% This is BRIEF.STY in text format
% following Dutch NEN-norms 1025, 1026, and 3162.
\def\stijlversie{0.8}\def\stijldatum{6 januari 1990}
% Een Nederlandse briefstijl. 
% Deze stijl bevat meer commando's dan de LaTeX 'letter' stijl,
% maar op geforceerde wijze (zie het einde van dit bestand)
% is ervoor gezorgd dat een brief die met 'letter' gemaakt is,
% ook door 'brief' kan rollen.
%
% Auteur:
%    Victor Eijkhout
%    Mathematisch Instituut
%    Universiteit van Nijmegen
%    Toernooiveld 5
%    6525 ED  Nijmegen
%    the Netherlands.
%
%    u641000@hnykun11.bitnet
%
%\advance\voffset by 2cm %% voor domme previewer.
\typeout{Document Stijl 'Brief'. Versie <\stijlversie>, <\stijldatum>}
\def\@ptsize{1} 
\@namedef{ds@10pt}{\def\@ptsize{0}}
\@namedef{ds@11pt}{\def\@ptsize{1}}
\@namedef{ds@12pt}{\def\@ptsize{2}}
\@twosidefalse
\def\ds@draft{\overfullrule 5pt}
\@namedef{ds@a4}{\message{De A4-optie is niet nodig:
ik doe de papierafmetingen zelf.}}\def\ds@sober{}
\newif\if@typhulp \def\ds@typhulp{\@typhulptrue}
\newif\if@streepjes \def\ds@streepjes{\@streepjestrue}
\newif\if@adresrechts \def\ds@adresrechts{\@adresrechtstrue}
\newcount\language \language=0 % Nederlands
\def\ds@engels{\language=1}
\def\ds@USengels{\language=2}
\def\ds@duits{\language=3}
\@options
\lineskip 1pt \normallineskip 1pt
\def\baselinestretch{1}
%%%%%%%%%%%%%%%%%%%%%%% point size %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
\ifcase \@ptsize\relax
\def\@normalsize{\@setsize\normalsize{12pt}\xpt\@xpt
\abovedisplayskip 10pt plus2pt minus5pt\belowdisplayskip \abovedisplayskip
\abovedisplayshortskip \z@ plus3pt\belowdisplayshortskip 6pt plus3pt minus3pt}
\def\small{\@setsize\small{11pt}\ixpt\@ixpt
\abovedisplayskip 8.5pt plus 3pt minus 4pt\belowdisplayskip \abovedisplayskip
\abovedisplayshortskip \z@ plus2pt\belowdisplayshortskip 4pt plus2pt minus 2pt}
\def\footnotesize{\@setsize\footnotesize{9.5pt}\viiipt\@viiipt
\abovedisplayskip 6pt plus 2pt minus 4pt\belowdisplayskip \abovedisplayskip
\abovedisplayshortskip \z@ plus 1pt\belowdisplayshortskip 3pt plus 1pt minus
2pt}
\def\scriptsize{\@setsize\scriptsize{8pt}\viipt\@viipt}
\def\tiny{\@setsize\tiny{6pt}\vpt\@vpt}
\def\large{\@setsize\large{14pt}\xiipt\@xiipt}
\def\Large{\@setsize\Large{18pt}\xivpt\@xivpt}
\def\LARGE{\@setsize\LARGE{22pt}\xviipt\@xviipt}
\def\huge{\@setsize\huge{25pt}\xxpt\@xxpt}
\def\Huge{\@setsize\Huge{30pt}\xxvpt\@xxvpt}
\or
\def\@normalsize{\@setsize\normalsize{13.6pt}\xipt\@xipt
\abovedisplayskip 11pt plus3pt minus6pt\belowdisplayskip \abovedisplayskip
\abovedisplayshortskip \z@ plus3pt\belowdisplayshortskip 6.5pt plus3.5pt
minus3pt}
\def\small{\@setsize\small{12pt}\xpt\@xpt
\abovedisplayskip 10pt plus2pt minus5pt\belowdisplayskip \abovedisplayskip
