/**
  * @return $this
  */
 protected function _getMarkdownButtons()
 {
     $htmlId = $this->_currentElement->getHtmlId();
     if ($this->_helper->getDetectionTag() !== '') {
         $this->_afterElementHtml[200] = Mage::getSingleton('core/layout')->createBlock('adminhtml/widget_button', '', array('label' => $this->_helper->__('Markdown enable'), 'type' => 'button', 'class' => 'mdButton', 'onclick' => 'toggleMarkdown(\'' . $htmlId . '\');'))->toHtml();
     }
     if ($this->_helper->isEpicEditorEnabled()) {
         $this->_afterElementHtml[500] = Mage::getSingleton('core/layout')->createBlock('adminhtml/widget_button', '', array('label' => $this->_helper->__('EpicEditor'), 'class' => 'mdButton', 'type' => 'button', 'onclick' => 'toggleEpicEditor(this,\'' . $htmlId . '\');'))->toHtml();
     }
     if ($this->_helper->isReMarkedEnabled() === TRUE) {
         $this->_afterElementHtml[600] = Mage::getSingleton('core/layout')->createBlock('adminhtml/widget_button', '', array('label' => $this->_helper->__('Convert HTML to Markdown'), 'class' => 'mdButton', 'type' => 'button', 'onclick' => 'htmlToMarkDown(this,\'' . $htmlId . '\');'))->toHtml();
     }
     return $this;
 }