Here is the setup: Asus A7N8X-X 1GB PC3200 GeFroce 4 MX440 4x AGP Athlon XP2200 w/ ThermalTake 10 Heatsink My machine was booting yesterday, but running really slow. So I go to work and come home today and try it and now I am getting one single beep, everything powers up, and then it shuts off: No post. Any ideas? Need help ASAP! Thanks guys!