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/2009-11/14365">KS5U2010高考历史二轮复习专题一学案 </a>  下一篇：<a href="/News/2009-11/14367">高考数学强化双基课件：集合 </a> ';
}