Patent ID: 7647377

Claim:
A data transmission device comprising: transmitting means having a first transmission mode in which a file is sent attached to an e-mail message, a second transmission mode in which a file is sent to a file transfer server, and a mixed transmission mode in which a file is sent to a file transfer server and an e-mail message having a text string including address information of the file transfer server is sent; and transmission judging means for determining whether or not the destinations include those for which the first transmission mode as well as those for which the second transmission mode are designated during multi-destination delivery in which multiple destinations are designated, wherein when the transmission judging means judges that the destinations for the first and second transmission modes are included, the transmitting unit executes the mixed transmission mode in which an e-mail message having a text string including address information of the file transfer server designated in the second mode is sent to the destination designated for the first mode, where no file is attached to the e-mail, and a file designated for the second mode is sent to the file transfer server.