<?php $latest_users = user_find(array(),array('create_date'=>-1),$page = 1 , $pagesize = 1); ?>
<?php foreach($latest_users as $latest_user){ ?>
<a style="color:#888;" href="<?php echo url("user-$latest_user[uid]");?>" data-toggle="tooltip" title="<?php echo $latest_user['username'];?>" data-original-title="<?php echo $latest_user['username'];?>">
<?php echo mb_substr($latest_user['username'],0,10,'utf-8');?>
</a>
<?php } ?>