PORTABLE ELECTRONIC DEVICE HAVING TABLETOP MODE

摘要

A portable electronic device for facilitating user input, the portable electronic device having a display screen on a front face thereof, a side edge substantially orthogonal to the front face, and a side input button located on the side edge having an associated input function. When a predetermined trigger condition is detected, a user input interface accessible on the front face of the device is enabled to provide the input function associated with the side input button.