| 摘要 |
PROBLEM TO BE SOLVED: To output explanations in accordance with the degree of delay of the viewing of a viewer in a recommended circulation course with a technology for outputting the explanations of exhibits to the viewer by using a portable terminal.SOLUTION: An exhibit ID is acquired from the IC card of an exhibit in a step S503, and a current passage time at that time is acquired in a step S504. Whether or not the current passage time has exceeded an estimated passage time corresponding to the exhibit ID is determined in a step S511. When it is determined that the current passage time has not exceeded the estimated passage time, the content of normal explanations is displayed in a portable terminal in a step S512, and when it is determined that the current passage time has exceeded the estimated passage time, an alert is displayed in a step S514, or the content of abbreviated explanations is displayed in the portable terminal in a step S515. |
