An emergency life support system including a patient ventilator for mechanical breathing assistance; a capnograph to monitor CO2 for ventilation effectiveness; a pulse oximeter for measuring blood stream oxygen saturation; a carbon dioxide sensor; an electrocardiograph to monitor cardiac performance; an infusion pump; and alarms and a data recorder. According to one aspect of the present invention, a user interface is provided to allow a user to group some of the players according to a theme or scene, where each of the players is located in a zone. Other features, aspects, and objects of the invention can be obtained from a review of the specification, the figures and the claims. That image can be processed, thereby carrying out image processing effects on the shape of the light that is displayed. The floating metal layer is electrically floating.