| 摘要 |
A navigation system is provided with: a present position detecting device (16, 17, 18) for detecting a present position; and a navigation device (11, 20, 21, 22, 23, 24) for performing a navigation in correspondence with the detected present position on the basis of map data. The navigation system is also provided with a menu controlling device (11, 25, 26) for controlling a menu display of the navigation by using menu information capable of being updated.
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