Scroll - use this tool to click and drag the map to a new location, can also be used to select items on the map.
Zoom to Box - use this tool to draw a box on the map to zoom to. Click on the map and drag the map cursor in order to draw the box, when you release the mouse the map will zoom to that area.
Query Tool - use this tool to click on a map and query the details of a selected area. The extra details will appear in a box underneath the map.
Full-screen - expand the map to full-screen view
Minimise - minimise the map to normal size