Antimicrobial compositions containing an iodine compound and a carboxylic acid, for example, a fatty acid, are disclosed. The weight comprises a first surface of the weight which is exposed at the side surface of the rotor together with the first surface of the printed wiring board and a second surface of the weight which is exposed at the other surface of the rotor together with the wound air-cored coil. The mobile agent may include an itinerary of peers that the mobile agent may visit. The locking collars interact with a common switch plate. A controller of the slot machine is connected to the cellular phone via the external connecting unit, to receive an operation signal from an operating part of the cellular phone and perform control of a game based on the received operation signal. The processor is programmed to calculate a temperature index proportional to the temperature signal.