<!DOCTYPE html>

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

<style type="text/css"></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 = 6;

context.lineWidth = 7;

context.lineWidth = 8;

context.lineWidth = 9;

context.lineWidth = 10;

context.lineWidth = 11;

context.lineWidth = 12;

context.lineWidth = 13;

context.lineWidth = 12;

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 = 2;

context.lineWidth = 3;

context.lineWidth = 4;

context.lineWidth = 5;

context.lineWidth = 6;

context.lineWidth = 7;

context.lineWidth = 8;

context.lineWidth = 7;

context.lineWidth = 6;

context.lineWidth = 5;

context.strokeStyle = '#000000';
context.strokeRect(153, 50, 234, 415);

context.strokeStyle = '#000000';
context.strokeRect(232, 76, 86, 104);

context.strokeStyle = '#000000';
context.strokeRect(254, 181, 47, 230);

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(176, 230);
context.lineTo(363, 268);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(363, 268);
context.lineTo(189, 332);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(189, 332);
context.lineTo(356, 355);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(356, 355);
context.lineTo(191, 415);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(152, 288);
context.lineTo(96, 288);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(387, 285);
context.lineTo(450, 285);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(151, 398);
context.lineTo(94, 398);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(387, 396);
context.lineTo(459, 396);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(177, 228);
context.lineTo(92, 228);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(151, 441);
context.lineTo(97, 440);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.save();
context.translate(267, 103.5);
context.scale(1, 0.8333333333333334);
context.beginPath();
context.arc(0, 0, 23, 0, 6.283185307179586, false);
context.stroke();
context.closePath();
context.restore();

context.strokeStyle = '#000000';
context.save();
context.translate(272.5, 322);
context.scale(1, 0.5263157894736842);
context.beginPath();
context.arc(0, 0, 21, 0, 6.283185307179586, false);
context.stroke();
context.closePath();
context.restore();

context.strokeStyle = '#000000';
context.save();
context.translate(284, 438.5);
context.scale(1, 0.9);
context.beginPath();
context.arc(0, 0, 13, 0, 6.283185307179586, false);
context.stroke();
context.closePath();
context.restore();
</script>
</body>
</html>