i use longhorn transformation pack 10 just installed the visual styles and icons not much customization here..

http://fileforum.betanews.com/sendfi.../lhtrans10.zip

*when installing it install it on safe mode and wait for the windows to do a couple of boot..

you could also try windows blinds just google it around or style xp.
got my wallpapers and skins at deviant art.. you could also try themexp.org lots of style xp stuff..