Empathy is an instant messaging program that lets you talk to your friends on the AIM, MSN, Google Talk (Jabber/XMPP), Facebook, Yahoo!, Salut, Gadu-Gadu, Groupwise, ICQ and QQ as well as on many other instant messaging networks in one program! It supports text, voice, video, file transfers and inter-application communication over many different protocols. Empathy is already installed on your computer unless you've removed it. Just go to Applications -> Internet -> Empathy IM Client and enter your user name, password, and select the network you wish to connect to. Be it AIM, MSN, ICQ or one of the other popular networks.