Pidgin Chat Window
Pidgin (formerly named Gaim) is a multi-platform instant messaging client that supports many commonly used instant messaging protocols. Pidgin is free software available under the GNU General Public License. Pidgin allows you to use all of your IM accounts at once (AIM, IRC, Yahoo, Google Talk, MSN, QQ, ICQ, SILC, Jabber, etc.) — Click this picture to view full size picture