anchor.diff:        var infowindow = new google.maps.InfoWindow({
           map: map,
           position: pos,
  -        content: 'Location found using HTML5.'
  +        content: 'You are here'
         });
   
         map.setCenter(pos);
  
positive.code:  $(document).ready(function() {
  
    var mapOptions = {
      zoom: 6,
      mapTypeId: google.maps.MapTypeId.ROADMAP
    };
    map = new google.maps.Map(document.getElementById('map_canvas'),
        mapOptions);
  
  
negative.code: 
  <style>
  #map_canvas {
    width:  400px;
    height: 400px;
  }
  </style>
  
  <div id='coordinates'></div>
  <br>
  <div id='map_canvas'></div>
  
  <!-- End of tutorial code ------------------------------------------------------------  -->
  