// rects.js
// This script illustrates the use of the rectangle methods of 
// the canvas element to draw two rectangles.

function draw() {
 var dom = document.getElementById("myCanvas");
 if (dom.getContext) {
 var context = dom.getContext('2d');
 context.fillRect(100, 100, 200, 200);
 context.clearRect(150, 150, 100, 100);
 context.strokeRect(180, 180, 40, 40);
 context.fillRect(195, 195, 10, 10);
 }
}