I HAVE BEEN USING ati 雙螢幕 FOR FEW YEARS, ADD WITH ULTRAMON, IT SEEMS VERY GOOD FOR ME, MOVING MOVIE DVD OR ANY APPLICATION, NO PROBLEM.
BUT 19"+17" CRT=200+WATT HEAT IS GETTING TO ME, LCD IS NOT SO GREAT WITH MOVIE, SO I USE IT ONLY WHEN NEEDED.
http://www.realtimesoft.com/ultramon/