Then I suggest the Denon AVR591, your choice where to get it, even used...
http://www.accessories4less.com/make-a-store/item/DENAVR591/DENON-AVR-591-5.1-Channel-Home-Theater-Receiver/1.html...
What sources you got?
And visit A4L...the two "best deals" on AVR(with a small budget) are the...
Onkyo RC330 (which works fine if everything is HDMI)
Denon AVR591 if you have a Wii or VCR etc.
Lots of speakers you can choose from...
Sony and BIC from Amazon.
Infinity Prelude from Fry.
Polk...