帝国cms 通过栏目获取某个栏目的详情

当是某个栏目的时候，获取另外一个栏目下第一篇文章的详情，否则获取当前栏目下第一篇文章的详情

     <?php
     $classid = $GLOBALS['navclassid'];
     if($classid == 1){
     ?>

     [e:loop={"select * from phome_ecms_news where classid='2' limit 1",1,24,0}]  

     <?php
     $fr=$empire->fetch1("select newstext from phome_ecms_news_data_{$bqr[stb]} where id='$bqr[id]'");
     ?>   

     <p><?=$fr[newstext]?></p>   

     [/e:loop]

     <?php

   }else{

   ?>

   [e:loop={"select * from phome_ecms_news where classid='$GLOBALS[navclassid]' limit 1",1,24,0}]  

   <?php
   $fr=$empire->fetch1("select newstext from phome_ecms_news_data_{$bqr[stb]} where id='$bqr[id]'");
   ?>   

   <p><?=$fr[newstext]?></p>   

   [/e:loop]

   <?php

 }

 ?>