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/2010-4/25224">2010上海各区县高三二模 </a>  下一篇：<a href="/News/2010-4/25226">重庆市杨家坪中学09-10学年高二下学期质量检测 </a> ';
}