Index: branches/5.3.x/core/units/helpers/spam_helper.php
===================================================================
diff -u -N -r15677 -r15928
--- branches/5.3.x/core/units/helpers/spam_helper.php	(.../spam_helper.php)	(revision 15677)
+++ branches/5.3.x/core/units/helpers/spam_helper.php	(.../spam_helper.php)	(revision 15928)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: spam_helper.php 15677 2013-01-17 18:52:50Z alex $
+* @version	$Id: spam_helper.php 15928 2013-07-30 10:03:45Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -92,7 +92,7 @@
 				$expiration = $delay_value * $delay_interval;
 			}
 
-			$this->Expiration = adodb_mktime() + $expiration;
+			$this->Expiration = time() + $expiration;
 		}
 
 		/**
@@ -177,7 +177,7 @@
 			$cache =& $this->ExpirationCache[$this->DataType];
 			$expires = array_key_exists($this->ResourceId, $cache) ? $cache[$this->ResourceId] : false;
 
-			if ( $expires && $expires < adodb_mktime() ) {
+			if ( $expires && $expires < time() ) {
 				// spam control record is expired
 				$sql = 'DELETE FROM ' . $this->TableName . '
 						WHERE ' . $key_clause;