STRUCTURED DOCUMENT SAVING METHOD, DATA REPEATING DEVICE, AND DATA TRANSMITTING AND RECEIVING DEVICE

摘要

PROBLEM TO BE SOLVED: To automatically save a part including important contents of a structured document without placing any burden on a user by extracting and saving the important part from the structured document by making use of the structure of the structured document obtained on the basis of a previously specified specific extraction standard. SOLUTION: A WWW page browser 113 having received an indication from the user informs a proxy server 107 of a request to send a WWW page that the user specifies. The proxy server 107 similarly informs a WWW server 104 of the request to send the WWW page and also inputs the received WWW page to a document important item extracting device 110. The document important item extracting device 110 analyzes the structure of the WWW page as a structured document and retrieves whether or not the page contains the important item that the user has specified. When the important item is not found, the important item is extracted and saved in a recording device 111, and a tag indicating that the important item is extracted is added to the WWW page.