Yahoo Messenger on Orkut

Pingbox is an application that Yahoo! launched towards the end of last year, but now adds support for Orkut Scrapbook chat. So, when you installed the Pingbox app on your orkut scrapbook and someone visits your profile, he can send messages from there, you will receive in Yahoo! Messenger. In this way, stay connected without having signed in on Orkut.
Installing Pingbox on orkut is really easy, after which your profile will have a widget whose title is Yahoo! Messenger Pingbox. From there they can send instant messages, and finally not to forget you must have Yahoo! Messenger 8.1 or 9.0.
Orkut has its own instant-messaging service, but it doesn’t launch a pop-up window or desktop notification when somebody sends a message, so it’s not obvious when people use it. So, With the Pingbox app, your friends can IM you from your profile page even when you’re not on Orkut.