Methods, computer systems, and computer-readable media describe the computerized processing of invoices. The image pickup apparatus includes an inclination detector which detects an inclination of the image pickup apparatus, a display device capable of superimposedly showing an inclination guide display corresponding to a detection output from the inclination detector, on a picked-up image, and an aspect ratio setter which sets the aspect ratio of a picked-up image. The extension is conveniently secured to the body and the doors of the body and the extension open and latch in concert. Each compartment is sized to closely receive a sample-vial carrier. If unsuccessful on an initial attempt, the store and forward facility periodically retrys to send the facsimile message. A die drives a panel portion through the restricted groove opening against the bottom faces, driving the panel portion into the apex and inwardly beneath the inclined inner side wall and outwardly beneath the inclined outer side wall of the groove, resulting in a better installation and accommodating a wider range of panel thicknesses.