Or it can simply be added as another input mechanism. Mousepointer AND a little Rifts crosshair can be used simultanously. The trigger for activating a menu item with the Rifts crosshair then can be assigned to a wheel button.
When there is the need to input a text somewhere it can be entered with the real keyboard OR with the Rifts crosshair typing on a virtual keyboard (floating under the input box)
When there is the need to input a text somewhere it can be entered with the real keyboard OR with the Rifts crosshair typing on a virtual keyboard (floating under the input box)