Simple Map

<!DOCTYPE html "-//W3C//DTD XHTML 1.0 Strict//EN"
  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <meta http-equiv="content-type" content="text/html; charset=utf-8"/>
    <title>Google Maps JavaScript API Example</title>
    <script src="http://maps.google.com/maps?file=api&amp;v=2&amp;key=AIzaSyB0I0YdRVw6Xa400DbMamXSrqP20sgIjP8&sensor=true"
            type="text/javascript"></script>
    <script type="text/javascript">
    function initialize() {
      var map = new GMap2(document.getElementById("map_canvas"));
      map.setCenter(new GLatLng(21.031955,105.848193), 13);
      map.setMapType(G_SATELLITE_MAP);
    }
    </script>
  </head>

  <body onload="initialize()" onunload="GUnload()">
    <div id="map_canvas" style="width: 500px; height: 300px"></div>
  </body>

</html>