Speed Up Shut Down on Windows XP

hey, I've got new tutorial how to speed up XP on shutting down

first, klik Start-Run
second, type regedit
third, expand HKEY_LOCAL_MACHINE
fourth, expand system
fifth, expand current control set
sixth, klik on control
seventh, double click on WaitToKillServiceTimeout
eighth, type 200, n click ok.
finally, restart your computer

that's all, thx