Added braces as requested.
diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 7ff7444..14d973f 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -53,7 +53,9 @@
 		$CI			=& get_instance();
 
 		if (is_null($timezone))
+		{
 			$timezone	= $CI->config->item('timezone');
+		}
 
 		$timezone	= new DateTimeZone($timezone);
 		$now		= new DateTime('now', $timezone);