US Patent 8984436 Selecting categories with a scrolling control

A computer-implemented user interface method includes displaying on a touch screen a portion of a large scale graphical space that is at least multiples larger than the device display, receiving from a user of the device an input to pan within the graphical space, automatically generating a pop up graphical panning control in response to receiving the user input, and receiving a user input to the panning control and providing panning in the graphical space, wherein movement of the panning control in a single selection is able to pan the display across a substantial portion of the large scale graphical space.