Index: branches/5.2.x/core/units/helpers/country_states_helper.php
===================================================================
diff -u -N -r14244 -r14628
--- branches/5.2.x/core/units/helpers/country_states_helper.php	(.../country_states_helper.php)	(revision 14244)
+++ branches/5.2.x/core/units/helpers/country_states_helper.php	(.../country_states_helper.php)	(revision 14628)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: country_states_helper.php 14244 2011-03-16 20:53:41Z alex $
+* @version	$Id: country_states_helper.php 14628 2011-10-04 09:36:30Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -128,23 +128,32 @@
 			return $this->Conn->GetOne($sql);
 		}
 
+		/**
+		 * Checks, that entered state matches entered country
+		 *
+		 * @param kEvent $event
+		 * @param string $state_field
+		 * @param string $country_field
+		 * @param bool $auto_required
+		 * @return void
+		 */
 		function CheckStateField(&$event, $state_field, $country_field, $auto_required = true)
 		{
 			$object =& $event->getObject();
 			/* @var $object kDBItem */
 
 			$country_iso = $object->GetDBField($country_field);
 
-			if ($auto_required) {
+			if ( $auto_required ) {
 				$object->setRequired($state_field, $this->CountryHasStates($country_iso));
 			}
 
 			$state = $object->GetDBField($state_field);
 
-			if ($country_iso && $state) {
+			if ( $country_iso && $state ) {
 				$state_iso = $this->getStateIso($state, $country_iso);
 
-				if ($state_iso !== false) {
+				if ( $state_iso !== false ) {
 					// replace state name with it's ISO code
 					$object->SetDBField($state_field, $state_iso);
 				}