var detect = navigator.userAgent.toLowerCase();
var place, thestring;

function checkIt(string)
{	place = detect.indexOf(string) + 1;
	thestring = string;
	return place;
}
function detectBrowser(){
	var OS,browser,version, value,s;
	value="";
	try{
		if (checkIt('konqueror')){browser = "Konqueror";OS = "Linux";}
		else if (checkIt('safari')) browser = "Safari"
		else if (checkIt('omniweb')) browser = "OmniWeb"
		else if (checkIt('opera')) browser = "Opera"
		else if (checkIt('webtv')) browser = "WebTV";
		else if (checkIt('icab')) browser = "iCab"
		else if (checkIt('firefox')) browser = "Firefox"
		else if (checkIt('msie')) browser = "Internet Explorer"
		else if (!checkIt('compatible')){browser = "Netscape Navigator";version = detect.charAt(8);}
		else browser = "Unknown";
		if (!version) version = parseFloat(detect.substr(place + thestring.length));
		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";
		}
		value=browser+"|"+version+"|"+OS;
		s=screen;
		value+="|"+s.width+"|"+s.height+"|"+s.colorDepth;
	}
	catch(e){}
	return value;
}