template.html

<!DOCTYPE html>
<html>
  <head>
    <title>D3 Template</title>
    <script src="d3/d3.js"></script>
    <script src="d3/d3.time.js"></script>
    <script src="browsers.js"></script>
    <style type="text/css">
      body {
        padding: 50px;
      }

      svg {
        border: 1px solid black;
      }

      text {
        font: 11px sans-serif;
        fill: gray;
      }
    </style>
  </head>
  <body>
  </body>
  <script>
  /* Vis */
  var width = 700
  var height = 400

  var svg = d3.select('body')
    .append('svg')
      .attr('width', width)
      .attr('height', height)

  // Start your awesome code here

  </script>
</html>