A pedal construction includes an adjustable pedal subassembly having a lower pedal member adjustably supported on an upper pedal member by an adjustment device. The coated coat on teeth with the composition is excellent in the drying property, the durability, the color tone, and the easiness of the removal thereof. An appliance may intercept a request of the client to establish a communication session or connection with a server, and transmit the acceleration program to the client.