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/2008-11/7419">6种有效的复习策略迎接月考 </a>  下一篇：<a href="/News/2008-11/7421">怎样让孩子从“中等生”队伍里脱颖而出 </a> ';
}