Join us on http://mto.groupbox.com or chat here. Tournaments can be seen here: http://mariotennisopen.challonge.com/
This chat is accessible from everywhere – no flash needed. So you also can use it on your iPad, Android devices etc. You also can open the chat in a new full screen window: http://mariotennis.chatango.com/
If you like to be notified immediately, you can download the Message Catcher for Windows here. Have fun!