WED. Scripts Frame 2

var req:URLRequest = new URLRequest("squares.swf");

var loader:Loader = new Loader();

loader.load(req);

addChild(loader);

btnWhite.addEventListener(MouseEvent.MOUSE_DOWN, mouseDownHandlerE);

function mouseDownHandlerE(event:MouseEvent):void {

    loader.unload();

}

btnBlack.addEventListener(MouseEvent.MOUSE_DOWN, mouseDownHandlerG);

function mouseDownHandlerG(event:MouseEvent):void {

    addChild(loader);

}