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/2017-4/141648">2018版高考复习方案大一轮（全国人教，数学文科）课件 </a>  下一篇：<a href="/News/2017-4/141650">2018届高考生物总复习课后分层训练 </a> ';
}