Here are a few for your contact list:
Alt+M: selects “E-mail”.
Alt+Y: selects “MSN Today”.
Alt+O: selects “Add a Contact”.
F1: launches the Help window.
F2: rename a group
F10: Shows/Hides the program’s menu bar
Also, the link for the Mess.be forums is: http://www.forums.mess.be
🙂