靈動標簽調用當前欄目下子欄目，支持欄目自定義排序。

[e:loop={"select classname,classpath,classid from phome_enewsclass where bclassid='$GLOBALS[navclassid]' and showclass=0 order by myorder,classid desc",0,24,0}]<dd><a href="/<?=$bqr[classpath]?>/"><?=$bqr[classname]?></a></dd>[/e:loop]