Patent ID: 8224970

Claim:
A Web-screen sharing system including a first terminal, a second terminal and a mediation server, the system comprising: the first terminal and the second terminal sending individual addresses to each other through the mediation server; connecting the first terminal and the second terminal with each other in accordance with the sent addresses; when the first terminal is connected to any Web server, detecting whether a content in the Web server is security-protected; if the content is security-protected as a result of the detecting, performing predetermined authentication processing between the Web server and the first terminal; when the authentication processing is successful, the Web server transmitting a content succeeding the authentication processing to the first terminal; the first terminal displaying the transmitted content as a Web screen, and capturing the displayed Web screen; transmitting an image file of the captured Web screen to the second terminal to display the captured Web screen on the second terminal, if the content is not security-protected as a result of the detecting, the first terminal receiving the content from the Web server to display as a Web screen, and transmitting a URL at that time to the second terminal to display the Web screen displayed on the first terminal.