Some stroke 
My game is on this page
	var myCanvas = document.getElementById("gameCanvas");
	var ctx = myCanvas.getContext("2d");
	var eyex=22;
	function draw() {
	ctx.clearRect(0, 0, 600, 400);
	// Draw a face...	
	// To set the current fill style:
	ctx.fillStyle = "yellow"
	// To fill a rectangle. Uses the current fillStyle.
	// Parameters are (x, y, width, height)
	ctx.fillRect(0, 0, 100, 250);
	ctx.fillStyle = "brown"
	ctx.fillRect(0, 0, 100, 50);
	// To stroke a circle, first build a path using arc.
	// Parameters are (centerX, centerY, radius, startAngle, endAngle, anticlockwise)
	// and then stroke the path.
	ctx.beginPath()
	ctx.arc(25, 110, 10, 0, 2*Math.PI, false)
	ctx.closePath()
	ctx.lineWidth = 1
	ctx.strokeStyle = "black"
	ctx.stroke()
	ctx.fillStyle = "white"
	ctx.fill();
	
	ctx.beginPath()
	ctx.arc(75, 110, 10, 0, 2*Math.PI, false)
	ctx.closePath()
	ctx.stroke()
	ctx.fill();
	ctx.beginPath()
	ctx.arc(eyex, 110, 3, 0, 2*Math.PI, false)
	ctx.closePath()
	ctx.fillStyle = "black"
	ctx.fill();
	ctx.beginPath()
	ctx.arc(eyex+50, 110, 3, 0, 2*Math.PI, false)
	ctx.closePath()
	ctx.fill();
	// To make a path of straight lines, use moveto and lineto. Parameters are x and y.
	ctx.beginPath()
	ctx.moveTo(45, 130)
	ctx.lineTo(30, 180)
	ctx.lineTo(60, 178)
	ctx.lineWidth = 2
	ctx.strokeStyle = "orange"
	ctx.stroke()
	}
	
	setInterval(draw, 10)