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/2015-11/117621">强迫症来敲门，高三的你如何说不 </a>  下一篇：<a href="/News/2015-11/117623">记忆靠复习，复习就2点，想做到不简单！  </a> ';
}