTH_USER']!=$user) || ($_SERVER['PHP_AUTH_PW']!=$passwd))
{
header('HTTP/1.1 401 Unauthorized');
header('WWW-Authenticate: Basic realm="Admin"');
exit('Sorry....');
}
?>