Follow Rank and Follows in Common for Twitter, a GreaseMonkey Script

What does it do? Displays the "Follows in Common" and the "Follow Rank" for a given users profile page, and lets you discover how important they are in your (Twitter) Social Network. Requires FireFox, GreaseMonkey extension(https://addons.mozilla.org/en-US/firefox/addon/748), and use of http://www.Twitter.com