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/2020-3/183690">2021版新高考选考地理（湘教版）一轮复习 </a>  下一篇：<a href="/News/2020-3/183692">2021版化学名师讲练大一轮复习方略人教通用版 </a> ';
}