<!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 = 4;

context.lineWidth = 3;

context.lineWidth = 1;

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(1, 383);
context.lineTo(599, 383);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.save();
context.translate(148, 314);
context.scale(1, 0.8928571428571429);
context.beginPath();
context.arc(0, 0, 75, 0, 6.283185307179586, false);
context.stroke();
context.closePath();
context.restore();

context.strokeStyle = '#000000';
context.save();
context.translate(150.5, 325);
context.scale(1, 0.8292682926829268);
context.beginPath();
context.arc(0, 0, 53, 0, 6.283185307179586, false);
context.stroke();
context.closePath();
context.restore();

context.strokeStyle = '#000000';
context.save();
context.translate(391, 300.5);
context.scale(0.9152542372881356, 1);
context.beginPath();
context.arc(0, 0, 80, 0, 6.283185307179586, false);
context.stroke();
context.closePath();
context.restore();

context.strokeStyle = '#000000';
context.save();
context.translate(389.5, 306.5);
context.scale(1, 0.9534883720930233);
context.beginPath();
context.arc(0, 0, 59, 0, 6.283185307179586, false);
context.stroke();
context.closePath();
context.restore();
</script>
</body>
</html>