If you're on a nix/Apache server with mod_rewrite enabled, this can (usually) be fixed easily with an .htaccess file. Try Googling something like "canonicalization htaccess".
Chub, what is the issue? otherwise you might be looking for a sledgehammer to crack a nut
Hi OWG
Someone on my forum has got to sort it out but he knows nothing about the internet. I tried to explain it to him but thought it easier if I just gave him something to read. I have told him to speak to his web guys...they should be able to sort it