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/2019-7/176123">2020版《红对勾》高考人教版物理一轮复习课件+作业 </a>  下一篇：<a href="/News/2019-7/176125">【Ks5u发布】四川省遂宁市2018-2019学年高一下学期期末考试 </a> ';
}