Monaca does not show maps using googlemapsapi

<script src="components/loader.js"></script>

<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false"></script>
<script type="text/javascript">
  function initialize() {
    var latlng = new google.maps.LatLng (-34.397, 150.644);
    varmyOptions={
      zoom —8,
      center —latlng,
      mapTypeId—Google.maps.MapTypeId.ROADMAP
    };
    varmap = new google.maps.Map( document.getElementById("map_canvas"), myOptions);
  }
</script>