/*!
    Returns the element whose ID is equal to \a elementId. If no
    element with the ID was found, this function returns a
    \l{QDomNode::isNull()}{null element}.

    Since the QDomClasses do not know which attributes are element
    IDs, this function returns always a
    \l{QDomNode::isNull()}{null element}.
    This may change in a future version.
*/
QDomElement QDomDocument::elementById(const QString& /*elementId*/)
{
    qWarning("elementById() is not implemented and will always return a null node.");
    return QDomElement();
}