var bName = navigator.appName;
var bVer = navigator.appVersion;
var fancy = false;

if (bName == "Netscape") {
	var brname = 'NS';
	var brver = parseFloat(bVer);
  if (brver >= 5) fancy = true }
else {
		if (bName == "Microsoft Internet Explorer") {
			var brname = 'IE';
			var brver = parseFloat(bVer.substr(bVer.indexOf("MSIE") +4 ));
			if (brver >= 5) fancy = true }
		else {
			var brname = bName;
			var brver = parseFloat(bVer)}};
			
if (bVer.indexOf('Win') != -1) {var brplatform='win'} else 
 if (bVer.indexOf('Mac') != -1) {var brplatform='mac'} else 
 		if ( (bVer.indexOf('Solaris') != -1) || (bVer.indexOf('Linux') != -1) || (bVer.indexOf('Unix') != -1) ) {var brplatform='unix'} else 
			var brplatform = 'unknown:'+bName;