it sounds like something erased your data on your harddrive. either you or a virus, but it can be fixed! just not a the cost of you getting your files back. if you are not concerned about your files, then email me. we fix labtops all the time. If you are going to ship it to me I will pay for the shipping cost to and from. call us toll free @ 1-866-954-4522 so we can get this fixed for you a.s.a.p.
EXTRATERRESTRIAL TECHNOLOGIES INC./ARCHEMEDES COMPUTER SERVICE.