Nice from Microsoft
 

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. There's no charge, so join now and put our money where your mouth is.

http://im.live.com/Messenger/IM/About/

Text Code Cause
*red+u American Red Cross
*bgca Boys & Girls Clubs of America
*hsus Humane Society of the United States
*naf National AIDS Fund
*mssoc National MS Society
*9mil ninemillion.org
*sierra Sierra Club
*help StopGlobalWarming.org
*komen Susan G. Komen for the Cure
*unicef U.S. Fund for UNICEF

Great marketing initiative..

where can i donate to microsoft - maybe it helps to stop them making shitty os's