Patent ID: 8725812

Claim:
A method for providing memo function in an electronic mail, the method comprising: receiving an electronic mail; checking if memo data inputted by a mail sender exist in the electronic mail; deriving the memo data from the received electronic mail to insert the memo data into an electronic mail header; deriving a determined number of electronic mail headers stored in a receiver mail box in response to a mail read request from a receiver mail user agent (MUA); generating a mail read page, the mail read page comprising the determined number of electronic mail headers and a memo icon, the memo icon indicating the received electronic mail having memo data; transmitting the mail read page to the receiver mail user agent (MUA); and displaying immediately at least a portion of the inserted memo data in response to detection of a mouse event, wherein the memo data does not comprise electronic mail addressing information, and wherein the memo data includes at least a part of content of the received electronic mail.