Index: branches/5.1.x/units/articles/articles_event_handler.php
===================================================================
diff -u -N -r13580 -r13961
--- branches/5.1.x/units/articles/articles_event_handler.php	(.../articles_event_handler.php)	(revision 13580)
+++ branches/5.1.x/units/articles/articles_event_handler.php	(.../articles_event_handler.php)	(revision 13961)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: articles_event_handler.php 13580 2010-05-19 07:27:16Z alex $
+* @version	$Id: articles_event_handler.php 13961 2010-09-25 18:37:14Z alex $
 * @package	In-News
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -477,12 +477,12 @@
 		{
 			$new_virtual_fields =	Array(
 											'cust_RssSource'				=>	Array('type' => 'string', 'default' => ''),
-											'cust_RssDefaultExpiration'		=>	Array('type' => 'int', 'not_null' => 1, 'default' => ''),
+											'cust_RssDefaultExpiration'		=>	Array('type' => 'int', 'default' => ''),
 											'cust_RssDefaultExpirationType'	=>	Array('type' => 'int', 'formatter' => 'kOptionsFormatter', 'use_phrases' => 1, 'options' => Array(60 => 'la_opt_min', 3600 => 'la_opt_hour', 86400 => 'la_opt_day', 2419200 => 'la_opt_month', 29030400 => 'la_opt_year'), 'default' => 60),
-											'cust_RssExpireInterval'		=>	Array('type' => 'int', 'not_null' => 1, 'default' => ''),
+											'cust_RssExpireInterval'		=>	Array('type' => 'int', 'default' => ''),
 											'cust_RssExpireIntervalType'	=>	Array('type' => 'int', 'formatter' => 'kOptionsFormatter', 'use_phrases' => 1, 'options' => Array(60 => 'la_opt_min', 3600 => 'la_opt_hour', 86400 => 'la_opt_day', 2419200 => 'la_opt_month'), 'default' => 60),
 											'cust_RssDeleteExpired'			=>	Array('type' => 'int', 'formatter' => 'kOptionsFormatter', 'use_phrases' => 1, 'options' => Array(1 => 'la_Yes', 0 => 'la_No'), 'default' => 0),
-											'cust_RssUpdateInterval'		=>	Array('type' => 'int', 'not_null' => 1, 'default' => ''),
+											'cust_RssUpdateInterval'		=>	Array('type' => 'int', 'default' => ''),
 											'cust_RssUpdateIntervalType'	=>	Array('type' => 'int', 'formatter' => 'kOptionsFormatter', 'use_phrases' => 1, 'options' => Array(60 => 'la_opt_min', 3600 => 'la_opt_hour', 86400 => 'la_opt_day', 2419200 => 'la_opt_month'), 'default' => 60),
 											'cust_RssLastUpdated'			=>	Array('type' => 'int', 'formatter' => 'kDateFormatter', 'default' => ''),
 											'cust_RssLastExpired'			=>	Array('type' => 'int', 'formatter' => 'kDateFormatter', 'default' => ''),