Random Restart?

[InFlames_44]

Hey guys, would anyone beable to help me out on this problem
sometimes i just get a random restart out of nowhere .no errors or anything, just a restart and it reboots into windows and everything is perfect,
it can be very annoying. I don't belive its my PSU all the same,
Any suggestions?

 

[Punk]

run a virus scan...

 

[patrickv]

yes like webbenji said, you're probably infected.
yesterday i was sorting out the w32 brontok thingy, it kept on rebooting the pc each time i typed "msconfig" in the run box...lol