now with Object.create() again but working

Factory.js

@@ -2,38 +2,36 @@ function Factory() {
     this.notificationCenter = new NotificationCenter();
 }
 
-Factory.prototype.new = function () {
+Factory.prototype.new = function (constructor /*, arg1, arg2, ... */) {
     
     if (arguments.length < 1)
         throw 'Too fiew arguments';
     if (typeof arguments[0] != 'function')
         throw arguments[0] + ' is not a function';
     
-    var module = arguments[0];
-
-    module.prototype = new ExtensibleObject({
-        factory: this,
-        notificationCenter: this.notificationCenter
+    var instance = Object.create(constructor.prototype, {
+        notificationCenter: {
+             value: this.notificationCenter
+        },
+        factory: {
+            value: this
+        }
     });
-
-    return new (module.bind.apply(module, arguments))();
-}
-
-function ExtensibleObject(properties) {
-    for(var propertyName in properties) {
-        this[propertyName] = properties[propertyName];
-    }
+    
+    constructor.apply(instance, Array.prototype.slice.call(arguments, [1]));
+    return instance; 
 }
 
 function Player(name) {
     this.name = name;
+    this.notificationCenter.log("Player " + name + " created")
 }
 
 function NotificationCenter() {
     this.foo = "a"
 }
 
-NotificationCenter.prototype.alert = function(a) {
+NotificationCenter.prototype.log = function(a) {
     console.log(a)
 }
 
@@ -41,7 +39,7 @@ var factory = new Factory();
 
 var player = factory.new(Player, "jeena");
 
-player.factory.new(Player, "logsol").notificationCenter.alert("foo");
+player.factory.new(Player, "logsol").notificationCenter.log("test");
 
 
 /*