function CheckForm()
{
document.FB.Lxone.value = navigator.appName + ", " + navigator.userAgent;
document.FB.Lxtwo.value = screen.width + "*" + screen.height;
if (navigator.appName == "Netscape")
{
  document.FB.Lxtwo.value += "*" + window.outerWidth + "*" + window.outerHeight;
}
}