Considering that they only changed the redirect from the url to the forums, it seems quite likely that they are just a few script-kiddies with too much time on their hands.Antrax Gr0up ownz you - Dead_Clown == Greatz: Cool_Code and Shaman286
However, either way, I would recommend that everybody check their bookmarks and, if necessary, update the one for this site by having it refer to:
http://www.debatingchristianity.com/forum/index.php
That is all, I think...