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/2012-5/47856">2012高考语文预测专题之阅读题 </a>  下一篇：<a href="/News/2012-5/47858">2012届高三生物考前15天专项训练试题 </a> ';
}