\abovedisplayshortskip \z@ plus3pt\belowdisplayshortskip 6pt plus3pt minus3pt}
\def\footnotesize{\@setsize\footnotesize{11pt}\ixpt\@ixpt
\abovedisplayskip 8pt plus 2pt minus 4pt\belowdisplayskip \abovedisplayskip
\abovedisplayshortskip \z@ plus 1pt\belowdisplayshortskip 4pt plus 2pt minus
2pt}
\def\scriptsize{\@setsize\scriptsize{9.5pt}\viiipt\@viiipt}
\def\tiny{\@setsize\tiny{7pt}\vipt\@vipt}
\def\large{\@setsize\large{14pt}\xiipt\@xiipt}
\def\Large{\@setsize\Large{18pt}\xivpt\@xivpt}
\def\LARGE{\@setsize\LARGE{22pt}\xviipt\@xviipt}
\def\huge{\@setsize\huge{25pt}\xxpt\@xxpt}
\def\Huge{\@setsize\Huge{30pt}\xxvpt\@xxvpt}
\or
\def\@normalsize{\@setsize\normalsize{15pt}\xiipt\@xiipt
\abovedisplayskip 12pt plus3pt minus7pt\belowdisplayskip \abovedisplayskip
\abovedisplayshortskip \z@ plus3pt\belowdisplayshortskip 6.5pt plus3.5pt
minus3pt}
\def\small{\@setsize\small{13.6pt}\xipt\@xipt
\abovedisplayskip 11pt plus3pt minus6pt\belowdisplayskip \abovedisplayskip
\abovedisplayshortskip \z@ plus3pt\belowdisplayshortskip 6.5pt plus3.5pt
minus3pt}
\def\footnotesize{\@setsize\footnotesize{12pt}\xpt\@xpt
\abovedisplayskip 10pt plus2pt minus5pt\belowdisplayskip \abovedisplayskip
\abovedisplayshortskip \z@ plus3pt\belowdisplayshortskip 6pt plus3pt minus3pt}
\def\scriptsize{\@setsize\scriptsize{9.5pt}\viiipt\@viiipt}
\def\tiny{\@setsize\tiny{7pt}\vipt\@vipt}
\def\large{\@setsize\large{18pt}\xivpt\@xivpt}
\def\Large{\@setsize\Large{22pt}\xviipt\@xviipt}
\def\LARGE{\@setsize\LARGE{25pt}\xxpt\@xxpt}
\def\huge{\@setsize\huge{30pt}\xxvpt\@xxvpt}
\let\Huge=\huge
\fi
\normalsize
%%%%%%%%%%%%%%%%%%%%%% Paper Size %%%%%%%%%%%%%%%%%%%%%%%%%%
%V forceer 33mm linker marge
\oddsidemargin=7.6mm \evensidemargin=\oddsidemargin
%V rechter marge is volgens NEN 10mm; voor symmetrie lijkt 33 mij beter.
\textwidth=144mm \@rightskip=0cm plus 5cm \rightskip=\@rightskip
%\textwidth=167mm \rightskip=0cm plus 5cm%%%%%%%%%overfull?????????
%V geen margin notes.
\marginparwidth=0pt \marginparsep=0pt \marginparpush=0pt
%V top margin 13mm
\topmargin-12.4mm 
%V het briefhoofd komt tot 50mm van de bovenkant van het papier
\headheight=37mm \headsep=0mm
\newdimen\@firstheadheight \@firstheadheight=\headheight
\newdimen\@otherheadheight \@otherheadheight=\headheight 
\newdimen\@otherheadsep \@otherheadsep=2mm
\newdimen\@vervolgsep
%V voldoende scheiding tussen tekst en voetregel
\newdimen\footsep \footsep=1.5cm %%analoog aan headsep
%\footheight 12pt \footskip25pt %worden elders gezet.
%V text height is wat er over is
%\textheight=217mm %V dit kan vast beter.
\textheight=197mm %V op het timmermansoog
\newdimen\@othertextheight \@othertextheight=\textheight
\columnsep 10pt \columnseprule 0pt %V twee koloms brieven? belachelijk!
