public function drawInSprite(s:Sprite, size:uint, color:uint, alpha:Number):Sprite {
	var g:Graphics = s.graphics;
	g.beginFill(color, alpha);
	g.drawRect(0,0, size, size);
	g.endFill();
	return s;
}

var sa6:Sprite = new Sprite();
var sb6:Sprite = new Sprite();
sb6.x = 50;
sb6.y = 50;
var cnt6:Sprite = new Sprite();

this.drawInSprite(sa6, 100, 0xFF0000, 1);
this.drawInSprite(sb6, 100, 0x00FF00, 1);

cnt6.addChild(sa6);
cnt6.addChild(sb6);

var filter6:ColorMatrixFilter = new ColorMatrixFilter([
    1, 0, 0, 0, 0,
    0, 1, 0, 0, 0,
    0, 0, 1, 0, 0,
    0, 0, 0, 1, 0
]);
cnt6.filters = [filter6];
cnt6.alpha = 0.5;