http://www.wf-projects.com/modules/newbb/viewtopic.php?topic_id=141&forum=2&post_id=514#forumpost514
If adding <{$xoops_module_header}> just after <body> doesn't work,
try to place it before </head>.
I don't know how it works, but it might be related to the
'Module for your start page' setting in preferences.
If the setting is None it might not automatically refresh..?