// a1. canvas definition standard
		canvas = document.getElementById("canvasArea");
		context = canvas.getContext("2d");

		// a2. message details. center on canvas
		var mText = "Hi there!";
		var xPos = canvas.width/2;
		var yPos = canvas.height/2;

		// a3. text format details
		context.font = "60pt Comic Sans MS";
		context.fillStyle = "hotpink";
		context.textAlign = "center";
		context.textBaseline = "middle";

		// a4. clipping region
		context.rect(40,40,320,50);
		context.clip();

		// a5. fill text
		context.fillText(mText.xPos, yPos);