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/2012-11/57108">专家提醒 生活中须警惕"隐匿的杀手"丙肝 </a>  下一篇：<a href="/News/2012-11/57110">变态杀人狂与领导者：个性相似命运不同 </a> ';
}