Patent ID: 8234343

Claim:
An electronic device comprising: a receiving unit configured to receive a plurality of e-mails having a message body and an attached file; a determination unit configured to make a first determination as to whether or not the message body of each e-mail thus received by the receiving unit has been checked, and to make a second determination as to whether or not the attached file of each email thus received by the receiving unit has been checked, the first determination and the second determination being made separately from each other; a mail management unit configured to manage mail information with respect to the plurality of e-mails, including at least determination results obtained by the determination results by the determination unit; a display unit configured to display the determination results; and a display control unit configured to display the mail information on the display unit, wherein the determination results displayed by the display unit include an indication that neither the message body nor the attached file have been checked, an indication that only one of the message body and the attached file have been checked, and an indication that both the message body and the attached file have been checked, wherein the mail information is displayed in a first color for an e-mail having both an already-checked message body and an already-checked attached file, displayed in a second color for an e-mail having both a message body and an attached file, only one of which is already checked, and displayed in a third color for an e-mail having both an unchecked message body and an unchecked attached file, except that the mail information is displayed in the first color for an e-mail having both an already-checked message body and an unchecked attached file that has an irreproducible file format, and is displayed in the third color for an e-mail having both an unchecked message body and an unchecked attached file that has an irreproducible file format.