Hides facebook's distractions such as the timeline, leaving only the chat service.
Raise your productivity at work while still having easy access to facebook's chat.
This allows you to open a facebook page and deactivate most of its distractions, such as the timeline and update notifications. The chat will still be available, though.
Click at the extension's button to activate chat-only mode. You can click again to deactivate it and show the timeline again.