Patent ID: 8217904

Claim:
A mobile communication terminal comprising: a display screen having at least one user interface display region configured to display a graphical user interface and an information display region configured to display graphical information; a touch sensor configured to detect touch events occurring on the display screen; and a processor configured to; process a first touch event detected by the touch sensor that occurs at the at least one user interface display region; control the display screen to display the graphical user interface in the at least one user interface display region when the first touch event is detected, wherein the graphical user interface is displayed on two opposing locations along a boundary of the display screen and comprises a plurality of graphical control keys each defined to perform a particular function; process a second touch event detected by the touch sensor that occurs at a graphical control key of the plurality of graphical control keys of the displayed graphical user interface; and perform the particular function corresponding to the graphical control key on which the second touch event was detected.