Procedure:
-Run Spybot
-Download updates
-Search for adware
-Run Ad-Aware
-Download updates
-Search for adware
-Run Spybot again
-Run Ad-Aware again
-Run SpywareBlaster
-Download updates
-Block list of adware
-Run McAfee VirusScan
-Clear Temporary Internet Files, Cookies, and History
-Defragment
BTW, what is this "reg scrub XP" you speak of, ADZ?