调用广告，要设置一下广告所属栏目才行。
[e:loop={"select * from phome_enewsad where classid='$GLOBALS[navclassid]' order by adid desc limit 1,1",0,24}]
<a href="<?=$bqr[url]?>" target="_blank" title="<?=$bqr[title]?>"><img src="<?=$bqr[picurl]?>" alt="<?=$bqr[title]?>" /></a>
[/e:loop]