Example implementation of inheritance implementation

gistfile1.js

var Parent = function (name) {
    var _parent = this;
    _parent.name = name;
}
Parent.prototype.sayHi = function () {
    return 'Hi ' + this.name + '!';
}
Parent.sayHowdy = function () { return 'Howdy!' }
extendable(Parent);
				
var Child = function (firstName, lastName) {
    var _child = Parent.inherit(this, firstName + ' ' + lastName);
    _child.sayBye = function () {
        return 'Bye ' + _child.name + ' :(';
    };
    return _child;
}
Parent.extend(Child, { protoProp: 4 }, { staticProp: 5 });