     /**
      *  @private
      */
-    public function set group(value:FxRadioButtonGroup):void
+    public function set group(value:RadioButtonGroup):void
     {
         if (_group == value)
             return;


        for (var i:int = 1; i <= mx_internal::indexNumber; i++)
        {
            var radioButton:FxRadioButton = 
                    g.getRadioButtonAt(mx_internal::indexNumber - i);
            if (radioButton && isRadioButtonEnabled(radioButton))
            {


        for (var i:int = mx_internal::indexNumber + 1; i < g.numRadioButtons; i++)
        {
            var radioButton:RadioButton = g.getRadioButtonAt(i);
            if (radioButton && isRadioButtonEnabled(radioButton))
            {
                if (moveSelection)
