Tryit Editor v1.4

<html>
<head>
<script type="text/javascript">
function drawCanvas()
{
try
	{
	var canvas=document.getElementById('myCanvas');
	var ctx=canvas.getContext('2d');
	ctx.fillStyle='#FF0000';
	ctx.fillRect(0,0,80,100);
	}
catch (er)
	{
	}
}
</script>
</head>

<body onload="drawCanvas()">
<canvas id="myCanvas">your browser does not support the canvas tag</canvas>
<p>Currently only FireFox, Chrome, and Opera supports the canvas.</p>
</body>
</html>

Your Result:

Edit the code above and click to see the result.

W3Schools.com - Try it yourself