A system includes an intermediate element, which is provided between a health file copy and at least one party with a strong authentication requiring, and for which a user is identified with some strong identification, and after which the intermediate element associates an intra-health card user identifier and a user identifying code with each other. A distance between a straight line connecting previous input coordinates and current input coordinates and a central point of the object is calculated. In addition, the device includes a multimedia warning beacon, and a mounting device for supporting the beacon adjacent a roadway intersection.