You need to register your account to gain ownership of this question again. – slhckFeb 27 '12 at 20:07
This question might be better if it listed which iPod you have. With the iOS iPod Touch and various classic and previous generation iPods you will have differing capabilities and tools to connect to any given projector. – bmike♦Feb 27 '12 at 22:29
Use a document camera to record and project your device's screen. For demos where you want to show interaction with the device, this is a common setup.