A glass material for use in a microwave-transparent window of a plasma processing apparatus is provided. The first waveform has a first cycle with a first amplitude and a second cycle with a second amplitude. The social network server computer generates a member profile for each of the members of the social networking service. The touch controller advantageously provides more robust and flexible touch circuitry to handle various types of touch events at the panel. When the device receives a transmission command code transmitted from a time-data receiving apparatus, it transmits the relayed radio wave for a predetermined time at a second intensity that is lower than the first intensity.