Did you find yourself annoyed by the need on clicking "View Game" in order to join the games, which was sent in the invite?
This scripts adds a new "Auto-Join" link next to the "View Game". And will allow you to join the game, without a need to view it first.http://userscripts.org/scripts/source/57627.user.js
Here are the screenshots for the sample PM
before the script:
after the script: