*4.1.2. Display function of walking course*

After selecting a favorite course in the menu bar on the homepage, users can go the page for the display function of walking course (**Figure 3**) to confirm its outline on the digital map of the Web-GIS. The selected walking course is clearly displayed as a line on the digital map.

**Figure 3.** Page for the display function of walking course.

#### *4.1.3. Display function of the elevation difference of walking course-*

After confirming the outline of the selected walking course, by clicking its line on the digital- map, users can go to the page for the display function of the elevation difference of walking- course (**Figure 4**) to confirm the elevation difference. In the graph shown in **Figure 4**, the vertical axis indicates elevation (m), and the horizontal axis indicates the distance (km). By moving the cursor in the graph, the location corresponding to the walking course is displayed by a blue circle.
