<!doctype html>
<html>
  <head>
    <title>Circles bouncing off lines</title>

    <script type="text/javascript" src="main.js"></script>
  </head>

  <body onload="start(document.getElementById('canvas'));">
    <canvas id="canvas" width="480" height="480"></canvas>
  </body>
</html>

<!doctype html>
<html>
  <head>
    <title>Circles bouncing off lines</title>

    <script type="text/javascript" src="main.js"></script>
  </head>

  <body onload="start(document.getElementById('canvas'));">
    <canvas id="canvas" width="480" height="480"></canvas>

    <div>
      <a href="https://github.com/maryrosecook/linecirclecollisions">GitHub</a> |
      <a href="http://maryrosecook.com">Mary Rose Cook</a>
    </div>
  </body>
</html>

Add link to github and homepage
Add link to github and homepage