Background help

[jmillsss]

I've tried searching for this answer and I'm still having trouble. How do I get my background to cover the entire area, not just the middle? (i.e., behind the banner, etc)

http://www.phillysportspulse.com/

btw, this is what I currently have for Page Background:

url(/forums/images/misc/bg_dark1.jpg) top left