See the canvas? Display nmlCanvasTrig0 in browser.
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8"/>
<title>Canvas Example Trig</title>
</head>
<body>
<h1>Canvas Example Trig</h1>
<p>
Before the canvas.
</p>
<canvas id="myCanvas"
width="300" height="300">
<p>Powered by HTML5 canvas</p>
</canvas>
<p>
After the canvas.
</p>
</body>
</html>