plugins/sys/templates/user/stats/online_main.stpl
<h1>Who's online ({total} total, {num_members} members, {num_guests} guests)</h1>
{if("items" ne "")}
<table cellspacing="0" cellpadding="10" width="100%" border="0">
<tr>{items}</tr>
</table>
{/if}
{if("pages" ne "")}
<br /><span class="pages">{t(Pages)}: {pages}</span>
{/if}
{if("items" eq "")}<div align="right"><strong>{t(No online stats)}</strong></div>{/if}