A cassette for mounting on an image forming apparatus body and supplying media to the apparatus body. The seat arrangement comprising a vehicle seat, at least one inflatable element, means for inflating the inflatable element which inflate the inflatable element depending on a control signal. A crystalline semiconductor film is used for the semiconductor film. The first end is movably connected to the support on a first side of the opening and the second end moves about an opposing side of the opening to adjust the gate to an open position or a closed position with respect to the opening. The authentication code generated at the first cellular communications system is then compared with the authentication code generated at the second cellular communications system. The invention specifically relates to the use of 3-alpha-androstanediol, preferably in combination with a type 5 phosphodiesterase inhibitor.