D3 Examples - chrome weirdness

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<!doctype html>
<html lang="en">
  <head>
    <meta charset='utf-8'/>
    <style>
      html { height: 100% }
      body { height: 100%; margin: 0; padding: 0;font-family: Verdana,Arial,sans-serif;font-size: .9em; }
      #map{ height: 100% }
    </style>
   <title>Title</title> 
  </head>
  <body>
    <div id="map"></div> 
    <script type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
    <script src="https://code.jquerygeo.com/jquery.geo-1.0a4.min.js"></script>
    <script type="text/javascript" src="script.js"></script> 
  </body>
</html>
    