protected function getAppend()
	{
		if ($this->hasAddOn())
		{
			$htmlOptions = $this->appendOptions;

			if (isset($htmlOptions['class']))
				$htmlOptions['class'] .= ' add-on';
			else
				$htmlOptions['class'] = 'add-on';

			ob_start();
			if (isset($this->appendText))
				echo CHtml::tag('span', $htmlOptions, $this->appendText);

			echo '</div>';
			return ob_get_clean();
		} else
			return '';
	}