<!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.lineWidth = 4;

context.lineWidth = 5;

context.lineWidth = 6;

context.lineWidth = 7;

context.lineWidth = 6;

context.lineWidth = 5;

context.lineWidth = 4;

context.lineWidth = 3;

context.lineWidth = 4;

context.lineWidth = 5;

context.lineWidth = 6;

context.strokeStyle = '#000000';
context.strokeRect(45, 74, 72, 398);

context.strokeStyle = '#000000';
context.strokeRect(116, 72, 112, 85);

context.strokeStyle = '#000000';
context.strokeRect(180, 161, 50, 90);

context.strokeStyle = '#000000';
context.strokeRect(118, 245, 110, 60);

context.strokeStyle = '#000000';
context.strokeRect(186, 304, 41, 170);

context.strokeStyle = '#000000';
context.strokeRect(313, 77, 146, 66);

context.strokeStyle = '#000000';
context.strokeRect(314, 146, 62, 127);

context.strokeStyle = '#000000';
context.strokeRect(375, 273, 1, 0);

context.strokeStyle = '#000000';
context.strokeRect(377, 226, 81, 45);

context.strokeStyle = '#000000';
context.strokeRect(403, 274, 54, 187);

context.strokeStyle = '#000000';
context.strokeRect(403, 460, 0, 0);

context.strokeStyle = '#000000';
context.strokeRect(317, 391, 83, 67);

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 = 7;

context.lineWidth = 8;

context.lineWidth = 9;

context.lineWidth = 10;

context.lineWidth = 11;

context.lineWidth = 10;

context.lineWidth = 9;

context.lineWidth = 8;

context.lineWidth = 7;

context.lineWidth = 6;

context.lineWidth = 5;

context.lineWidth = 4;

context.lineWidth = 3;

context.lineWidth = 4;
</script>
</body>
</html>