private function _getDelimiter(array $aField, $bIsLastElement)
{
return $aField['delimiter'] ? "<div " . $this->getAttributes(array('class' => 'delimiter', 'id' => "delimiter-{$aField['input_id']}", 'style' => $this->getAOrB($bIsLastElement, "display:none;", ""))) . ">" . $aField['delimiter'] . "</div>" : '';
}