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/2020-2/182831">2021版新高考英语（北师大版）一轮复习课件+课时提能练+教师用书 </a>  下一篇：<a href="/News/2020-2/182833">2020新课标高考物理二轮新讲练课件+训练 </a> ';
}