This desklet allows you to chat in your screen background.

Features:
* Use the mouse scroll wheel to scroll through history.
* Integrated Text-To-Speech through Festival
* Dynamically resizable borders
* Tab completion on nicks and commands
* Log text to a file
* Text wrapping
* Login to secure channels with username and password
* i18n support 

WWW: http://gdesklets.gnomedesktop.org/