[LPH2005]

You may want to view this topic.

http://etivite.com/groups/buddypress/forum/topic/how-did-you-add-the-view-blogpost-button/#topic

Redirect the reply to the forum post works well. You can see here (http://www.thechembook.com/chemistrycircle/) that the kids may ask in a forum post but the reply in the activity stream takes them back to the forum post and stops the replying in the activity stream.