Highly recommend Ducimus "Flavored to Taste" Mod. See this thread for a complete description:
http://www.subsim.com/radioroom/showthread.php?t=103913
If the ONLY thing you want to do is be able to hit "Keyboard Insert" and go back to certain screens, however, see this post for instructions on how to do that:
http://www.subsim.com/radioroom/show...16&postcount=6