\usepackage{/home/user/tex/CtBeamer}
%
% The following info should normally be given in you main file:
%
\title[miRNA]{microRNA}
\subtitle{}
\author[Chen Tong]{Chen Tong}
\institute[Wang's lab]{Omics lab, IGDB, CAS}
\date{\today}
\subject{miRNA}
 
\begin{document}
 
\frame[plain]{\titlepage} %delete the navagation bar at first page
 
%\AtBeginSection[]
%{
%  \begin{frame}
%	\frametitle{Outline}
%	\tableofcontents[current]
%  \end{frame}
%}
 
\part
{Main Talk}
\section{Introduction}
\subsection{Discovery}
\begin{frame}[allowframebreak]
  \frametitle{Title}
  \begin{exampleblock}{block title}
  \begin{enumerate}
	\item item\footnote{foornote}
	  \small
	  \begin{itemize}
		\item \emph{it}em
	  \end{itemize}
  \end{enumerate}
  \end{exampleblock}
  \framebreak
  \todo{Things recorded}
  \begin{columns}[t]
	\begin{column}{0.5\textwidth}
	  Title
	  \begin{table}\footnotesize
	  \begin{tabular}{|c|l|r|}
	  \end{tabular}
	  \end{table}
	\end{column}
  \end{columns}
  \note{}
\end{frame}
\section{Acknowledgement}
\begin{frame}[c]
  \begin{figure}
	\centering
	\Huge Thank you!
  \end{figure}
\end{frame}
 
\end{document}