| 摘要 |
The present invention enables a user, who wishes to deliver a promotion message, to deliver the message to audiences more effectively, and allows the audiences to be exposed to the promotion message for more than a predetermined time period to improve promotion effects, such that the audiences are allowed to use electronic book content at low or no cost. According to the present invention, repulsion of the audiences against advertisement is decreased, and the promotion effects are enhanced, since the audiences are exposed to the promotion message for more than the predetermined time period. The audiences are to remain on line in a system of an operator while reading the electronic book content, and the kind of the promotion message is one of an image, a moving image, and an image including text strings. The operator of the promotion message transmits the promotion message of a sponsor, who sponsors manufacturing of the corresponding electronic book of a member, to a reader who uses the electronic book, or selects a proper promotion message by referring to personal information and reading inclinations of the reader, such that the reader is exposed to the selected promotion message. |
