Frankie Bagnardi (2014-12-13T10:20:23.000Z)
d at domenic.me (2014-12-19T22:48:35.912Z)
You're much better off subclassing menu for that purpose. ```js class Menu constructor(options) { this.options = Object.assign({hidden: false}, options); } } class HiddenMenu extends Menu { constructor(options){ super(Object.assign({hidden: true}, options)); } } ```