browser = 'an unknown browser';
  platform = 'an unknown platform';
  var u = navigator.userAgent;
  var i = u.indexOf('WebTV');
  if(i >= 0) { browser = 'WebTV'; i += 6; }
  else {
    i = u.indexOf('MSIE');
    if (i >= 0) { browser = 'Internet Explorer'; i += 5; }
    else {
      i = u.indexOf('Opera');
      if (i >= 0) { browser = 'Opera'; i = u.indexOf(') ') + 2; }
      else {
        i = u.indexOf('Mozilla/');
        if (i >= 0) { browser = 'Netscape'; i += 8; }
      }
    }
  }
  version = parseFloat(u.substring(i, i+4));
  if (u.indexOf('Win') >= 0) {
    platform = 'Windows';
    if(u.indexOf('95') >= 0) platform+=" 95";
    else if(u.indexOf('98') >= 0) platform+=" 98";
    else if(u.indexOf('2000') >= 0) platform+=" 2000";
    else if(u.indexOf('NT') >= 0) platform+=" NT";
	else if(u.indexOf('XP') >= 0) platform+=" XP";
  }
  if (u.indexOf('Mac') >= 0) { platform = 'Macintosh'; }
  if (u.indexOf('OS/2') >= 0) { platform = 'OS/2'; }
  if (u.indexOf('X11') >= 0) { platform = 'UNIX'; }
  if (u.indexOf('Linux') >= 0) { platform = 'Linux'; }
  if(browser=="Netscape" && version>=5) version=6;
//  document.write("You are using "+browser+" "+version+" on "+platform);
//  document.write(" with Java "+(navigator.javaEnabled
//()?"enabled":"disabled")+".");