| 摘要 |
PROBLEM TO BE SOLVED: To easily decide whether or not an image file of an advertisement is pure even if a dead copy of the advertisement on the internet is taken by putting information regarding the time of a transmission request together with advertisement information at a request to send the advertisement information and sending them to the requesting source. SOLUTION: A browser on a personal computer 1 sends a request to send a file (advertisement information) specified with 'img scr=' to, for example, a server 4. At this time, the browser sends route information indicating which homepages are passed through to the server 4 together. Manager software 44 receives the transmission request and makes a specific check, and then acquires the system time of the transmission request. The manager software 44 puts the advertisement information of the image file specified by the transmission request and the obtained system time together. Then the composite advertisement information is sent to the transmission request source. |
