version=0
if (navigator.appVersion.indexOf("MSIE")!=-1){
temp=navigator.appVersion.split("MSIE")
version=parseFloat(temp[1])
}
if (navigator.platform!="Win32" || navigator.appName!="Microsoft Internet Explorer")
alert ("   You're not using IE 5+ on Windows.\nTo see this page correctly, use IE 5+ on Windows.")