| 摘要 |
<p>An electric mail system includes a plurality of communication units in which comprises a sending section for sending an e-mail, a receiving section for receiving the e-mail, a display section for displaying the e-mail, and a mail data storing section for storing the sent and received e-mails. The e-mail comprises a mail header including an extension field, a mail text and an attachment file. The display section comprises a mail list display area, a mail content display area and an important message display area. The sending section comprises a mail preparing section for inserting in the extension field a control code defining a certain operation and attaching an important message as an attachment file at the sending of the e-mail. The receiving section comprises an extract section for extracting the control code inserted in the extension field. At the extraction of the control code by the extract section, the display section displays the important message attached to the received e-mail in the important message display area. <IMAGE></p> |
