//detect browser
var browser = navigator.appName;
var os = navigator.platform;

if(os=="Win32"){
	if (browser  == "Netscape"){
		var brtype="n";// netscape
    }
    else if (browser == "Microsoft Internet Explorer"){
		var brtype="e";// explorer
    }
    else {
		var brtype="other";// all other browsers
    }
}
else if (os=="MacPPC"){
	if (browser  == "Netscape"){
		var brtype="mn";//mn= mac netscape
    }
    else if (browser == "Microsoft Internet Explorer"){
		var brtype="me";//me=mac explorer
    }
    else {
		var brtype="other";// all other browsers
    }
}
else {
	var brtype="other";// all other browsers
}

if ((browser == "Netscape") && (navigator.userAgent.indexOf("Mozilla/5") != -1) && (navigator.userAgent.indexOf("Opera") == -1)) {
	var brtype="n6";// netscape 6
}