An object and attributes that describe that object are identified. The slide frame is configured to be pulled out from the body frame along a sliding direction. The error handling structure includes a first frame configured to contain graphical program code for which error handling is to be provided. A bottom plate of the seat is integrally provided with a latching portion for allowing removable engagement with the engaging portion of the fuel tank shrouds, whereby the rear portion of the shrouds are supported. During use, the marker are into a target tissue region, and the probe is placed against the patient’s skin to detect and localize the marker. A printed image is provided and positioned proximal to the focal point on the inner surface of the label.