index.html

<!DOCTYPE html>
<meta charset='utf-8'>
<style>
    body {
        margin-left: 160px;
        margin-top: 40px;
        font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
        font-size: 14px;
    }

    .header {
        font-weight: bold;
        fill: #777;
    }
</style>
<link href="bandline.css" rel="stylesheet" type="text/css" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
<script src="du.js" type="text/javascript"></script>
<script src="data.js" type="text/javascript"></script>
<script src="model.js" type="text/javascript"></script>
<script src="bandline.js" type="text/javascript"></script>
<script defer="defer" src="render.js" type="text/javascript"></script>
<body onload="sampleAndRender()">
<svg xmlns="http://www.w3.org/2000/svg"></svg>
<div><button onclick="sampleAndRender()">Update</button></div>
</body>