Sams has a 22" Samsung monitor for $380 that I am most likely going to get. It has like 1680x1050 resolution and a 5ms response time. Not as big as I would like, but I'm pretty sure my 360 HD-DVD player will look damn spiffy on it.
Here's a link: http://www.samsclub.com/shopping/navigate.do?dest=5&item=352491