//id: 20_6_257
jQuery('#count_257').html('2305');
setInterval(function(){jQuery.post('/2017/admin/inc/OnLineUpdate.asp?UserUrl=\%2F2017\%2Fnews\%2Fpage_20_6_257.html');},20000);
/**
<script language=javascript>setInterval(function(){jQuery.ajax({type:'post',url:'admin/inc/OnLineUpdate.asp?UserUrl=%2F2017%2Fnews%2Fpage%5F20%5F6%5F257%2Ehtml',async:true});},20000);</script>
**/