Fix #235 error in form_helper docs.
diff --git a/user_guide/helpers/form_helper.html b/user_guide/helpers/form_helper.html
index f82c669..87e3c28 100644
--- a/user_guide/helpers/form_helper.html
+++ b/user_guide/helpers/form_helper.html
@@ -281,7 +281,7 @@
     which will be added below the tag.  For example:</p>
 <code>$string = &quot;&lt;/div&gt;&lt;/div&gt;&quot;;<br />
 <br />
-echo fieldset_close($string);<br />
+echo form_fieldset_close($string);<br />
 <br />
 // Would produce:<br />
 &lt;/fieldset&gt;<br />