| 摘要 |
PROBLEM TO BE SOLVED: To easily change an image of a commodity displayed in account contents even when a combination of articles related to the commodity is changed. SOLUTION: A controller has: an image data file acquisition part acquiring an image data file of the article imaged by a digital camera; an image data storage part storing the image data file; an account storage part storing an account associated with a plurality of image data files; an account rewriting part 25 rewriting contents of the account storage part; and a display control means controlling display contents of a touch panel display 3. The display control means displays meal ticket selection buttons 31 each corresponding to each the account on a meal ticket selection screen 30. The meal ticket selection button 31 includes a plurality of sub areas 32 each displayed with contents of the image data file related to the corresponding account. COPYRIGHT: (C)2007,JPO&INPIT
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