function togglefield (element, toggle, form) {
  val = "enter email";
  if (toggle)
  {
    // clicked in text field
    if (element.value == val)
    {
      element.value = "";
    }
  }
  else
  {
    // clicked outside text field
    if (element.value == "")
    {
      element.value = val;
    }
  }
  return true;
}