mapjunk.html

<!DOCTYPE html>
<html>
  <head>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <style type="text/css">
      html { height: 100% }
      body { height: 100%; margin: 0; padding: 0 }
      #map_canvas { height: 100% }
    </style>
    <script type="text/javascript"
      src="https://maps.googleapis.com/maps/api/js?key=AIzaSyBwT3hoRXWU1UkYIBK5Mm_tdpdRb30YC0Y&sensor=false">
    </script>
    <script type="text/javascript" src="/sites/all/modules/contrib/jquery_update/replace/jquery.min.js?A"></script>
    <script type="text/javascript" src="/js/mapjunk.js"></script>
    <script type="text/javascript" src="/js/markerclusterer/src/markerclusterer.js"></script>
  </head>
  <body onload="initialize()">
    <div id="map_canvas" style="width:100%; height:100%"></div>
  </body>
</html>