<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Your Canvas</title>

<style type="text/css"><!--
#container { position: relative; }
#imageTemp { position: absolute; top: 1px; left: 1px; }
--></style>

</head>
<body>
<canvas id="imageView" width="600" height="500"></canvas>

<script type="text/javascript">
var canvas, context, canvaso, contexto;
canvaso = document.getElementById('imageView');
context = canvaso.getContext('2d');
context.lineWidth = 5;

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(31, 40);

context.lineTo(31, 40);
context.stroke();

context.lineTo(63, 57);
context.stroke();

context.lineTo(86, 67);
context.stroke();

context.lineTo(97, 71);
context.stroke();

context.lineTo(106, 73);
context.stroke();

context.lineTo(115, 76);
context.stroke();

context.lineTo(117, 76);
context.stroke();

context.lineTo(117, 76);
context.stroke();

context.lineTo(117, 76);
context.stroke();

context.lineWidth = 6;

context.lineWidth = 7;

context.lineWidth = 8;

context.lineWidth = 9;

context.lineWidth = 10;
</script>
</body>
</html>