\ProcessOptionsBeamer

\mode<presentation>

\useinnertheme{mjo}
\useoutertheme{mjo}
\usefonttheme{mjo}
\usecolortheme{mjo}

% Create a slide introducing new sections.
\AtBeginSection[]{
  \begin{frame}
    \frametitle{
      \ifx\insertpart\@empty%
      \else%
      Part \thepart, %
      \fi%
      Section \thesection
    }
    \vfill
    \begin{center}
      \usebeamerfont{title}
      \ifx\insertpart\@empty%
      \else%
      \insertpart: %
      \fi%
      \insertsectionhead\par%
    \end{center}
    \vfill
  \end{frame}
}

% Define a new ``partsecframe'' environment that uses a default frame
% title of ``<part>: <section>'' when no other frame title is given.
\newenvironment{partsecframe}[1][%
  \ifx\insertpart\@empty%
  \else%
  \insertpart: %
  \fi%
  \insertsectionhead%
]
  {\begin{frame}{#1}\vskip1em\par}
  {\end{frame}}

% Define a new ``refsframe'' environment for the bibliography.
% It automatically handles the frame breaks, and fixes the busted
% vertical spacing on slides >= 2. The extra curly braces ensure that
% the change to the ``frametitle continuation'' template are only
% temporary.
\newenvironment{refsframe}[1][References] {
    \splittopskip=2.13em % Fixes the vertical spacing of split frames.
    \setbeamertemplate{frametitle continuation}{} % Same title for all frames.
    \begin{frame}[allowframebreaks]{#1}
  }
  { \end{frame} }


\mode<all>