private static function updateOrderStatus(DOMElement $ndOrder) {
		$orderNumber = $ndOrder->getElementsByTagName('OrderNumber')->item(0)->nodeValue;
		$status = $ndOrder->getElementsByTagName('Status')->item(0)->nodeValue;

		$order = Mage::getModel('sales/order')->loadByIncrementId($orderNumber);
		if (!$order) { throw new Exception("Order number $orderNumber was not found."); }

		// Get shipment increment ID - if there are already shipments, just get the last one
		$shipmentId = false; $shipments = false;
		$api = Mage::getModel('sales/order_shipment_api');

		try {
			$shipments = $order->getShipmentsCollection();

			if (!$shipments || empty($shipments) || !count($shipments)) {
				// returns incrementId of new shipment
				$shipmentId = $api->create($orderNumber);
			} else {
				// get incrementId of last shipment
				foreach ($shipments as $shipment) {
					$shipmentId = $shipment['increment_id'];
				}
				if ($shipmentId === false) {
					$shipmentId = $api->create($orderNumber);
				}
			}
			$shipments = $api->info($shipmentId);
		} catch (Exception $e) {
			throw $e;
		}

		// Are we updating tracking data?
		$packages = $ndOrder->getElementsByTagName('Package');
		$doTracking = ($packages != null && $packages->length > 0);
		if ($doTracking) {
			foreach ($packages as $package) {
				$trackNum = $package->getElementsByTagName('TrackNum')->item(0)->nodeValue;
				$carrier = $package->getElementsByTagName('Shipper')->item(0)->nodeValue;
				$carrierCode = self::parseShipmentCarrier($orderNumber, $carrier, $api);
				if (!$carrierCode || self::trackingNumberExists($trackNum, $shipments)) { continue; }
				$api->addTrack($shipmentId, $carrierCode, $status, $trackNum);
				//RJZ 9-12-2012 mark order shipped via Udropship
				Mage::helper('udropship')->setShipmentComplete($shipmentId);
			}
		}

		try {
			// Add status change to order status history (does not add comment or notify customer)
			$api = Mage::getModel('sales/order_api');
			$api->addComment($orderNumber, $status);

			// Change the status
			$state = self::parseOrderState($status);
			if (!$state) { return; }

			$order = Mage::getModel('sales/order')->loadByIncrementId($orderNumber);
			$order->setStatus($state);
			$order->save();
		} catch (Exception $e) {
			if (self::$_debug) { echo "Status update error: $e\r\n"; }
			throw $e;
		}
	}