| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent an operator from performing additional registration processing and account processing of merchandise to registration data of another customer.SOLUTION: A display unit 20 with a touch panel displays purchasing information by switching for each customer. A hard disk 430 stores a plurality of images. The display unit 20 with a touch panel displays the images stored in the hard disk 430 in an area where switching operation for displaying purchasing information of a certain customer in a predetermined area is performed.</p> |
