<!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.strokeRect(20, 19, 50, 49);

context.strokeStyle = '#000000';
context.strokeRect(121, 24, 58, 46);

context.strokeStyle = '#000000';
context.strokeRect(216, 11, 63, 63);

context.strokeStyle = '#000000';
context.strokeRect(340, 12, 58, 62);

context.strokeStyle = '#000000';
context.strokeRect(455, 8, 73, 55);

context.strokeStyle = '#000000';
context.strokeRect(22, 117, 60, 61);

context.strokeStyle = '#000000';
context.strokeRect(120, 109, 59, 72);
</script>
</body>
</html>