Click the map to Zoom In incrementally or in the upper right. Click to Zoom Out. Alternately, slide to Zoom In/Out.
Once zoomed in, the map may be dragged in any direction by clicking on the map and holding the mouse button while moving the mouse. Alternately, the arrow buttons representing the four directions may be clicked to move the map after zooming in.
The Home icon in the center of the arrow buttons may be clicked to reset the map to its original completely zoomed out position.