JavaScript Prototypical Object Inheritance

inherit.js

//Object create with object extension
function inherit(parent, object) {
  function F(){}
  F.prototype = parent
  return $.extend(new F(), object);
}

object-create.js

//Crockford's Object.create polyfill
if (typeof Object.create !== 'function') {
  Object.create = function (o) {
    function F() {}
    F.prototype = o;
    return new F();
  };
}