Script Summary: Easily invite all of your friends to your fan pages, groups, and some apps on Facebook. By default, it will add ALL, but you can select a range if you only want to add a certain number of your friends.
THIS IS PROBABLY BROKEN : IT IS DEFINITELY UNSUPPORTED
This script is provided "AS-IS". If it works, cool! If not, tough shit :)
it was fun while is lasted...
Updated to work with the new Facebook changes as of 8/25/2010