var Car = {

  init: function(make, model, year) {
    this.make = make;
    this.model = model;
    this.year = year;
  },
  sayCar: function() {
    // alert this.make
  }
};

var johnCar = Object.create(Car);
// required initialization
johnCar.init('Ford', 'F150', '2011');

// Objects delegate to one another