Now are going to see more about online chat in single window. Two-year-old Meebo uses widgets to allow its users to send instant messages from any computer and chat with buddies on any IM system -- including AOL Instant Messenger, Yahoo Messenger, MSN Web Messenger, Google Talk, ICQ and Jabber -- without downloading or installing software. The site also lets users create an embeddable IM window, or widget, that they can add to personal Web pages. Meebo opened its platform to third-party developers in October. Click here to read more...