On Nov 9, 2007 10:50 AM, Wolfgang Schuster <schuster.wolfgang@googlemail.com> wrote:

2007/11/7, Peter Rolf <indiego@gmx.net>:
> Wolfgang Schuster schrieb:

What about this ?
%%%% tabulate spec
\def\PRETABRULE{%
%\vrule width1pt height \strutht depth \strutdp%
\ifnum\tabulatecolumn=0%
\rlap{\raise\strutht\hbox{\color[lightgray]{\vrule width \textwidth height 0.5pt}}}%
\fi%
}
\def\POSTTABRULE{%
%\vrule width1pt height \strutht depth \strutdp
%\ifnum\tabulatecolumn=3%
% \ifnum\numexpr(\totalnoftabulatelines -1-\noftabulatelines)=0%
% \rlap{\lower\strutdp\hbox{\color[lightgray]{\vrule width 3cm height 0.5pt}}}%
% \fi%
%\fi%
}

\let\pretabrule \PRETABRULE
\let\posttabrule\POSTTABRULE
%\let\posttabrule\donothing
%%%%

--
luigi