<iframe method="post" id ="IFrameName" src="aa.htm" ></iframe>

<input type ="button" value ="刷新" onclick ="aa()"/>
function aa() {
//parent.location.replace(parent.location.href);//服務(wù)器端重新創(chuàng)建頁面
parent.document.location.reload();//相當(dāng)于F5
//window.location.href(parent.location.href);//iframe內(nèi)容重定向
}