\newcommand{\trfam}{\fontencoding{T1}\fontfamily{ptm}\fontseries{m}%
                    \fontshape{n}}
\newcommand{\treit}{\trfam\fontsize{8}{10pt}\selectfont}
\newcommand{\trten}{\trfam\fontsize{10}{12pt}\selectfont}
\newcommand{\trfvtn}{\trfam\fontsize{15}{18pt}\selectfont}
\long\def\psgk{%
        \l@@info{Entete GK}%
	\def\fromaddress{\centering
		\vskip -5mm%
		\if@letter
		  \treit RÉPUBLIQUE\\[-1mm]%
		  \treit ET CANTON DE GENÈVE\\[-1mm]%
		\fi
		\includegraphics[bb=-7 -7 55 65,totalheight=2.5cm]{ecusson55.ps}\par
		\mbox{\hss\trfvtn OBSERVATOIRE DE GENÈVE\hss}\\[2mm]%
		\if@letter
		  %\trten Ch. des Maillettes 51\\%
		\fi
		\if@detail
		  %\trten Ch. des Maillettes 51\\%
		\fi
		\trten CH-1290 SAUVERNY\\%
		\if@letter
		  \trten Suisse
		\fi
		\if@detail
		  \trten Suisse
		\fi}}%
\newcommand{\dhfam}{\fontencoding{OT1}\fontfamily{cmdh}\fontseries{m}%
                    \fontshape{n}}
%\newcommand{\cmd}{\dhfam\fontsize{10}{12pt}\selectfont}
%\newcommand{\Cmd}{\dhfam\fontsize{12}{14pt}\selectfont}
%\newcommand{\CMD}{\dhfam\fontsize{14}{17pt}\selectfont}
\newcommand{\cmd}{\fontsize{10}{12pt}\selectfont}
\newcommand{\Cmd}{\fontsize{12}{14pt}\selectfont}
\newcommand{\CMD}{\fontsize{14}{17pt}\selectfont}
\long\def\addressgk{%
	\def\fromaddress{\centering
                 \CMD Georges KHAZNADAR\\\rule[6pt]{0pt}%
                                      {1.0\baselineskip}\\[3mm]%
                 \cmd 
                      \if@letter 
			22 rue des mouettes\\%
		      \else
			22 rue des mouettes\\%
		      \fi
                      \if@detail 
			22 rue des mouettes\\%
		      \fi
                      59240 Dunkerque\\%
		      \if@letter
			France
		      \fi
		      \if@detail
			France
		      \fi}}%
%
\def\lieugk{\def\fromlieu{Dunkerque}}%
\def\telephonegk{\def\telephonenum{+33 (0)328 29 17 70}}%
\def\faxgk{\def\faxnum{}}%
%\def\ccpgk{\ccp{12-2130-4}}%
\def\internetgk{\internet{clx.anet.fr}}%
%\def\ftpgk{{\tt clxftp.unige.ch \rm(129.194.65.3)}}
\def\wwwgk{{\tt http://clx.anet.fr/}}
%
\addressgk\lieugk\telephonegk\faxgk
\romand
%fin du fichier gk.ins
