         {
             muteButton.removeEventListener(FlexEvent.MUTED_CHANGE, muteButton_mutedChangeHandler);
         }
-        
-        if (instance == dropDownController)
+        else if (instance == dropDownController)
         {
             if (instance == muteButton)
                 dropDownController.openButton = null;

        
        dispatchEvent(event);
    }

}
}

            muteButton.volume = value;
            muteButton.muted = muted;
        }
        else if (instance == dropDown && dropDownController)
        {
            dropDownController.dropDown = dropDown;
        }
    }
    
    /**
