[panzerkeil]

If you have a microphone, use the program shoot
It will enable you to bind a voice command to several keys in sequence.
F.i. In the setup shout help and bind it to the keys tab, 1, 4 (if that is the correct sequence) and your AI teammates will try to clear your tail.
It works great.

Link to shoot: http://clans.gameclubcentral.com/shoot/downloads.php