ELECTRONIC MAIL CLIENT DEVICE, SERVER DEVICE AND ELECTRONIC MAIL SYSTEM CONNECTING THE SAME DEVICES TOGETHER

摘要

PROBLEM TO BE SOLVED: To provide an electronic mail system which can basically transmit an anonymous message, can send a reply to a specified transmitter and accordingly can inhibit a wrong user from using the system by means of the anonymity. SOLUTION: This mail system includes a server device S which is connected to an internet INET and a plurality of client devices C. Every device C converts the text data, etc., inputted by a user into the image data of a PNG form (format) and produces an anonymous mail that includes the user ID for the benefit of a receiver sending a reply. The server S stores the received anonymous mail in a mail box 30 and then selects preferentially the mail addressed to the user after another device C is logged in. The reception of mails of troublesome users can be rejected by registering these user IDs on the server S.