Looks pretty good, make a fav icon and replace the old/new post icon with something that matches (
http://www.pix3licio.us/forums/image...n/post_old.gif). Also the background of alternating lines causes bad strobing on some LCD monitors when scrolling down, so I would maybe keep it a solid color. The forum could use a little less gray text, maybe a link color for the thread titles?. The buttons look great...apply, register etc etc.