It's because some users post the link without the "www" part, and if your cookies already use set with the "www" part there, it takes you to the logon screen.
The best solution is when users make links to other places inside of BrainKing, is just do it like this:
<A.HREF="/game/ShowFellowship?fid=100"> link <./a>
(peida) Sa võid oma sõnumites kasutada lihtsamat HTML-i või kui oled tasuline liige, kasutada ka Rich Text Editor´i. (pauloaguia) (näita kõiki vihjeid)