var detect = navigator.userAgent.toLowerCase();
var v_OS,v_browser,v_version,total,thestring;

if (checkIt('konqueror'))
{
	v_browser = "Konqueror";
	v_OS = "Linux";
}
else if (checkIt('safari')) v_browser = "Safari"
else if (checkIt('firefox')) v_browser = "Firefox"
else if (checkIt('omniweb')) v_browser = "OmniWeb"
else if (checkIt('opera')) v_browser = "Opera"
else if (checkIt('webtv')) v_browser = "WebTV";
else if (checkIt('icab')) v_browser = "iCab"
else if (checkIt('msie')) v_browser = "Internet Explorer"
else if (!checkIt('compatible'))
{
	v_browser = "Netscape Navigator"
	v_version = detect.charAt(8);
}
else v_browser = "An unknown browser";

if (!v_version) v_version = detect.charAt(place + thestring.length);

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

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