The Navigation Menu allows you to control what the current Map editor is displaying.
The Show All tool shows all the data in the current map.
The Zoom In tool zooms in to show more detail on a specific area on the current map.
The Zoom Out tool zooms out to show less detail on a specific area on the current map.
The Show Selection tool shows only the area specific map area selected.
Back moves to the previous map view.
Forward moves to the next view. Forward is enabled only if you have pressed "Back."
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