// Connect to Australia Post to retrieve a live shipping quote
$validQuote = false;
$ausPostURL = 'http://drc.edeliver.com.au/ratecalc.asp?';
$postVars = array(
'Height' => $height,
'Length' => $length,
'Width' => $width,
'Weight' => $weight,
'Quantity' => 1,
'Pickup_Postcode' => $this->_origin_zip,
'Destination_Postcode' => $this->_destzip,
'Country' => $this->_destcountry,
'Service_Type' => $this->_deliverytype
);
$ausPostURL .= http_build_query($postVars);
$result = PostToRemoteFileAndGetResponse($ausPostURL);