.......and here is further Navigation to the Keypad tab.
The LED backlit touch pad is in use here. The normal menu/ipod controls are faded out the appropriate keys needed for the keypad page are imposed. (the transparent circle over the "2" just represents the area being touched as the last 2 is added).
I don't they would input a oled clickwheel in the iphone nano... but nice mock-up. Tomorrow i'm going to make another mock-up a little different... see how it turns out.