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/2024-8/216790">2025届高中生物全程复习构想 </a>  下一篇：<a href="/News/2024-8/216792">2025届高中化学全程复习构想 </a> ';
}