> <http://www.pixolator.com/zbc-bin/ultimatebb.cgi?>>; ubb=get_topic&f=1&t=011629
> The above URL will get you to the first page in the 
> thread.  Each page of a thread has a button which will 
take 
> you to any of the other pages in the same thread.  Any

A button or a link? If this is a button (FORM) it will not 
work. Else you can filter it to accept it, with something 
like:

+www.pixolator.com/zbc-bin/ultimatebb.cgi?ubb=get_topic&f=1&t=011629&p=*

or even

+www.pixolator.com/zbc-bin/ultimatebb.cgi?ubb=get_topic&f=1&t=*[0-9]&p=*