<!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(23, 22, 131, 68);

context.strokeStyle = '#000000';
context.strokeRect(154, 89, 1, 1);

context.strokeStyle = '#000000';
context.strokeRect(155, 89, 0, 0);

context.strokeStyle = '#000000';
context.strokeRect(202, 218, 194, 68);

context.strokeStyle = '#000000';
context.strokeRect(396, 286, 0, 0);

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(85, 90);
context.lineTo(201, 257);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(201, 257);
context.lineTo(201, 257);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(201, 257);
context.lineTo(202, 434);
context.stroke();
context.closePath();

context.strokeStyle = '#000000';
context.beginPath();
context.moveTo(202, 434);
context.lineTo(202, 434);
context.stroke();
context.closePath();
</script>
</body>
</html>