If the current menu using com_content(or com_contentex), this mod will display top rated contents of the category or section selected by the menu. For frontpage and some other cases(the active menu is not using com_content), it will display top rated contents of all categories.It works properly in Joomla 1.5 version natively. You may interest in collection modules: mod_latestByCategoryOrSection http://extensions.joomla.org/component/option,com_mtree/task,viewlink/link_id,4554/Itemid,35/ mod_mostReadByCategoryOrSection http://extensions.joomla.org/component/option,com_mtree/task,viewlink/link_id,4591/Itemid,35/ Thanks to John V, This module is his idea!

Read more at: http://extensions.joomla.org/component/option,com_mtree/task,viewlink/link_id,4900/Itemid,35/