function sessionCookieTest () {
  if (testSessionCookie()) {
    return true;
  }
  else {
    return false;
  }
}

function persistentCookieTest () {
  if (testPersistentCookie()) {
    return true;
  }
  else {
    return false;
  }
}

function setSessionCookie (name, value) {
  if (name.length == 0) {
    return false;
  }
  else if (value.length == 0)  {
    return false;
  }
  else if (testSessionCookie()) {
    writeSessionCookie (name, value);
  }
  else {
    return false;
  }
  return true;
}

function setPersistentCookie (name, value) {
  if (name.length == 0) {
    return false;
  }
  else if (value.length == 0)  {
    return false;
  }
  /*else if (document.getElementById('f4TimeValue').value.length ==0)  {
    return false;
  }
  else if (!parseInt(document.getElementById('f4TimeValue').value)) {
    return false;
  }*/
  else if (testPersistentCookie()) {
    writePersistentCookie (name, value, "years", "35");
    return true;
  }
  else {
    return false;
  }
}

function readCookie (name) {
  if (name.length > 0) {
    if (getCookieValue (name)) {
      return getCookieValue (name);
    }
  }
}

function deleteCookie (name) {
  if (name.length > 0) {
    if (!getCookieValue (name)) {
    }
    else {
      deleteCookie (name);
    }
  }
}

function getUniqueId() {
  return parseInt(Math.random() * 10000000000);
}