%%\flushbottom 
\raggedbottom %% hm! zonder raggedbottom gaat het slot mis.
%%%%%%%%%%%%%V we'll get to this later
\footnotesep 12pt \skip\footins 10pt plus 2pt minus 4pt
\floatsep 12pt plus 2pt minus 2pt
\textfloatsep 20pt plus 2pt minus 4pt
\intextsep 12pt plus 2pt minus 2pt
\dblfloatsep 12pt plus 2pt minus 2pt
\dbltextfloatsep 20pt plus 2pt minus 4pt
\@maxsep 20pt
\@dblmaxsep 20pt
\@fptop 0pt plus 1fil
\@fpsep 8pt plus 2fil
\@fpbot 0pt plus 1fil
\@dblfptop 0pt plus 1fil
\@dblfpsep 8pt plus 2fil
\@dblfpbot 0pt plus 1fil
%%%%%%%%%%%%%%%%%%%%%%%%%%% opening / afsluiting %%%%%%%%%%%%%%%%%%%%%
\font\refkopfont=cmssq8
\font\kleinvet=cmbx7
\def\opening#1{\thispagestyle{firstpage}
               \adresveld 
               \prevdepth=-1000pt \vskip-2pt %% ????
               \referentieregel
               \@dosubject #1\par\nobreak}
\def\ondertekening#1{\def\fromsig{#1}}\def\fromsig{}
%V een aanzienlijke verbetering op de LL constructie: nu kun je
%V de ondertekening na de afsluiting geven.
\long\def\afsluiting#1{\par\nobreak\vspace{\parskip}
 \stopbreaks \noindent
 \ifx\@empty\fromsig
     \def\ondertekening##1{\def\fromsig{##1}
         \parbox{.5\textwidth}{\raggedright
                 \ignorespaces #1\\[6\parskip] \fromsig \strut}}
 \else \parbox{.5\textwidth}{\raggedright
         \ignorespaces #1\\[6\parskip]
         \fromsig \strut}
 \fi \par}
\def\betreft#1{\def\@subject{#1}} \def\@subject{}
\def\@dosubject{\ifx\@empty\@subject
    \else \par\noindent
    \parbox[t]{\textwidth}{\@hangfrom{\refkopfont \betrefttekst
    \enspace}\ignorespaces \rm \@subject\strut}\par\fi}
\def\ps{\par\startbreaks}
\def\cc#1{\par\noindent
    \parbox[t]{\textwidth}{\@hangfrom{\rm cc: }\ignorespaces 
    #1\strut}\par}
\def\bijlage#1{\par\noindent
    \parbox[t]{\textwidth}{\@hangfrom{\rm \bijlagetekst\ }\ignorespaces 
    #1\strut}\par}
\def\bijlagen#1{\par\noindent
    \parbox[t]{\textwidth}{\@hangfrom{\rm \bijlagentekst\ }\ignorespaces 
    #1\strut}\par}
\def\stopletter{}
\long\def\brief#1{\newpage
 \c@page\@ne
 \interlinepenalty=200 \@processto{#1}
 \@defrefveld{\@Ad}{\geadresseerdetekst}{\toname}
 \ifdim\wd\@Dt=0cm \@defrefveld{\@Dt}{\datumtekst}{\vandaag}\fi
%% misschien headheight opvoeren en textheight verminderen
%% voor de vervolgbladen. Nb: op het eerste blad mag niet met
%% de textheight geklooid worden, omdat dan het adres op de
%% verkeerde hoogte kan komen.
 {\setbox\@tempboxa=\vervolghoofd
  \@tempdima=\ht\@tempboxa
  \advance\@tempdima by -\@otherheadheight 
  \ifdim\@tempdima>0cm 
        \global\advance\@otherheadheight by \@tempdima
        \global\advance\@othertextheight by -\@tempdima \fi}
%% idem voetregel bekijken
 {\setbox\@tempboxa=\vbox{\voetregel}
  \global\footskip=\ht\@tempboxa %%moet de teksthoogte niet minder worden?
  \global\advance\footskip by \footsep}
 } %V maar niet als die er als is!!!
