But this would help make your site a bigger resource and also be a bigger crowed puller.
I know it's a big task but something to bear in mind.
the top line on user php (ie: version)
Id: user.php,v 1.7 2003/02/17 17:27:14 okazu Exp $
Is there a more recent one perhaps?
if ( empty($forum) ) {
redirect_header('index.php',2,_MD_ERRORFORUM);
exit();
$forum = isset($HTTP_GET_VARS['forum']) ? intval($HTTP_GET_VARS['forum']) : 0;