code: function parse_info($info)
  	{
  		$elements = explode(':', $info);
  		$count = count($elements);
  		if ($count > 4) {
  			for ($i = 4; $i < $count; ++$i) {
  				$elements[3] .= ':' . $elements[$i];
  			}
  		} else {
  			$elements = array_pad($elements, 4, '');
  		}
  		return array($elements[0], $elements[2], $elements[3]);
  	}
docs: Excerpt info defined in the index of each node of the template tree