Don’t auto padding last article

Hi! I’m not sure this is right forum, but it’s a hack for theme, so i post it here… 🙂

My theme need padding in bottom of every windows (except last one). I need hack, what auto add padding all windows, except last one.

http://img91.imageshack.us/img91/1658/padding.jpg
http://codepad.org/BcNjIl3a

“padding-0_0_6_0” means padding. I should need something like…

http://codepad.org/6IKMUcEJ