Anyway the Pc was fine then one day while powering up its gets to the boot screen, the little slider below Windows Xp Home Edition scrolls from left to right a few seconds then the pc reboots
this happens if i try safe mode as well so i cannot get into windows at all
What I have tried do far is
boot xp cd, select repair then fixboot, fixmbr
restart in all safe modes
I have been told that it is a virus that has casued it
any help is appreciated