In one embodiment, the invention provides a keyboard overlay adapted to indicate which one of a plurality of menu commands provided by a particular software application is invoked when an alphanumeric key is pressed together with a modifier key on a computer keyboard. In this embodiment, the keyboard overlay has a portion overlaying the modifier key and displaying a predetermined color thereby associating the color with the modifier key. The keyboard overlay has a portion overlaying the alphanumeric key and displaying the predetermined color together with closely associated indicia identifying the menu command. More complex arrangements are described that indicate keyboard equivalents that involve pressing an alphanumeric key together with more than one modifier key.