Patent ID: 7426536

Claim:
An administration device used in a chat system having a plurality of chat devices which share any number of virtual chat spaces being configured on a network and which send and receive messages among themselves, comprising: an association table stored in a storage that relationally stores a predetermined event occurring in a chat space with participating chat devices, a plurality of predetermined different control instructions, and a plurality of predetermined different correlated operation instructions that correspond to the predetermined event, wherein the plurality of predetermined different control instructions correspond to a plurality of types of image representations and/or physical representations among the chat devices, and the plurality of predetermined different correlated operation instructions correspond to a plurality of different chat device destinations to operate image representations and/or physical representations of chat participants that are linked to or installed in the chat device destinations; a chat event detector detecting a predetermined event in the chat space, based on the association table; an operation instruction determiner determining the plurality of the different operation instructions for the detected event, based on the association table; a destination determiner determining the corresponding plurality of the different chat device destinations to be transmitted the determined plurality of the different operation instructions, based on the association table; and a transmitter transmitting the determined plurality of the different control instructions and/or the determined plurality of the different operation instructions corresponding to the event via the chat system to the determined corresponding chat device destinations to operate the image representations and/or the physical representations of the chat participants that are linked to or installed in the chat device destinations, and wherein the image representations and/or physical representations of the chat participants are operated by the transmitted determined plurality of the different control instructions and/or the determined plurality of the different operation instructions corresponding to the event.