\def\endbrief{\stopletter\@@par\pagebreak\@@par
 \if@filesw \begingroup
     \def\protect{\string} \let\\=\relax
     \def\protect##1{\string##1\space}
     \immediate\write\@auxout{\string\mlabel{\returnaddress}{\toname
     \\\toaddress}}
 \endgroup \fi
 %% en nu forceren dat elke brief zijn eigen referenties heeft.
 \begingroup \setbox\@tempboxa=\box\@UB \setbox\@tempboxa=\box\@UK
             \setbox\@tempboxa=\box\@OK \endgroup
 }
\long\def\@processto#1{\@xproc #1\\@@@\ifx\toaddress\@empty
 \else \@yproc #1@@@\fi}
\long\def\@xproc #1\\#2@@@{\def\toname{#1}\def\toaddress{#2}}
\long\def\@yproc #1\\#2@@@{\def\toaddress{#2}}
\def\stopbreaks{\interlinepenalty \@M
 \def\par{\@@par\nobreak}\let\\=\@nobreakcr
 \let\vspace\@nobreakvspace}
\def\@nobreakvspace{\@ifstar{\@nobreakvspacex}{\@nobreakvspacex}}
\def\@nobreakvspacex#1{\ifvmode\nobreak\vskip #1\relax\else
 \@bsphack\vadjust{\nobreak\vskip #1}\@esphack\fi}
\def\@nobreakcr{\vadjust{\penalty\@M}\@ifstar{\@xnewline}{\@xnewline}}
\def\startbreaks{\let\\=\@normalcr
 \interlinepenalty 200\def\par{\@@par\penalty 200}}
% relieken van 'letter'. worden niet gebruikt.
\def\name#1{\def\fromname{#1}}
\long\def\address#1{\def\fromaddress{#1}}\def\fromaddress{}
\def\location#1{\def\fromlocation{#1}}\def\fromlocation{}
\def\telephone#1{\def\telephonenum{#1}}\def\telephonenum{}
\def\returnaddress{}
\def\document{\endgroup
 \@colht\textheight \@colroom\textheight \vsize\textheight
 \columnwidth\textwidth \@clubpenalty\clubpenalty
 \if@twocolumn \advance\columnwidth -\columnsep
 \divide\columnwidth\tw@ \hsize\columnwidth \@firstcolumntrue
 \fi
 \hsize\columnwidth \linewidth\hsize
 \begingroup\@floatplacement\@dblfloatplacement\endgroup
 \if@filesw \immediate\openout\@mainaux=\jobname.aux
 \immediate\write\@mainaux{\string\startlabels\string\@startlabels}\fi
 \def\do##1{\let ##1\@notprerr}
 \@preamblecmds
 \let\do\noexpand
 \@normalsize\everypar{}}
\def\enddocument{\@checkend{document}\newpage\begingroup
 \if@filesw \immediate\closeout\@mainaux
 \makeatletter\input \jobname.aux\clearpage
 \fi\endgroup\deadcycles\z@\@@end}
\def\makelabels{\@fileswtrue}\let\maaketiketten=\makelabels
\def\@startlabels{}
\newcount\labelcount
%%%%%%%%%%%%%%%%%%%%%%%% adresveld %%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\newdimen\adresveldbreedte 
\newif\if@antwoordadres
\def\antwoordadres#1{\@antwoordadrestrue\def\@antwoordadres{#1}}
\def\@antwoordadres{}
\def\adresveld{\hbox{}\kern-\topskip
    \bgroup\baselineskip=0pt %% dit voorkomt tonnen problemen.
           \lineskip=0pt     %% tonnetjes.
