Hm, maybe I misunderstood what they're supposed to do. When I type in the scripts themselves they redirect. But I thought they would redirect users automatically to the new forum when they visited the old one.

Here's the scripts:
http://www.huntingpa.com/ubbthreads/postlist.php
http://www.huntingpa.com/ubbthreads/showflat.php
http://www.huntingpa.com/ubbthreads/showthreaded.php