This is an very simple web-app to maintain a list of friends. This is implemented in C#.
###I deployed this app on apphb: 
[http://friend-list.apphb.com/] [1], you may visit and have a try.

###How to play with this toy?
1. recommand list contains all potential friends you may know, friend list contains all friends you have added to your list.
2. select item(s) click the button << or >> to remove or add friend(s).
3. select item, click show information button to show detail information of this person 
   (each button for each list respectively).
4. click save write back the update to database.
[1]: http://friend-list.apphb.com/