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/2017-8/148407">2017-2018学年高二语文人教版选修《中国现代诗歌散文欣赏》课件汇总 </a>  下一篇：<a href="/News/2017-8/148409">新课标高中化学选修5同步辅导 </a> ';
}