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/2013-3/63555">复习指导：高中语文基础知识复习 </a>  下一篇：<a href="/News/2013-3/63557">高三数学复习方法解读 </a> ';
}