Patent ID: 8232965

Claim:
A handheld electronic device comprising: a display on which a cursor is shown and which moves in correspondence with a set of detected rotational movements of a navigation tool of the handheld electronic device; at least one application configured to present at least one screen on the display, the cursor being configured to be transitioned within the screen in response to the set of detected rotational movements; and a control program configured to permit designation of an amount of horizontal movement of the cursor to be induced on the display per a first set of detected movements of the navigation tool in a horizontal direction, and an amount of vertical movement of the cursor to be induced on the display per a second set of detected movements of the navigation tool in a vertical direction, the control program being separate and distinct from the at least one application, and the at least one application being further configured to set the amount of horizontal movement and the amount of vertical movement induced on the at least one screen of the display presented by the at least one application, independent of the amount of horizontal movement and the amount of vertical movement designated through the control program, and independent of an amount of horizontal movement and an amount of vertical movement designated through user defined settings, for movement of the cursor within the at least one screen presented by the at least one application independent of induced movement of the cursor in other screens associated with other applications.