Windows Xp service pack 2
I was surfing the web when all of the sudden my computer shut off for no
apperent reason and when i rebot it its says somthing like there may be an error in one of your disk drives (somthing amoung those lines) and press any key if you wish to skip this process well i didnt skip it it was a 3 stage process and on the secound stage i think it was called HDHSK verifying Somthing i forget and thenit delted to things that had the word hbored in them IS THIS A SERIOUS PROBLEM WHAT HAPPENED!