CCoursePackage::_GetResourceFiles

function _GetResourceFiles($res_id)
{
	$str = "";

	if (is_set($this->arResources,$res_id))
		foreach ($this->arResources[$res_id] as $arFile)
		if (is_set($arFile,"DB"))
			$str .= '';
		else
			$str .= '';
	return $str;
}