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/2011-10/39514">KS5U解析 理综化学难新高三咋备考 </a>  下一篇：<a href="/News/2011-10/39516">【KS5U发布】江苏省徐州市2012届高三摸底考试 </a> ';
}