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/2014-5/83961">2015高考生物全程复习一轮配套精练 </a>  下一篇：<a href="/News/2014-5/83963">2015高考数学（人教版）一轮复习配套课件 </a> ';
}