Patent ID: 8825524

Claim:
An electronic book provision system that provides a user with an electronic book, and comprises a terminal device and a distribution system for distributing an electronic book to the terminal device, wherein the distribution system comprises: a first acquiring means for acquiring an electronic book stored in an electronic book storage means for storing the electronic book where a tag is set in a text of the electronic book, wherein the tag indicates either a phrase specified by an author of the electronic book as a replacement target phrase in the text of the electronic book to be replaced with an advertising phrase on an advertisement or a position specified by the author of the electronic book as a position in the text of the electronic book into which the advertising phrase is inserted instead of an original phrase; and a second acquiring means for acquiring the stored content of an advertising phrase storage means, wherein the advertising phrase storage means stores a combination, specified by an advertiser, of the replacement target phrase and the advertising phrase, or a combination, specified by the advertiser, of the tag and the advertising phrase, in a case where the electronic book stored in the electronic book storage means is the electronic book where the tag indicating the replacement target phrase is set in the text, and the advertising phrase storage means stores a combination, specified by the advertiser, of the tag and the advertising phrase, in a case where the electronic book stored in the electronic book storage means is the electronic book where the tag indicating the position is set in the text, the electronic book provision system comprises: an advertising phrase insertion means for inserting the advertising phrase into the text of the electronic book based on the tag included in the text of the electronic book and the stored content of the advertising phrase storage means and the terminal device comprises: an output control means for causing output means included in the terminal device to output the electronic book into which the advertising phrase has been inserted by the advertising phrase insertion means.