Patent ID: 8682920

Claim:
An information providing apparatus comprising: a display control portion to output presentation data for display on a display screen outside of the information providing apparatus; a specifying instruction accepting portion to accept an instruction for specifying a part of said presentation data, the part corresponding to a position displayed on the display screen pointed to by a presenter of the presentation data; a related information search portion to search for related information related to the specified part of the presentation data corresponding to the position on the display screen pointed to by the presenter; a conversion portion to convert said presentation data into transmission data from which said related information related to said specified part is able to be extracted by a participant apparatus; and a transmission portion to transmit said transmission data to the participant apparatus so that the related information is able to be extracted from the converted transmission data by the participant apparatus; wherein said transmission data includes at least one instruction image added to the presentation data and corresponding to the specified part, the at least one instruction image accepting a command from the participant apparatus for executing a predetermined process related to the specified part when the at least one instruction image is designated by the participant apparatus.