<!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.strokeRect(70, 51, 129, 191);

context.strokeStyle = '#000000';
context.strokeRect(284, 196, 90, 110);

context.strokeStyle = '#000000';
context.strokeRect(129, 311, 112, 155);

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(132, 137);
context.lineTo(184, 400);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(183, 400);
context.lineTo(339, 258);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(135, 140);
context.lineTo(332, 257);
context.stroke();
context.closePath();

context.lineWidth = 6;

context.lineWidth = 7;

context.lineWidth = 8;

context.lineWidth = 9;

context.lineWidth = 10;

context.lineWidth = 9;

context.lineWidth = 8;

context.lineWidth = 7;

context.lineWidth = 6;

context.lineWidth = 5;

context.lineWidth = 4;

context.lineWidth = 5;

context.lineWidth = 6;

context.lineWidth = 5;
</script>
</body>
</html>