Fixed some stuff in documentation.
diff --git a/application/config/config.php b/application/config/config.php
index fd6a1ae..31ff202 100644
--- a/application/config/config.php
+++ b/application/config/config.php
@@ -362,9 +362,10 @@
| Master Time Reference
|--------------------------------------------------------------------------
|
-| You can set any PHP supported timezones to be the master timezone when
-| you call the now() function. 'local' string can be used to get the local
-| time.
+| Options are 'local' or any PHP supported timezone. This pref tells the
+| system whether to use your server's local time as the master 'now'
+| reference, or convert it to any PHP supported timezone. See the 'date
+| helper' page of the user guide for information regarding date handling.
|
*/
$config['time_reference'] = 'local';
diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 131508f..a5c46e4 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -42,8 +42,8 @@
/**
* Get "now" time
*
- * Returns time() based on the timezone parameter or on the "timezone"
- * setting
+ * Returns time() based on the timezone parameter or on the
+ * "time_reference" setting
*
* @param string
* @return int
diff --git a/user_guide_src/source/helpers/date_helper.rst b/user_guide_src/source/helpers/date_helper.rst
index 7bbfd4f..1b7177f 100644
--- a/user_guide_src/source/helpers/date_helper.rst
+++ b/user_guide_src/source/helpers/date_helper.rst
@@ -20,9 +20,12 @@
now()
=====
-Returns the current time as a Unix timestamp, based on the "timezone" parameter.
-All PHP available timezones are supported. You can also use 'local' timezone, and
-it will return time().
+Returns the current time as a Unix timestamp, referenced either to your
+server's local time or any PHP suported timezone, based on the "time reference"
+setting in your config file. If you do not intend to set your master time reference
+to any other PHP suported timezone (which you'll typically do if you run a site that
+lets each user set their own timezone settings) there is no benefit to using this
+function over PHP's time() function.
.. php:method:: now($timezone = NULL)
diff --git a/user_guide_src/source/installation/upgrade_300.rst b/user_guide_src/source/installation/upgrade_300.rst
index debf966..d8a3d5b 100644
--- a/user_guide_src/source/installation/upgrade_300.rst
+++ b/user_guide_src/source/installation/upgrade_300.rst
@@ -46,8 +46,8 @@
===========================================================
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().
+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
===============================