config_load($lang_file, 'lang');
		$AVE_Template->assign('config_vars', $AVE_Template->get_config_vars());
		$AVE_Template->config_load($lang_file, 'admin');
		$res = '';
		switch ($action)
		{
			case 'edit':
				$AVE_Template->assign('field_id', $field_id);
				$AVE_Template->assign('field_value', $field_value);
				$tpl_file = get_field_tpl($tpl_dir, $field_id, 'admin', $_tpl);
				return $AVE_Template->fetch($tpl_file);
				break;
			case 'doc':
				$field_value = clean_php($field_value);
				$field_param = explode('|', $field_value);
				$field_param[1] = empty($field_param[1]) ? $field_param[0] : $field_param[1];
				if ($tpl_empty)
				{
					$field_value = ' ' . $field_param[1] . '';
				}
				else
				{
					$field_value = preg_replace_callback(
						'/\[tag:parametr:(\d+)\]/i',
						function($data) use($field_param)
						{
							return $field_param[(int)$data[1]];
						},
						$tpl
					);
				}
				$res = $field_value;
				break;
			case 'req':
				$field_value = clean_php($field_value);
				$field_param = explode('|', $field_value);
				if (empty($field_param[1]))
					$field_param[1] = $field_param[0];
				if (isset($document_fields[$rubric_id]['tpl_req_empty']))
				{
					$field_value = " " . $field_param[1] . "";
				}
				else
				{
					$field_value = preg_replace_callback(
						'/\[tag:parametr:(\d+)\]/i',
						function($data) use($field_param)
						{
							return $field_param[(int)$data[1]];
						},
						$tpl
					);
				}
				$maxlength = null;
				$res = $field_value;
				break;
			case 'api' :
				return clean_php($field_value);
				break;
			case 'name' :
				return $AVE_Template->get_config_vars('name');
				break;
		}
		return ($res ? $res : $field_value);
	}
?>