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/2017-3/141305">2018届高三英语外研版一轮复习课件 </a>  下一篇：<a href="/News/2017-3/141307">2018岳麓版历史高考一轮复习课件 </a> ';
}