Patent ID: 6926609

Claim:
In a method of operating an electronic machine of the type having a touch screen upon which buttons are displayed for operator input or selection by the operator placing or sliding a finger on at least one of the desired buttons, the improvement comprising: displaying a plurality of buttons on the screen, with each of the plurality of buttons having visually defined boundaries on the screen; defining an enlarged sensitive area for each button having a larger area than the visually defined boundary for that button; activating the enlarged sensitive area for a first button when a finger touch which is still touching the screen is sensed for said first button and concurrently highlighting the visually defined boundary for said first button; registering a button selection for said first button when the finger touch is released anywhere within the enlarged sensitive area for said first button; un-highlighting said first button when a finger which is still touching the screen exits the enlarged sensitive area of said first button without being released, and, when finger touch is sensed from finger placement on or finger sliding on a visually defined boundary for a second button with said previously highlighted first button being unhighlighted, activating the enlarged sensitive area for said second button and concurrently highlighting the visually defined boundary for said second highlighted button.