function doGuestLogin(homePage) {
  var lbwParam = "";
  var lbwInput = document.getElementById("lbwInput");
  if( lbwInput && lbwInput.checked ) {
    lbwParam = "&lbw=" + lbwInput.value;
  }
  var guestLoginActionUrl = homePage + lbwParam;
  window.location.href= guestLoginActionUrl;
}
function popup(action,windowName,properties) {
  action=action.replace(/\.do(?=\?)|.do$/,'.popup');
  var newWindow = window.open(action,windowName,properties);
  if(newWindow) newWindow.focus();
  return newWindow;
}