- removed #debug css rule (why would we need that in default-layout?)

- order by rank is not available in calendar/chronology mode
- small non-functional change in functions_search.inc.php (handy for plugin)
- unused variables/smaller code/unused params in func call

git-svn-id: http://piwigo.org/svn/trunk@2572 68402e56-0260-453c-a942-63ccdbb3a9ee

include/functions_category.inc.php

@@ -270,7 +270,7 @@ function get_category_preferred_image_orders()
     array(
       l10n('Rank'),
       'rank ASC',
-      ('categories' == @$page['section'] and !isset($page['flat']))
+      ('categories' == @$page['section'] and !isset($page['flat']) and !isset($page['chronology_field']) )
       )
     ));
 }