Basically it's a custom island (or two) that shows a logged in user's avatar (or a generic image when not logged in or just visiting) next to the last time they logged in, their status and the current time. Plus, Forum Statistics such as number of registered members, newest member, number of topics and number of posts.
As seen here
, below "You are not logged in. Login or register & Today's Active Topics" and above "Last Posts, etc."
If I knew PHP, I'd be in business. No such luck.