content: Sub _defineProperty (obj, key, value)
                                                                                                                                                                            If key in obj Then 
                                                                                                                                                                              Object.defineProperty(obj, key, {
                                                                                                                                                                                value : value,
                                                                                                                                                                                enumerable : true,
                                                                                                                                                                                configurable : true,
                                                                                                                                                                                writable : true
                                                                                                                                                                              })
                                                                                                                                                                            Else
                                                                                                                                                                              obj.key = value
                                                                                                                                                                            End If
                                                                                                                                                                            Return obj
                                                                                                                                                                          End Sub
                                                                                                                                                                          
                                                                                                                                                                          _defineProperty({
                                                                                                                                                                            
                                                                                                                                                                          }, a, Function ()
                                                                                                                                                                            
                                                                                                                                                                          End Function)