   <h4>fields(#document{}, Object :: tuple(), Options :: proplists()) -> list(#element{}).</h4>
        <p>Renders the form fields to NITRO elements.</p>
        <h4>caption(#document{}, Object :: tuple(), Options :: proplists()) -> #panel{}.</h4>
        <p>Renders the form caption to NITRO panel.</p>
        <h4>buttons(#document{}, Object :: tuple(), Options :: proplists()) -> #panel{}.</h4>
        <p>Renders the form buttons to NITRO panel.</p>
        <p>The following functions that are normally calle