     \if@adresrechts \adresveldbreedte=4\refveldbreedte
         \advance\adresveldbreedte by -76mm
         \def\@tempa{\moveright 76mm} 
         \else \let\@tempa\relax \adresveldbreedte=83mm\fi
     \setbox\@tempboxa= % geadresseerde plus adres
            \vtop{\hsize=\adresveldbreedte \@normalsize
                  \rightskip=0cm plus \adresveldbreedte
                  \let\\=\@nobreakcr \toname \\ \toaddress}
     \if@antwoordadres\@tempa\vbox to 0cm{
            \hbox to \adresveldbreedte{\kleinvet 
            \def\\{\unskip\enspace$\bullet$\enspace\ignorespaces}%
            \@antwoordadres\hfil}\kern2pt
            \hrule \vss}\fi
     \if@typhulp \@tempa\llap{\vbox to 0cm
                    {\vskip9mm\streepje\vss}} \fi
     \kern9mm \kern-\ht\@tempboxa \@tempdima=\dp\@tempboxa 
     \@tempa\box\@tempboxa \kern-\@tempdima
     \vskip31mm
    \egroup}
%%%%%%%%%%%%%%%%%%%%%% referentieregel %%%%%%%%%%%%%%%%%%%%%%%%%%
\newdimen\refveldbreedte 
\refveldbreedte=38mm %% 3/2 inch. zie NEN 3516
\def\@defrefveld#1#2#3{\setbox#1=\@refveld{#2}{#3}}
\def\@refveld#1#2{\vtop{\hsize=\refveldbreedte \parskip=0cm
                        \lineskiplimit=0cm \baselineskip=12pt
                        \rightskip=0cm plus \refveldbreedte
                                       minus .5\refveldbreedte
                        \vbox{\refkopfont\baselineskip=10pt #1\strut}
                        #2}}
\newbox\@UB \newbox\@UK \newbox\@OK \newbox\@Dt 
\def\uwbriefvan#1{\@defrefveld{\@UB}{\uwbrieftekst}{#1}}
\def\uwkenmerk #1{\@defrefveld{\@UK}{\uwkenmerktekst}{#1}}
\def\onskenmerk#1{\@defrefveld{\@OK}{\onskenmerktekst}{#1}}
\def\datum#1{\def\@tempa{}\def\@tempb{#1}\ifx\@tempa\@tempb
    \setbox\@Dt\hbox{ }\else\@defrefveld{\@Dt}{\datumtekst}{#1}\fi}
%V Datum word geinitialiseerd op \vandaag in \brief
%V als de gebruiker verder niets doet, als hij een leeg argument opgeeft
%V verschijnt er in het geheel geen datum.
\def\referentieregel{\hbox
             {\hbox to \refveldbreedte{\copy\@UB\hfil}%
              \hbox to \refveldbreedte{\copy\@UK\hfil}%
              \hbox to \refveldbreedte{\copy\@OK\hfil}%
              \hbox to \refveldbreedte{\copy\@Dt\hfil}\hss}}
\newbox\@Ad %V Geadresseerde: geinitialiseerd in \brief
\def\vervolgreferentieregel{\hbox
             {\hbox to \refveldbreedte{\copy\@Ad\hfil}%
              \hskip\refveldbreedte
              \hbox to \refveldbreedte{\copy\@Dt\hfil}%
              \@refveld{\bladnummertekst}{\thepage}\hss}}
%%%%%%%%%%%%%%%%%%%%%%%%% headers / footers %%%%%%%%%%%%%%%%%%%%%%%
\def\briefhoofd{}\def\vervolghoofd{\vbox{}}
\def\maakbriefhoofd
   {\@ifstar {\@kortvervolgbriefhoofd}{\@langvervolgbriefhoofd}}
\def\@kortvervolgbriefhoofd
   #1#2{
    \@maakbriefhoofd{#1}{#2}
    \def\vervolghoofd{\vbox{\hsize=4\refveldbreedte
                         \hbox to \hsize{\Large \sf #1\strut\hfil}
                         \hrule \kern2mm \vervolgreferentieregel}}}
\def\@langvervolgbriefhoofd
   #1#2{
    \@maakbriefhoofd{#1}{#2}
    \def\vervolghoofd{\vbox{\briefhoofd\vskip2mm
                        \vervolgreferentieregel
                        \vbox{}}}}
\def\@maakbriefhoofd#1#2{\def\briefhoofd{%
       \vbox{\hsize=4\refveldbreedte 
             \hbox to \hsize{\Large \sf #1\strut\hfil}
             \hrule
             \moveright 3\refveldbreedte\@refveld{\strut #2}{}
             \vbox{}}}}
\newbox\@voetruimte \setbox\@voetruimte=\hbox{}
\newcount\@voetteller
\def\voetregel{\copy\@voetruimte}
\def\voetitem#1#2{\advance\@voetteller by 1
    \setbox\@voetruimte=\hbox to 4\refveldbreedte
           {\unhbox\@voetruimte 
            \ifcase\@voetteller \relax \or \relax \or 
                                \hfil \else \hfill \fi
            \@refveld{#1}{#2}\hskip0cm plus 3\refveldbreedte}}
\def\ps@empty{
    \def\@oddhead{}\def\@oddfoot{}
    \def\@evenhead{}\def\@evenfoot{}}
\def\ps@plain{
    \def\@oddhead{}\def\@evenhead{}
    \def\@oddfoot{\rm\hfil\thepage}
    \let\@evenfoot=\@oddfoot}
%% hss omdat de kop en voet te breed zijn.
