Change windows XP cd key?

[btcomm1]

I remember someone said on the microsoft site there was a program you could download that would help you change your XP cd key. Does anyone know what the program was or have a link to it?

 

[Tarrant64]

http://go.microsoft.com/fwlink/?LinkId=50346&clcid=0x409

www.magicaljellybean.com/keyfinder.shtml

 

[btcomm1]

Thank you Tarrant64, worked great.