protected function _getCat1()
{
if (empty($this->_cat1)) {
$refcat1 = new Refcat1();
return $this->_cat1 = $refcat1->getAllCat1OfSpecificCategory($this->_busTypeId);
} else {
return $this->_cat1;
}
}
protected function _getCat3($cat2 = null)
{
if (empty($this->_cat3)) {
$refcat3 = new Refcat1();
return $this->_cat3 = $refcat3->getAllCat1OfSpecificCategory($this->_busTypeId);
} else {
return $this->_cat3;
}
}
