\documentclass[show notes]{beamer}
\usepackage{graphicx}
\usepackage[latin1]{inputenc}
\usepackage[T1]{fontenc}
\usepackage[ngerman]{babel}
\usepackage{listings}
\usepackage{xcolor,eso-pic,mathrsfs,pdfpages}

\title[footertext]{Mustermann}

\author{Max Mustermann}
\institute{Mustermann-Universit\"at}
\keywords{Foobar}
\subject{Foobar}

\newcommand{\myrule}{\rule{4cm}{3cm}}

\titlegraphic{\myrule}
%\includegraphics[height=2cm]{hulogo}


\definecolor{chamois}{rgb}{1,.984314,.956863}
\definecolor{hellgelb}{rgb}{1,0.97648705,0.68235294} 

\setbeamertemplate{blocks}[rounded][shadow=true]
\setbeamercolor{block title}{bg=hellgelb}
\setbeamercolor{block body}{bg=hellgelb}
\setbeamertemplate{navigation symbols}{} 
\setbeamercolor{normal text}{bg=chamois}

\useheadtemplate{%
\raisebox{-0.75cm}{\parbox{\textwidth}{%
\footnotesize{\color{black}%
\insertsection\ \leavevmode\leaders\hrule height3.2pt depth-2.8pt\hfill\kern0pt\ \thesection-\thepage}%
}}}%

\usefoottemplate{% control footer layout
\raisebox{2em}{\parbox{\textwidth}{\footnotesize{\color{black} \insertshorttitle\ \leavevmode\leaders\hrule height3.2pt depth-2.8pt\hfill\kern0pt\ \insertslidenavigationsymbol \insertframenavigationsymbol % 
\insertdocnavigationsymbol \insertbackfindforwardnavigationsymbol %
}}}}%

\useframetitletemplate{%
     \begin{flushleft}
       \Large\structure{\color{black}\textbf{\insertframetitle \insertframesubtitle}}
       \par
     \end{flushleft}}

\begin{document}


\frame{
\maketitle

}

\frame{
\frametitle{Table of Contents}

\tableofcontents
}


\section{Introduction}

\subsection{Lorem I}

\frame{
\frametitle{Foobar I}

\begin{itemize}
	\item Item 1
	\item Item 2
	\item Item 3
\end{itemize}

\(1+2=3\)

\[1+2=3\]

\begin{equation}
1+2=3
\end{equation}

}

\frame{
\frametitle{Foobar II}

\begin{enumerate}
	\item Item 1
	\item Item 2
	\item Item 3
\end{enumerate}
}

\subsection{Ipsum I}

\frame{
\frametitle{Contents}

\begin{itemize}
	\item 
	\item 
	\item 
	\item 
	\item 
\end{itemize}
}

\frame{
\frametitle{Contents}

\begin{block}{Beweis}
Lorem Ipsum	
\end{block}
}

\section{Foobar}

\subsection{Lorem II}

\frame{
\frametitle{Foo}

\begin{itemize}
	\item 
	\item 
	\item 
	\item 
	\item 
\end{itemize}
}

\frame{
\frametitle{bar}

\begin{itemize}
	\item 
	\item 
	\item 
	\item 
	\item 
\end{itemize}
}

\subsection{Ipsum II}


\frame{
\frametitle{Foo}

\begin{center}
\myrule
\end{center}
}

\frame[containsverbatim]{
\frametitle{bar}

\begin{verbatim}
\documentclass{}

\end{verbatim}

}

\end{document}

