| 摘要 |
A communication system including a server having a state holding unit for holding variable state information and a state informing unit for holding a destination address of the state information to transmit the state information held by the state holding unit to the destination address. Further, a client's connected via a network to the server having plotting control for plotting one or more icons on an application, anyone of the icons being duplicatable between a plurality of mutually different applications, and the plurality of icons being increased in number by duplication. An icon management unit is provided for receiving the state information transmitted from the server to instruct the plotting control to reflect a state represented by the received state information on one or a plurality of icons plotted by the plotting control.
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