updated documentation on optional parameters

git-svn-id: http://code.elgg.org/elgg/trunk@6277 36083f99-b078-4883-b0ff-0f9b5a30f544

diff --git a/views/default/page_elements/elgg_sidebar.php b/views/default/page_elements/elgg_sidebar.php
index 075c509be2613116eadd7cd4178471e188d532ab..77fc312b954bcde30560c35fcfdf4090f19b8817 100644 (file)
--- a/views/default/page_elements/elgg_sidebar.php
+++ b/views/default/page_elements/elgg_sidebar.php
@@ -8,6 +8,7 @@ echo elgg_view('page_elements/owner_block');
 
 echo elgg_view('navigation/sidebar_menu');
 
+// optional second parameter of elgg_view_layout
 if (isset($vars['area2'])) {
        echo $vars['area2'];
 }