MSN wrote:
i’m is a new initiative from Windows Live Messenger™. Every time you start a conversation using i’m, Microsoft shares a portion of the program's advertising revenue with some of the world's most effective organizations dedicated to social causes. We've set no cap on the amount we'll donate to each organization. The sky's the limit.
Link is here
im.live.com/Messenger/IM/Home/
Seems a pretty cool idea