whats the best program around to help keep your system running smooth. i mean a good all rounder that can clean registry, speed up your hdd, clean ur hdd from old files or whatever... internet cookie history cleanouts, defragmenter, fixer verifyer, pc diagnostics, virus scanners, nd all the rest of it. i know theres programs that do it all eg. ontrack fix it 4.0 utilities, is there any more? and whats the best?