Need a little help with a graphics card problem. I purchased a graphics card, JATON. It is PCI (not PCI-E). It has a DMS-59 connector on it. Just found out that this card is used to support 2 monitors. I can get an adapter cable on line, DMS-59 to VGA. The cable would be a "Y" set up with 2 VGA connectors on it. Question is, can I run just one monitor, or do I have to run 2? My machine is an older Dell; Dimention 2350, Pentium 4, 1.5 ghz. I got this card cheap, real cheap. It is...