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/2010-7/28635">例谈高考数学常考、易错、失分点 </a>  下一篇：<a href="/News/2010-7/28637">广东省汕头市09-10学年高二下学期期末考试参考答案 </a> ';
}