package
{
    public class Rect extends MovieClip
    {

        public function Rect(myRect:MovieClip)
        {
            if(myRect == undefined)
            {
                throw new Error("Rect was Undefined.");
                trace(e.message);

                } else {

                    trace("X: " + myRect.x);
                    trace("Y: " + myRect.y);
                }
            }
        }
    }
}