Demonstrate use of the various types of Google layers.
For best performance, you must be using a version of the Google Maps API which is v2.93 or higher. In order to use this version of the API, it is best to simply set your application to use the string "v=2" in the request, rather than tying your application to an explicit version.
In order to position the Google attribution div in the default location, you must include the extra theme/default/google.css stylesheet.