The following operations are written in the body and outside the form form
<iframe name="agentFrame" src="" width="0" height="0" style="display:none;" ></iframe>
<script type="text/javascript">
function sethash(){
hashH = ; //Get your own heighturlC = "/"; //Set iframeA's src("agentFrame").src=urlC+"#"+hashH; //Pass the height as a parameter}
=sethash;
</script>
as follows:
<%@ page contentType="text/html;charset=GBK" language="java"%>
<script>
function pseth() {
var iObj = ('infoFrame');
iObjH = ["infoFrame"].frames["agentFrame"].;
= ("#")[1]+"px";
}
=pseth();
</script>