If you find something in your System Preferences, Accounts, Login Items list that you can’t identify, then Control+Click on it. Select “Reveal in Finder” and you will be shown the program’s location. Often these items are utility applications that are found inside the package of a larger applications. For instance, iTunes Helper is inside the iTunes application. Doing this will often help you figure out what a Login Item is.
Mac Video Tutorials and Tips for Apple Users
