I hate to nitpick but I wrote a very similar series of how to posts detailing pretty much the same thing, with the same motherboard, a few months ago:

http://paulstamatiou.com/2008/01/25/diy-200-dollar-pc http://paulstamatiou.com/2008/02/01/diy-200-dollar-pc-part-2 http://paulstamatiou.com/2008/02/09/diy-200-dollar-pc-part-3