<div contenteditable="true" id="highlight">
    <pre><?php
        echo htmlspecialchars(file_get_contents( "43677696_test.php" ));
    ?>
    </pre>
</div>

<?php
require_once ('lib.php');

/*
some comments here
*/
session_cache_limiter('private, must-revalidate');
header('Pragma: public');
@ob_start();
@session_start();

error_reporting(E_ALL);
ini_set('display_errors', '1'); 

// INCLUDES
define('FPDF_FONTPATH', "path/font/");
// print_r($_GET);
?>
.......................