Appeler un fichier PHP et le mettre dans un autre fichier PHP? [PHPNuke]

<?php

/************************************************************************/
/* PHP-NUKE: Web Portal System                     */
/* ===========================                     */
/*                                   */
/* Copyright (c) 2002 by Francisco Burzi                */
/* http://phpnuke.org                          */
/*                                   */
/* This program is free software. You can redistribute it and/or modify */
/* it under the terms of the GNU General Public License as published by */
/* the Free Software Foundation; either version 2 of the License.    */
/************************************************************************/

if (eregi("block-Sample_Block.php",$_SERVER['PHP_SELF'])) {
  Header("Location: index.php");
  die();
}

$content = "Here goes the content you want in your new block";

?>