关闭打开页js（兼容浏览器）

<script>
function closeSelf(reload_p)
{
if(reload_p==undefined)
reload_p=false;
var ua=navigator.userAgent ;
var ie=navigator.appName=="Microsoft Internet Explorer"?true:false ;
if(ie)
{
var IEversion=parseFloat(ua.substring(ua.indexOf("MSIE ")+5,ua.indexOf(";",ua.indexOf("MSIE "))))
if(IEversion< 5.5)
{
var str = '<object id=noTipClose classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">'
str += '<param name="Command" value="Close"></object>';
document.body.insertAdjacentHTML("beforeEnd", str);
document.all.noTipClose.Click();
}
else
{
if(IEversion==7)
{
if (window.top)
{
window.top.opener =null;
window.top.close();
}
window.opener =null;
window.close();
if(reload_p)
{
if(window.top)
{if(window.top.opener) window.top.opener.location.reload();}
else
{if(window.opener) window.opener.location.reload();}
}
if (!window.close)
{
var str2='<object id="WebBrowser" width=0 height=0 classid="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></object>';
var str3='<script language="javascript">function xxx(){document.all.WebBrowser.ExecWB(45,1);}xxx();<\/script>';
document.write(str2);
document.write(str3);
}
}
else
{
if (window.top)
{
window.top.opener =null;
window.top.close();
}
window.opener =null;
window.close();
if(reload_p)
{
if(window.top)
{if(window.top.opener) window.top.opener.location.reload();}
else
{if(window.opener) window.opener.location.reload();}
}
}
}
}
else
{
if (window.top)
{
window.top.opener =null;
window.top.close();
}
window.close();
if(reload_p)
{
if(window.top)
{if(window.top.opener) window.top.opener.location.reload();}
else
{if(window.opener) window.opener.location.reload();}
}
}

}

</script>
<a href="" target="_blank">a to open</a>
<a href="#" target="window.open('test.html')">win open</a>

<input type="button" value="Close Self" onclick="closeSelf();"/>