How do I use the map navigation controls?

The navigation controls you see on maps at australia.gov.au are shown here. Navigation controls include:

1. Arrows - Click the appropriate arrow buttons to move the view north, south, east or west.
2. Zoom - Click + to zoom in on the center of the map. Click - to zoom out.
3. Zoom slider - Drag the zoom slider up or down to zoom in or out incrementally.