Index: branches/5.2.x/units/shipping_quote_engines/usps.php
===================================================================
diff -u -N -r14582 -r15141
--- branches/5.2.x/units/shipping_quote_engines/usps.php	(.../usps.php)	(revision 14582)
+++ branches/5.2.x/units/shipping_quote_engines/usps.php	(.../usps.php)	(revision 15141)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: usps.php 14582 2011-09-23 14:42:51Z alex $
+* @version	$Id: usps.php 15141 2012-03-04 08:08:18Z alex $
 * @package	In-Commerce
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license	Commercial License
@@ -757,7 +757,7 @@
 
 		// parse response
 
-		$xml_helper =& $this->Application->recallObject('kXMLHelper');
+		$xml_helper = $this->Application->recallObject('kXMLHelper');
 		/* @var $xml_helper kXMLHelper */
 
 		$root_node =& $xml_helper->Parse($body);
@@ -956,7 +956,7 @@
 		}
 
 		// parse response
-		$xml_helper =& $this->Application->recallObject('kXMLHelper');
+		$xml_helper = $this->Application->recallObject('kXMLHelper');
 		$root_node =& $xml_helper->Parse($body);
 		/* @var $root_node kXMLNode */
 		$Postage = 0;
@@ -1000,7 +1000,7 @@
 		}
 
 		if ( $label_file != '' ) {
-			$file_helper =& $this->Application->recallObject('FileHelper');
+			$file_helper = $this->Application->recallObject('FileHelper');
 			/* @var $file_helper FileHelper */
 
 			$file_helper->CheckFolder(USPS_LABEL_FOLDER);
@@ -1014,7 +1014,7 @@
 
 	function GetUSPSCountry($country, $default = 'US')
 	{
-		$cs_helper =& $this->Application->recallObject('CountryStatesHelper');
+		$cs_helper = $this->Application->recallObject('CountryStatesHelper');
 		/* @var $cs_helper kCountryStatesHelper */
 
 		$country = $cs_helper->getCountryIso($country);
@@ -1099,7 +1099,7 @@
 				return Array('error' => implode('<br/>', $errors));
 			}
 
-			$xml_helper =& $this->Application->recallObject('kXMLHelper');
+			$xml_helper = $this->Application->recallObject('kXMLHelper');
 			$root_node =& $xml_helper->Parse($body);
 			/* @var $root_node kXMLNode */