Egg,
install a software firewall, if you dont already have it, set it up to warn you before allowing incoming and outgoing traffic.
next,
get the Xp antispy package.
http://www.xpantispy.de/news-e.htm

enjoy,
BB

as always, I would really consider installing BETA or pre-release software and service packs... word to the wise, it might make your system screwed, then again it might go very smoothly.