Viore (at Walmart) has a 1080p (1920x1200 native resolution) 22" for 239.00 that should bring you into 250.00 with tax (i dont know your tax). Probably the best picture you would get for a tv that small.
Maybe some more users know of better brand tv's that are cheap and good for gaming.
http://www.walmart.com/catalog/produ...ct_id=11019323