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/2015-5/107789">选专业不能忽视的几个问题 </a>  下一篇：<a href="/News/2015-5/107791">考试前十天应怎样有效复习和饮食? </a> ';
}