Obviously, use CTR,ALT,DEL and see what is running in your backgroun.
Agreed Mr. Simon Norton is almost too much....but, there is none better for digging into hex-dec files of your HD and rooting out the lost thread, data, files or history. If you need "recovery" his system cuts to the original underpinnings.
Sincerely,
Gargoyle
If I may ask? Why would YOU be "so slow" as to buy XP after the horrific reviews? (Networking promises - for a use that was not networked?)