Patent ID: 7210101

Claim:
A computer implemented method of processing a Web page, comprising: storing a communication applet in a communication applet storing unit of a local Web server, the communication applet being referenced, but not stored, on a remote Web server; downloading the communication applet from the local Web server to a Web processing client; receiving a first Web page from the remote Web server by the Web processing client and displaying the first Web page on a screen; monitoring by a monitoring unit in the local Web server an external state to generate a first operation information responsive to the external state; and executing the communication applet by the Web processing client when the first Web page is displayed, and wherein: the first Web page includes an instruction for causing the Web processing client to download the communication applet from the local Web server and an argument which is passed to the communication applet and indicates that a second Web page for display corresponds to a second operation information; the communication applet is restricted from communicating with devices external to the local Web server; the communication applet receives the first operation information from the monitoring unit; and the communication applet can only control the Web processing client to replace the first Web page with the second Web page if the first operation information received from the monitoring unit corresponds to the second operation information indicated in the first Web page.