examples/gmaps.html

<!DOCTYPE html>
<html>
  <head>
    <title>Gmaps example | CartoDB.js</title>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
    <link rel="shortcut icon" href="http://cartodb.com/assets/favicon.ico" />
    <style>
      html, body, #map {
        height: 100%;
        padding: 0;
        margin: 0;
      }
    </style>

    <link rel="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v3/themes/css/cartodb.css" />
    <!--[if lte IE 8]>
      <link rel="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v3/themes/css/cartodb.ie.css" />
    <![endif]-->
  </head>
  <body>
    <div id="map"></div>

    <!-- include google maps library *before* load cartodb.js -->
    <script src="https://maps.googleapis.com/maps/api/js?sensor=false"></script>
    <!-- include cartodb.js library -->
    <script src="http://libs.cartocdn.com/cartodb.js/v3/cartodb.uncompressed.js"></script>

    <script>
      function main() {
          var map;

          // create google maps map
          var mapOptions = {
            zoom: 3,
            center: new google.maps.LatLng(43, 0),
            mapTypeId: google.maps.MapTypeId.ROADMAP
          };
          map = new google.maps.Map(document.getElementById('map'),  mapOptions);

          // create layer and add to the map, then add some intera
          cartodb.createLayer(map, 'http://documentation.cartodb.com/api/v2/viz/2b13c956-e7c1-11e2-806b-5404a6a683d5/viz.json')
          .addTo(map)
          .on('done', function(layer) {
            var sublayer = layer.getSubLayer(0);
            sublayer.on('featureOver', function(e, pos, latlng, data) {
              cartodb.log.log(e, pos, latlng, data);
            });

            sublayer.on('error', function(err) {
              cartodb.log.log('error: ' + err);
            });

          })
          .on('error', function() {
            cartodb.log.log("some error occurred");
          });

      }

      window.onload = main;
    </script>
  </body>
</html>