docs: function () {
              if (!this._isIE7OrLess && this._hashChangeCallbackAdded) {
                  this._hashChangeCallbackAdded = false;
                  ariaUtilsEvent.removeListener(Aria.$window, 'hashchange', {
                      fn : this._internalCallback
                  });
                  ariaUtilsAriaWindow.detachWindow();
              }
          }