THE BEST METHOD to run PSX games (and everything else for that matter) is via Retroarch - http://buildbot.libretro.com/nightly/
If you have any questions on how to set it up on Windows please feel free to ask, its very easy.
http://www.epforums.org/showthread.p...87#post1621987
This would be facepalm worthy if it wasn't so sad.