| 摘要 |
PROBLEM TO BE SOLVED: To return points depending on a reproduction range, when returning goods.SOLUTION: A smart phone 4 is connected to an electronic content distribution server 3. Top page data 30 is transmitted from the electronic content distribution server 3 to the smart phone 4 and is displayed on an LCD 24. When a return image 39 of the top page data 30 is selected, return page data 50 is displayed on the LCD 24. A title to be returned is selected and, when a return button image 51 is selected, a CPU 26 deletes book image data of the selected title and cuts read page number information associated with the data from a memory 27 to transmit return information including the read page number information on the selected title and an electronic book ID to the electronic content distribution server 3. A CPU 15 of the electronic content distribution server 3 calculates return points on the basis of a ratio between the read page number information in the received return information and a total page number of the electronic book. |
