google.maps.MapPanes interface
Properties
Type: Element
This pane contains the info window. It is above all map overlays. (Pane 4).
Type: Element
This pane is the lowest pane and is above the tiles. It does not receive DOM events. (Pane 0).
Type: Element
This pane contains markers. It does not receive DOM events. (Pane 2).
Type: Element
This pane contains polylines, polygons, ground overlays and tile layer overlays. It does not receive DOM events. (Pane 1).
Type: Element
This pane contains elements that receive DOM events. (Pane 3).