12. A method for creating a customizable graphical user interface (GUI) for call handling, the method comprising: receiving a plurality of contacts from a user at an input of a user equipment (UE), each contact including at least a call type designator; displaying a first tab on a display of the UE for a first call type designator; displaying a second tab on the display of the UE for a second call type designator; receiving a selection of a first group of function buttons for the first tab at an input of the UE; receiving a selection of a second group of function buttons for the second tab from the user at an input of the UE; displaying a first group of function buttons on the first tab on the display; and displaying a second group of function buttons on the second tab on the display.
13. The method of claim 12 , wherein the first group and the second group contain at least one different function button.