\def\@hss{\hskip 0cm plus 1filll minus 1filll\relax}
\def\ps@headings{
    \def\@oddhead{\vbox to \@otherheadheight
                      {\vervolghoofd\vfill
                       \if@streepjes\streepjes{\@otherheadheight}\fi}%
                  \hss}
    \let\@evenhead=\@oddhead
    \def\@oddfoot{\voetregel\hss} \let\@evenfoot=\@oddfoot}
\def\ps@firstpage{\global\headheight=\@otherheadheight
    \global\textheight=\@othertextheight
    \global\headsep=\@otherheadsep
    \def\@oddhead{\vbox to \@firstheadheight
                      {\briefhoofd\vfill
                       \if@streepjes\streepjes{\@firstheadheight}\fi}%
                  \hss}
    \def\@evenhead{}
    \def\@oddfoot{\voetregel\hss} \let\@evenfoot=\@oddfoot}
\ps@headings
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% vouwstreepjes %%%%%%%%%%%%%%%%%%%%%%%%%%
%% momenteel alleen envelop EN-DL-V geimplementeerd
\def\streepje{\hbox to 2mm{\hrulefill}}
\def\streepjes#1{\vbox to 0cm
         {\kern-#1 %% dit brengt ons bovenin het briefhoofd, 13mm onder
          \hbox to \textwidth                 %% de rand van het papier
             {\llap{\perfstreepje\kern24mm}\hfill %% 7mm van rand op 33mm
              \rlap{\kern24mm\vouwstreepjes}}     %% 7mm van rand op 33mm
          \vss}}                              %% zie textwidth boven.
\def\perfstreepje {\vtop{\kern\z@
                         \kern 135mm %% 297/2 - 13
                         \streepje}}
\def\vouwstreepjes{\vtop{\kern\z@
                         \kern 92mm %% 105-13
                         \streepje  %% denk maar dat dit geen dikte heeft
                         \kern 50mm %% 155-150
                         \streepje}}
%%%%%%%%%%%%%%%%%%%%%%%%%%%% lists %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% overgenomen uit 'artikel3'
\def\@listi{\leftmargin\leftmargini
            \labelsep=.5em
            \labelwidth=\leftmargin \advance\labelwidth by -\labelsep
 \topsep=-.5\parskip %V half the amount of white around lists
 \parsep \z@ %V defaults added
 \itemsep \parsep}    %V defaults added
\def\@listii{\leftmargin\leftmarginii \labelsep=.5em
 \labelwidth\leftmarginii\advance\labelwidth-\labelsep
 \topsep=-.5\parskip %V half the amount of white around lists
 \parsep \z@ %V zeroed
 \itemsep \parsep}
\def\@listiii{\leftmargin\leftmarginiii \labelsep=.5em
 \labelwidth\leftmarginiii\advance\labelwidth-\labelsep
 \topsep=-.5\parskip %V half the amount of white around lists
 \parsep \z@ 
 \partopsep \z@ %V zeroed
 \itemsep \topsep}
\def\@listiv{\leftmargin\leftmarginiv \labelsep=.5em
 \topsep=-.5\parskip %V half the amount of white around lists
 \labelwidth\leftmarginiv\advance\labelwidth-\labelsep}
\def\@listv{\leftmargin\leftmarginv \labelsep=.5em
 \topsep=-.5\parskip %V half the amount of white around lists
 \labelwidth\leftmarginv\advance\labelwidth-\labelsep}
