A court border module using a display apparatus is disclosed, which uses piezoelectric elements to drive the display apparatus. In a preferred embodiment, the convertible top stores on top of a rear storage area of a vehicle in a small space. Upper frame members of the rack support rollers in spaced relation and a crank or motor is provided to rotate the rollers to wind floor covering onto the rollers for storage. A super slot is associated with one or more wireless terminals. The first ILD layer is disposed on the gate electrode, the second ILD layer is disposed on the first ILD layer, and the third ILD layer is disposed on the second ILD layer.