<!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.strokeStyle = '#000000';
context.save();
context.translate(249.5, 131.5);
context.scale(1, 0.9607843137254902);
context.beginPath();
context.arc(0, 0, 71, 0, 6.283185307179586, false);
context.stroke();
context.closePath();
context.restore();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(245, 200);
context.lineTo(161, 283);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(163, 283);
context.lineTo(332, 285);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(243, 202);
context.lineTo(331, 285);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(246, 286);
context.lineTo(246, 384);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.strokeRect(151, 382, 194, 101);

context.lineWidth = 4;

context.lineWidth = 3;

context.lineWidth = 4;

context.lineWidth = 5;

context.lineWidth = 6;

context.lineWidth = 7;

context.lineWidth = 8;
</script>
</body>
</html>