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/2009-1/9402">《政治常识》重点难点易错易混汇总 </a>  下一篇：<a href="/News/2009-1/9404">陕西省师大附中08-09学年高一上学期期末考试 </a> ';
}