2. Links are not allowed, see #13 TOS [webmasterworld.com]
3. Something is goofy with your PHP, it has session ID in the query string twice (not a big deal, but just having a session ID in the query string will get to be one if you care about search engine indexing)
4. border-right or border-left: You have a lot of issues going on with that page but simplified, something like this would work:
Ok, at the risk of sounding like a complete idiot here. Where does the information go? I put it in front of everything and didn't work. Then I put it in the middle and that didn't work. Am I doing something wrong?
It may be a bit hard to find . . . put that code in a page by itself and see what it does. You should have
--------------- content|content ---------------
And note how the right-most column has the vertical border.
Now take this concept, and find out which column holds the right-most content in your page. Apply the style to that column. It's in there, somewhere, I couldn't find it in the daily time I allow for this site. :-)