Something

<?php
switch ($id) {
case 'company':
   include_once "company.html";
   break;
case 'hosting':
   include_once "/hosting/index.html";
   break;
case 'webdesign':
   include_once "webdesign.html";
   break;
case 'faq':
   include_once "faq.html";
   break;
case 'support':
   include_once "support.html";
   break;
default:
   include_once "index2.html";
}
?>