| 摘要 |
PROBLEM TO BE SOLVED: To continue a purchase request without being disturbed even in the middle of the purchase request. SOLUTION: There are included a purchase requesting means for performing a purchase request in response to a purchase request of an article relating to a program, and a display means for displaying, on a display device, an article purchase picture relating to the purchase of the article in response to each of events that is generated in a state where the article purchase request in the purchase requesting means has not been completed. COPYRIGHT: (C)2008,JPO&INPIT
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