var strVersion = clientInformation.appVersion;
var strMsie = "MSIE";
if (window.clientInformation.userAgent.indexOf("MSIE ") > 0)
{
// The browser is Microsoft Internet Explorer.
var nFindMsie = strVersion.search(strMsie);
nFindMsie = strVersion.substring(nFindMsie + 6, nFindMsie + 4);
if (nFindMsie < 6)
{
alert("浏览器版本太低,请按确定按钮下载最新版本 IE6.0 !");
}
}