Over the course of a normal day I tend to end up with somewhere between five and ten iChat conversations rolling. You can imagine that I might be a little excited about tabbed chat windows in Leopard! To deal with the mess of windows this generates I have a habit of minimizing a chat window when the conversation has paused.

When you do this on OS X, the minimized window is represented in the Dock as your chat buddy’s picture. By complete coincidence, two of my buddies (who don’t happen to know each other) have pictures on their accounts that made a perfect little portrait when minimized to the Dock yesterday :