text: window.RadioTabsComponent = function(componentElement) {
      var buttons;
      var init = function() {
          buttons = componentElement.querySelectorAll('.button');
  
          reCheck();
          for (var i = 0; i < buttons.length; i++) {
              eventsManager.addHandler(buttons[i], 'click', reCheck);
          }
  
      };
  
      var reCheck = function() {
          for (var i = 0; i < buttons.length; i++) {
              var input = buttons[i].querySelector('input');
              if (input.checked) {
                  domHelper.addClass(buttons[i], 'success_button');
              } else {
                  domHelper.removeClass(buttons[i], 'success_button');
              }
          }
      };
  
      init();
  };
  DomHelperMixin.call(FormHelperComponent.prototype);