| 摘要 |
The present invention provides a worker with information about work to be paid attention when the work is displayed in the moving image data. Work content for each of steps of the work to be carried out on a product is stored as moving image data in a storage unit. In response to a desired step being selected on a display device, the moving image data corresponding to the selected step is read from the storage unit. Playback of the moving image data is started on the display device. When starting the playback of the moving image data, a time bar where a progress of the playback of the moving image data is indicated by a slider. Attention work is predetermined within the step of the work. An occurrence timing of the attention work is displayed corresponding to the time bar.
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