Sono riuscito anche da qui a recuperare il codice della pagina login.php

codice:
<?php
session_start();
require('languages/lang.php');
?>
<!doctype html>
<html>
<head>
<meta charset="UTF-8">
<title><?php echo $lang['TITOLO_PAGINA'];?></title>
<meta name="viewport" content="width=device-width, user-scalable=no">
<link rel="icon" href="images/favicon.png" type="image/png" />
<link rel="apple-touch-icon" href="images/touch-icon-iphone.png" /> 
<link rel="apple-touch-icon" sizes="76x76" href="images/touch-icon-ipad.png" /> 
<link rel="apple-touch-icon" sizes="120x120" href="images/touch-icon-iphone-retina.png" />
<link rel="apple-touch-icon" sizes="152x152" href="images/touch-icon-ipad-retina.png" />
<link href="css/general.css" rel="stylesheet" type="text/css">
<link href="css/mod_logo.css" rel="stylesheet" type="text/css">
<link href="css/mod_login.css" rel="stylesheet" type="text/css">
<link href="css/mod_spot.css" rel="stylesheet" type="text/css">
<link href="css/mod_reg.css" rel="stylesheet" type="text/css">
<link href="css/mod_footer.css" rel="stylesheet" type="text/css">
<script type="text/javascript" src="https://code.jquery.com/jquery-2.2.1.min.js"></script>
<script type="text/javascript" src="js/reg.js"></script>
</head>
<body>
<div id="header">
<div id="contenuto_header">
<?php
require('modules/mod_logo.php');
?>
<?php
require('modules/mod_login.php');
?>
</div>
</div>
<div id="content">
<div id="contenuto_content">
<?php
require('modules/mod_spot.php');
?>
<?php
require('modules/mod_reg.php');
?>
</div>
</div>
<div id="footer">
<div id="contenuto_footer">
<?php
require('modules/mod_footer.php');
?>
</div>
</div>
</body>
</html>
Attendo una vostra valutazione, grazie.
Andrea