function chkdiv(divid){
	var chkid=document.getElementById(divid);
	if(chkid != null){return true; }
	else {return false; }	
}
if (chkdiv('fy')){
	document.getElementById('fy').innerHTML='上一篇：<a href="/News/2011-10/39519">北京高招各批次录取线划定 理综难拉低理科线 </a>  下一篇：<a href="/News/2011-10/39521">清华新生：文科生同样能学好理科 </a> ';
}