$this->TextWrap($col, $this->row, $width, $myrow['wo_ref'], 'C');
elseif (isset($sales_order["customer_ref"]))
$this->TextWrap($col, $this->row, $width, $sales_order["customer_ref"], 'C');
$this->TextWrap($col, $this->row, $width, $myrow['wo_ref'], 'C');
elseif (isset($sales_order["customer_ref"]))
$this->TextWrap($col, $this->row, $width, $sales_order["customer_ref"], 'C');