function Human(name) {
      this.name = name;
    }

    function Employee(name, id){
      Human.call(this, name)
      this.id = id;
    }

    function Programmer(name, id, progLang) {
      Employee.call(this, name);
      this.progLang = progLang;
    }

    Human.prototype.changeName = function (name) {
      this.name = name;
    }

    Employee.prototype.changeId = function(id) {
      this.id = id;
    }

    Programmer.prototype.changeLang = function (progLang) {
      this.progLang = progLang;
    }

    inherit(Employee, Human);
    inherit(Programmer, Employee);

    var prog = new Programmer("Ori", 4324324, "JavaScript");
    debugger;