Shortcut to Login Window on Mac

Great instruction on how to make a shortcut to Login Window when just locking the screen is not enough and access for other users with their logins is needed.
http://artofgeek.com/2009/09/08/lock-your-macs-screen-like-in-windows-snow-leopard-edition/
Tested myself on Mac OS 10.6.2
BEIGAS / END