Changed the config parameter.  The session's _get_time() function has also changed.
diff --git a/user_guide_src/source/helpers/date_helper.rst b/user_guide_src/source/helpers/date_helper.rst
index 33b39bd..7bbfd4f 100644
--- a/user_guide_src/source/helpers/date_helper.rst
+++ b/user_guide_src/source/helpers/date_helper.rst
@@ -30,11 +30,9 @@
 	:returns: integer
 
 ::
+	echo now("Australia/Victoria");
 
-	$tz = "Australia/Victoria";
-	echo now($tz);
-
-If a timezone is not provided, it will return time() based on "timezone" setting.
+If a timezone is not provided, it will return time() based on "time_reference" setting.
 
 mdate()
 =======
diff --git a/user_guide_src/source/installation/upgrade_300.rst b/user_guide_src/source/installation/upgrade_300.rst
index c2c3899..debf966 100644
--- a/user_guide_src/source/installation/upgrade_300.rst
+++ b/user_guide_src/source/installation/upgrade_300.rst
@@ -45,9 +45,8 @@
 Step 5: Change your use of the Date helper's now() function
 ===========================================================
 
-Function now() has been modified. You can see the changes in :doc:`Date Helper <../helpers/date_helper>`
-You must replace $config['time_reference'] with $config['timezone'] in your config.php file. You can select all
-PHP supported timezones, listed here: `Supported timezones <http://www.php.net/timezones>`_. You can also
+Function now() has been modified. You can see the changes in :doc:`Date Helper <../helpers/date_helper>`.
+You can now select all PHP supported timezones in the `time_reference` setting, listed here: `Supported timezones <http://www.php.net/timezones>`_. You can also
 use 'local' if you want to get time().
 
 Step 6: Move your errors folder