<A HREF="http://www.monitorsdirect.com/toolkit/index.shtml" target="_new">http://www.monitorsdirect.com/toolkit/index.shtml</A>
Here is a good CRT/LCD-test BTW.
Actually I'm looking for more of a ghosting test. The only one on that site tests nothing but black and white, which the Samsung 191T kicks butt on, but nothing else really.