\documentclass[%
 % danish,             % use danish setup
 english,              % use english setup
 % nologo,             % removes the logo
 colorlogo,            % use the colored logo, best in PDF
 % blacklogo,          % logo in black, the default
 %
 % bss,                % enable the bss setup
 unit=math,            % which unit to load
 % profile=myprofile,  % load a specific profile
 %
 % ignoreaddress,      % ignores the address area and starts the letter
                       % straight below the logo
 % ignoreaddresshalf,  % same as ignoreaddresshalf but only half way up
                       % the address area
 % nowrittensignature, % leave no space for signatures
 % hyperref,           % enable hyperlinks in the letter
]{aultrdesign}
\usepackage{babel}
\usepackage{kantlipsum}   % sample text discard in real life
\begin{document}
 % note that the items are global, and that a missing item or an item
 % given an empty argument will not appear in the colophon
\begin{ColophonData}
  \directphone{89423170}
  \privatephone{12345678}
  \mobilephone{12345678}
  \directfax{21345678}
  % \pager{87654321}
  \homepage{au.dk/en/daleif@imf}
  \email{daleif@imf.au.dk}
  \journal{12345678}
  \receivercvr{12345678}
  \studentid{19960000}
  \firstname{Lars}
  \lastname{Madsen}
  \usertitle{Programmer}
  % \userbranch{IT Staff}
  \casenumber{1234}
  \reference{lm}
  \receivercvr{123456}
  \cprno{1234567890}
  \casenumber{1234}
  % \signature{Lars Madsen}
  % \graphicalsignature{\includegraphics[height=1.5cm]{daleif}}
\end{ColophonData}
\begin{ReceiverAddress}
  Lars Madsen\\
  Department of Mathematics\\
  Aarhus University\\
  Ny Munkegade 118, Bldg. 1530\\
  DK-8000 Aarhus C\\
  Denmark
\end{ReceiverAddress}

\begin{Letter}
\opening{Dear\dots}

\kant[1] % filler text in english


\begin{Closing}{Regards,}
  \begin{signer}
    Lars Madsen\\Programmer
  \end{signer}
  \begin{signer}[gfxsignature={\includegraphics[height=1.5cm]{daleif}},
    gfxvadjust=-5pt]
    Lars Madsen\\Webmaster
  \end{signer}
\end{Closing}
\end{Letter}
\end{document}