\def\@listvi{\leftmargin\leftmarginvi \labelsep=.5em
 \topsep=-.5\parskip %V half the amount of white around lists
 \labelwidth\leftmarginvi\advance\labelwidth-\labelsep}
\leftmargini 2.5em
\leftmarginii 2.2em \leftmarginiii 1.87em 
\leftmarginiv 1.7em \leftmarginv 1em
\leftmarginvi 1em
\leftmargin\leftmargini
\labelwidth\leftmargini\advance\labelwidth-\labelsep
\labelsep 5pt
\parsep 0pt
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% varia %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\parskip .7em plus .3em minus .2em
\parindent 0pt \topsep .4em \partopsep 0pt \itemsep .4em
\@lowpenalty 51 \@medpenalty 151 \@highpenalty 301
\@beginparpenalty -\@lowpenalty \@endparpenalty -\@lowpenalty \@itempenalty
-\@lowpenalty
\def\labelenumi{\arabic{enumi}.}
\def\theenumi{\arabic{enumi}}
\def\labelenumii{(\alph{enumii})}
\def\theenumii{\alph{enumii}}
\def\p@enumii{\theenumi}
\def\labelenumiii{\roman{enumiii}.}
\def\theenumiii{\roman{enumiii}}
\def\p@enumiii{\theenumi(\theenumii)}
\def\labelenumiv{\Alph{enumiv}.}
\def\theenumiv{\Alph{enumiv}}
\def\p@enumiv{\p@enumiii\theenumiii}
\def\labelitemi{$\bullet$}
\def\labelitemii{\bf --}
\def\labelitemiii{$\ast$}
\def\labelitemiv{$\cdot$}
\def\verse{\let\\=\@centercr
 \list{}{\itemsep\z@ \itemindent -15pt\listparindent \itemindent
 \rightmargin\leftmargin\advance\leftmargin 15pt}\item[]}
\let\endverse\endlist
\def\quotation{\list{}{\listparindent 1.5em
 \itemindent\listparindent
 \rightmargin\leftmargin}\item[]}
\let\endquotation=\endlist
\def\quote{\list{}{\rightmargin\leftmargin}\item[]}
\let\endquote=\endlist
\def\descriptionlabel#1{\hspace\labelsep \bf #1}
\def\description{\list{}{\labelwidth\z@ \itemindent-\leftmargin
 \let\makelabel\descriptionlabel}}
\let\enddescription\endlist
\def\theequation{\arabic{equation}}
\arraycolsep 5pt \tabcolsep 6pt \arrayrulewidth .4pt \doublerulesep 2pt
\tabbingsep \labelsep
\skip\@mpfootins = \skip\footins
\fboxsep = 3pt \fboxrule = .4pt
\def\footnoterule{\kern-1\p@
 \hrule width .4\columnwidth
 \kern .6\p@}
\long\def\@makefntext#1{\noindent \hangindent 5pt\hbox
 to 5pt{\hss ${\@thefnmark}$}#1}
\c@topnumber=2
\def\topfraction{.7}
\c@bottomnumber=1
\def\bottomfraction{.3}
\c@totalnumber=3
\def\textfraction{.2}
\def\floatpagefraction{.5}
\c@dbltopnumber= 2
\def\dbltopfraction{.7}
\def\dblfloatpagefraction{.5}
\smallskipamount=.5\parskip \medskipamount=\parskip
\bigskipamount=2\parskip
\pagenumbering{arabic} \onecolumn \@fileswfalse
%%%%%%%%%%%%%%%%%%%%%%%%%% labels %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\startlabels{\labelcount=0 \baselineskip=0pt \lineskip=0pt
\pagestyle{empty}
\let\@texttop=\relax
\topmargin -50pt
\headsep 0pt
\oddsidemargin -35pt
\evensidemargin -35pt
\textheight 10in
\@colht\textheight \@colroom\textheight \vsize\textheight
\textwidth 550pt
\columnsep 25pt
\xpt
\baselineskip=0pt
\lineskip=0pt
\boxmaxdepth=0pt
\twocolumn\relax}
