Multitouch-table that I design, minimum Height to have only 600mm now, DI way, screen up to 40 inch, adopts five webcam, people operate very comfortable, Not outstanding either around the desk, but I want make it to be complete, let basic operation through the completion of touch, but touchlib on the net, multitouch and windows operation can’t run at the same time, should rely on the mouse or keyboard to switch over, I am not all right in procedure, do not know whether there is better drive that solves the problem that I spoke.