By using Windows Live Messenger 2009, you can do chat, file sharing, using variety of emoticons, integration to SkyDrive (Microsoft file storage), send email to Hotmail and GMail, calendar, blogging with Windows Live Writer, Movie Maker, browsing more secure with Family Safety, etc.
This IM also comes with the latest interface for log in, tray icon and various icon. For more details, you can immediately download & install the Windows Live Messenger 2009 now. Windows Live Messenger 2009 can run on Windows XP and Vista. For some additional features, requiring .NET. techniques