var detect = navigator.userAgent.toLowerCase();
var OS,browser,version,total,thestring,string;

function checkIt(string)
{
    place = detect.indexOf(string) + 1;
    thestring = string;
    return place;
}

if (document.getElementById) {
// all smart browsers
if (checkIt('msie')) {
        if (checkIt('opera')) {
        browser = "Opera";
        document.write('<link href="/auk_n.css" rel="stylesheet" type="text/css">');
        }
        else if (checkIt('msie')) {
        browser = "Internet Explorer";
        document.write(' ');
        }
        if (!version) version = detect.charAt(place + thestring.length);

}else if (checkIt('mozilla')) {
        if (checkIt('firefox')) {
        browser = "Firefox";
        document.write('<link href="/auk_n.css" rel="stylesheet" type="text/css">');
        }
        else if (checkIt('chrome')) {
        browser = "Chrome";
        document.write('<link href="/auk_n.css" rel="stylesheet" type="text/css">');
        }
        else if (checkIt('konqueror')) {
        browser = "Konqueror";
        document.write('<link href="/auk_n.css" rel="stylesheet" type="text/css">');
        }
        else if (checkIt('safari')) {
        browser = "Safari";
        document.write('<link href="/aukt_n.css" rel="stylesheet" type="text/css">');
        }
        else if (checkIt('icab')) {
        browser = "iCab";
        OS = "Mac";
        document.write(' ');
        }
        else if (checkIt('netscape')) {
        browser = "Netscape";
        document.write('<link href="/auk_n.css" rel="stylesheet" type="text/css">');
        }
        else if (checkIt('omniweb')) {
        browser = "OmniWeb";
        OS = "Mac";
//        document.write(' ');
        }
        else {
        browser = "Netscape/Mozilla";
        version = detect.charAt(8);
        document.write('<link href="/auk_n.css" rel="stylesheet" type="text/css">');
        }
        if (!version) version = detect.charAt(place + thestring.length);

}else if (checkIt('opera')) {
browser = "Opera";
version = detect.charAt(place + thestring.length);
 document.write('<link href="/auk_n.css" rel="stylesheet" type="text/css">');

}
}else{
// dumb browsers
dumb = 'yes';
if (checkIt('webtv')) {
browser = "WebTV";
document.write(' ');
}
else if (!checkIt('compatible')) {
browser = "not a mainstream browser";
document.write(' ');
}
else {
browser = "unknown browser";
document.write(' ');
}
}

if (!OS)
{
    if (checkIt('linux')) OS = "Linux";
    else if (checkIt('x11')) OS = "Unix";
    else if (checkIt('mac')) OS = "Mac";
    else if (checkIt('win')) OS = "Windows";
    else OS = "unknown OS";
}