Please review the jobberbase template http://www.webb.planet.ee/imgblog/screenshot.jpg More information and live demo here
Oh, man. I can't believe nobody responded to your post... It's okay, I'm here. It's sexy. Keep it up.
Personally I think the header area is too tall. You could cut it down about half the size, and still have all the required content in it. Other than that, the layout is clean and simple. I would rock it.
It would be nice to have an easy way to add advertisements on the right side. I'd also like to be able to make the logo graphic large enough to go across the entire top of the page.