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/2011-10/39499">名师点拨高考冲刺 理综复习与答题技巧 </a>  下一篇：<a href="/News/2011-10/39501">专家指点：理综备考分别针对有理有据 </a> ';
}