I agree with Jeff's suggestion to use the "edit in phototshop" function.
Here is the encore help page that explains creating menus in photoshop, and will make some of the layer names less mysterious.
Edit:
http://help.adobe.com/en_US/encore/cs/using/WS2C3F3ABD-6457-4ca0-898F-720B7E3D0C10.html