I'm new to this board so please bear w/me. My main problem is once my computer boots up it may run for 2 min. or 4 hrs. depending on the application I am running at the time. I'm running windows 98 first edition I have a GeForce 4mx4000 128mb ddr 8x AGP video card w/tv out a Shuttle av49pn socket478 atx mb. w/ via pt800 + vt8237 chipset 1024 mb ddr ram pc7200 184 pin dimm mem. intel p4 2.53ghz cpu hitachi 82.3 gbudma/100 7200rpm 2m ide hdd philips psc705 seismic edge 5.1ch pci sound card 17in lcd monitor also some problems I am having is now the computer wont recognize the mouse, also even in the bios the computer says that my cpu is a 1.9ghz, also since my last start up now windows wond recognize my A: drive. many problems I have run out of things to try someone please help!!!