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/2015-5/105679">高考倒计时一个月 师兄师姐来支招 </a>  下一篇：<a href="/News/2015-5/105681">高考物理“解答题”统计分享 </a> ';
}