1. A method of displaying hover assistance on a display screen, comprising: moving a pointer element to a position over a user interface element shown on the display screen in response to user manipulation of a pointing device; while the pointer element is positioned over the user interface element, invoking a first hover element for display on the display screen; and invoking a second hover element for display on the display screen after invoking the first hover element, and while the pointer element continues to be positioned over the user interface element.