| 摘要 |
PROBLEM TO BE SOLVED: To provide an electronic commerce system which allows a purchaser to input various settings associated with a selected item without switching screen when the item is selected on an item selection screen.SOLUTION: When a quantity input box c332 in each cell c33 of an item table c3 on a purchaser terminal is pointed, a subwindow s2 corresponding to the cell c33 appears presenting an input subframe s21 for entering purchase quantities. When purchase quantities are entered in the input subframe s21, a purchase quantity added up in the subwindow s2 is displayed in the quantity input box c332 of each cell c33 and a total amount is computed and displayed based on a computational condition pre-associated with each subwindow s2. |
