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/2017-12/154090">2017-2018高中语文人教版选修系列《先秦诸子选读》配套文档 </a>  下一篇：<a href="/News/2017-12/154092">2017-2018高中英语（牛津译林版）选修六课件+试题 </a> ';
}