public function setContactHandle(eppContactHandle $contacthandle)
{
#
# Domain check structure
#
$this->contactobject->appendChild($this->createElement('contact:id', $contacthandle->getContactHandle()));
if (!is_null($contacthandle->getPassword())) {
$authinfo = $this->createElement('contact:authInfo');
$authinfo->appendChild($this->createElement('contact:pw', $contacthandle->getPassword()));
$this->contactobject->appendChild($authinfo);
}
}