An article of furniture has a first furniture part and at least one second furniture part that can be motor-driven in relation to the first furniture part. The feeding component 40 has an attaching member 43 made of resin to support a feeding line against the metal plate. With at least one implementation, described herein, a determination may be made about whether two or more of such sets are unaltered duplicates by comparing integrity signatures of such sets. After transmitting the information on the destination display screen, the relay server receives data on a neighboring screen of the destination display screen from the MFP. The modulation code generator is configured to generate a pulse width value based on the value of the center pixel, and a justification value based on the values of the left pixel and the right pixel. A menu unit generates image data on a menu screen where a plurality of function icons and a plurality of media icons are arranged two-dimensionally according to a user function.