<!DOCTYPE html>
<head>
<meta charset="utf-8">
<title>Hypongtrochoid</title>
<style>
canvas {
border: 1px solid blue;
}
#container {
width: 100%;
text-align: center;
}
</style>
</head>
<body>
<h1>Hypongtrochoid</h1>
<div id="container"></div>
</body>
<script src="hypongtrochoid.js"></script>
<script>
launch('yoob/', 'container');
</script>