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/2008-10/6949">高中生常见心理问题 </a>  下一篇：<a href="/News/2008-10/6952">“封杀不住”的早恋 </a> ';
}