From Twomol Studio:
Gtalk Shell is a free addon for Google talk. It has following features make your avatars as a slide (dynamic avatars), anti boss hotkey (Hide/show gtalk window with a hotkey), configure to auto hide gtalk main window when it on the edge of desktop this will give you large work area, configure google talk always on top of desktop, and launch Google talk with nomutex mode (can run several instance simultaneously).
What's new in this version:
This version is the first release on CNET Download.com.