I figured it out
Windows 2000 / Xp --> \LOCAL MACHINE\SOFTWARE\MICROSOFT\WINDOWS NT\Currentversion
Office 2000/XP --> \LOCAL MACHINE\SOFTWARE\WINDOWS\CURRENTVERSION\Installer\Userdata\s1xx\products\
JZilla , If you've ever freakin supported users you will know tyhat they are only truly happy when the coorect name appears on their machgine