you can do the RENE' procedure..... an acronym that stands for R.E.N.E rapidly eliminate the non essentials....
dont know your money situation but it could be your hard drive too...one cool way to play around is to go out and buy a 50,100,
150,200, or 250 GIGABYTE ~external~ hard drive then create an empty c-drive on it and copy the whole drive over there...so you can whipe your system with the format c:/ command in dos...
i just recently had to do that and i believe it was a friggan virus that did it and man was i pissed.... lotsa down time...
also
Threaded Mode