谁帮忙完善一下这串代码？

PHP文件：
  $msg_uid = $_G['uid'];
  $rgg=mysql_query("SELECT * FROM `pre_home_friend` WHERE `uid` = '$msg_uid' ORDER BY `num` DESC LIMIT 0 , 11");
  $rwg=mysql_fetch_assoc($rgg);
  $msgfusername = $rwg['fusername'];
  $msg_num = $rwg['num'];

htm文件：