protected function _case(array $node) {
		$attrib=$node['@attrib'];
		unset($node['@attrib']);
		return
			'<?php case '.(preg_match('/\{\{(.+?)\}\}/',$attrib['value'])?
				$this->token($attrib['value']):
				Base::instance()->stringify($attrib['value'])).': ?>'.
				$this->build($node).
			'<?php '.(isset($attrib['break'])?
				'if ('.$this->token($attrib['break']).') ':'').
				'break; ?>';
	}