Abstract: Apparatus for processing image data is provided, comprising processing means, storage means, display means and stylus-like manually operable input means, wherein said processing means is configured to perform functions upon image data in response to an operator manually selecting a function from a function menu; said processing means responds to a first user-generated input command so as to display a plurality of function gates at a cursor position; movement of the stylus-like manually operable input means so as to move said cursor through one of said function gates results in a related menu being displayed; and manual selection of a function from said displayed menu results in the selected function being performed upon said image data.