자바스크립트 ActiveX 제어 스크립트

<script language=javascript>
if (navigator.appName == "Microsoft Internet Explorer")
{
document.write('<OBJECT classid="clsid:40B5F8A6-B019-4BDF-89A0-4DA89A5A0897" width=0 height=0 id="objCtl" codebase="http://localhost/ActiveX.ocx#version=1,0,0,3">')
document.write("<PARAM NAME='prt' Value=2></PARAM>")
document.write('</OBJECT>')
}
window.onload=ax_ck1;

function ax_ck1() {
if(document.objCtl.object==null ){
location.href="/sss.htm";
}else {
//location.href="/fff.htm";
//history.back();
location.href="/fff.htm";
}
}