Method and system for distributing advertisements over network

A method of distribution of an advertisement comprising

• having a communication terminal send an access request to a WWW server connected to a network to a relay server in said network,
• having said relay server send said access request to said WWW server, receive display data of a homepage from said WWW server, add information for accessing the advertisement distribution server connected to said network, and send the same to said communication terminal, and
• having said communication terminal receive said display data and display said homepage, use information for accessing said advertisement distribution data to acquire advertisement data from said advertisement distribution data through said relay server, acquire the advertisement data from said advertisement distribution server, and display an advertisement together with said homepage in accordance with the advertisement data.

A relay server having a first communication unit for communicating with a communication terminal, a second communication unit for communicating with a WWW server and an advertisement distribution server, and a control unit, wherein

• said control unit receives from said first communication unit an access request to the WWW server sent from said communication terminal, sends said access request from said second communication unit to said WWW server when receiving it, and receives display data from said WWW server and sends an advertisement ID of an advertisement by said first communication unit to said communication terminal along with said display data, a desired sent user condition predefined for an advertiser of said advertisement being satisfied by a user of said communication terminal and a desired received advertisement condition predefined for the user of said communication terminal being satisfied by the advertisement, receives an advertisement data request including said advertisement ID from said first communication unit, sends an advertisement data request from said second communication unit to said advertisement distribution server at that time, receives advertisement data corresponding to the advertisement ID included in said advertisement data request, and sends the same from said first communication unit to said communication terminal.

A communication terminal having a communication unit, display unit, and control unit, wherein said control unit receives display data including advertisement display area designation data and an advertisement ID specifying an advertisement from said communication unit, displays a screen corresponding to said display data on said display unit at that time, sends an advertisement data request including said advertisement ID from said communication unit to a relay server in a network, receives advertisement data corresponding to said advertisement ID from said relay server by said communication unit, and displays an advertisement corresponding to said advertisement data on an area of said display unit designated by said advertisement display area designation data at that time.

A method of control of a communication terminal having a communication unit, display unit, and control unit, said method of control of a communication terminal comprising having said control unit receive display data including advertisement display area designation data and an advertisement ID specifying an advertisement from said communication unit, display a screen corresponding to said display data on said display unit at that time, send an advertisement data request including said advertisement ID from said communication unit to a relay server in a network, receive advertisement data corresponding to said advertisement ID from said relay server by said communication unit, and display an advertisement corresponding to said advertisement data on an area of said display unit designated by said advertisement display area designation data at that time.

A control program of a communication terminal having a communication unit, display unit, and control unit, said control program causing said control unit to perform control for receiving display data including advertisement display area designation data and an advertisement ID specifying an advertisement from said communication unit, displaying a screen corresponding to said display data on said display unit at that time, sending an advertisement data request including said advertisement ID from said communication unit to a relay server in a network, receiving advertisement data corresponding to said advertisement ID from said relay server by said communication unit, and displaying an advertisement corresponding to said advertisement data on an area of said display unit designated by said advertisement display area designation data at that time.

A computer readable storage medium storing a control program of a communication terminal having a communication unit, a display unit, and a control unit, said storage medium recording a control program for causing said control unit to perform control for receiving display data including advertisement display area designation data and an advertisement ID specifying an advertisement from said communication unit, displaying a screen corresponding to said display data on said display unit at that time, sending an advertisement data request including said advertisement ID from said communication unit to a relay server in a network, receiving advertisement data corresponding to said advertisement ID from said relay server by said communication unit, and displaying an advertisement corresponding to said advertisement data on an area of said display unit designated by said advertisement display area designation data at that time.