var browse = navigator.appName;
var ver = navigator.appVersion;

document.writeln("<b><font size=\"3\" face=\"Georgia, Times New Roman, Times, serif\" color=\"#FFFFFF\">Your Navigator:</b> " + browse + "");
document.writeln("<br><b><font size=\"3\" face=\"Georgia, Times New Roman, Times, serif\" color=\"#FFFFFF\">Your Version:</b> " + ver + "");