I would recommend simply backing up all you rcritical files and blowing away the operating system and re formatting the hard drive. Then install the OS from scratch. The pc will run like new again. This will take a few hours to do, but the pc will eb Cleansed of crap.

PeachTree 65se, PeachTree D5 and SVS SB1000 - Stereo
M80s, M22s, SVS PB3000