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/2017-5/143498">【精心打造倾心之作】人定胜天高三生物复习课件 </a>  下一篇：<a href="/News/2017-5/143500">高考语文作文应试技巧 </a> ';
}