Controls for Windows Mobile Smart Phones

I ran into Smart Phone not supporting another control.  It doesn’t support button controls.  The Smart Phone has a menu at the bottom that behaves as a button.

I seem to have troubles finding this article when I need it, so here is a link to help me figure out the user interface options I have for the SmartPhone:

http://msdn.microsoft.com/en-us/library/aa446513.aspx#smartphoneuserinterface_topic3