I'm getting a little annoyed with kids playing online mp atm
They always spoil decent sniping positions.
Lil kids playing online in general is annoying as fuck along with cheaters and douchbags.
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.