Antelope,
When you are at the "Forum Page", for the particular forum, like Galactica Cafe, BSG Discussion, scroll down almost to the bottom of the page. On the left side of the page, you'll see this:
Display Options
Sorted By:
From the:
At the "From the" window, click on the arrow for the drop-down menu and select the time period that you'd like the posts to display "from".
BST
