function validate()
{
  if(document.f['email'].value != document.f['email2'].value)
  {
    alert("The two email addresses don't match!");
    document.f['email'].focus();
    return false;
  }

  if(document.f['email'].value.indexOf('@') == -1)
  {
    alert("Please enter a valid email address!");
    document.f['email'].focus();
    return false;
  }

  return true;
}