\def\mlabel#1#2{\setbox0\vbox{\parbox[b]{3.6in}{\strut\ignorespaces #2}}
 \vbox to 2in{\vss \box0 \vss}}
%%%%%%%%%%%%%%%%%%%%%%%%%%% talen %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ifcase\language % 0: Nederlands
   \def\uwbrieftekst{Uw brief van}
   \def\uwkenmerktekst{Uw kenmerk}
   \def\onskenmerktekst{Ons kenmerk}
   \def\datumtekst{Datum}
   \def\geadresseerdetekst{Geadresseerde}
   \def\bladnummertekst{Bladnummer}
   \def\vandaag{\number\day~\ifcase\month\or
     januari\or februari\or maart\or april\or mei\or juni\or juli\or
     augustus\or september\or oktober\or november\or december\fi
     \space \number\year}
   \def\betrefttekst{Onderwerp:}
   \def\bijlagetekst{Bijlage:}
   \def\bijlagentekst{Bijlagen:}
   \def\telefoon{telefoon}   
\or % 1: Engels
   \def\uwbrieftekst{Your letter of}
   \def\uwkenmerktekst{Your reference}
   \def\onskenmerktekst{Our reference}
   \def\datumtekst{Date}
   \def\geadresseerdetekst{To}
   \def\bladnummertekst{Page}
   \def\vandaag{\ifcase\day\or
       1st\or 2nd\or 3rd\or 4th\or 5th\or
       6th\or 7th\or 8th\or 9th\or 10th\or
       11th\or 12th\or 13th\or 14th\or 15th\or
       16th\or 17th\or 18th\or 19th\or 20th\or
       21st\or 22nd\or 23rd\or 24th\or 25th\or
       26th\or 27th\or 28th\or 29th\or 30th\or
       31st\fi~\ifcase\month\or
       January\or February\or March\or April\or May\or June\or
       July\or August\or September\or October\or November\or December\fi
       \space \number\year}
   \def\betrefttekst{Re:}
   \def\bijlagetekst{Enclosure:}
   \def\bijlagentekst{Enclosures:}
   \def\telefoon{telephone}
\or % 2: Amerikaans
   \def\uwbrieftekst{Your letter of}
   \def\uwkenmerktekst{Your reference}
   \def\onskenmerktekst{Our reference}
   \def\datumtekst{Date}
   \def\geadresseerdetekst{To}
   \def\bladnummertekst{Page}
   \def\vandaag{\ifcase\month\or
     January\or February\or March\or April\or May\or June\or
     July\or August\or September\or October\or November\or December\fi
     \space\number\day, \number\year}
   \def\betrefttekst{Re:}
   \def\bijlagetekst{Enclosure:}
   \def\bijlagentekst{Enclosures:}
   \def\telefoon{telephone}
\or % 3: Duits
   \def\uwbrieftekst{Ihr Brief von}
   \def\uwkenmerktekst{Ihr Zeichen}
   \def\onskenmerktekst{Unser Zeichen}
   \def\datumtekst{Datum}
   \def\geadresseerdetekst{An}
   \def\bladnummertekst{Zettel}
   \def\vandaag{\number\day.~\ifcase\month\or
     Januar\or Februar\or M\"arz\or April\or Mai\or Juni\or
     Juli\or August\or September\or Oktober\or November\or Dezember\fi
     \space\number\year}
   \def\betrefttekst{Betrifft:}
   \def\bijlagetekst{Anlage:}
   \def\bijlagentekst{Anlagen:}
   \def\telefoon{Telephoon}
\fi
% et qui parle Fran\c{c}ais, nowadays?
%% and finally, muchos against my will, emulation of original
%% LaTeX letter style.
\let\letter=\brief \let\endletter=\endbrief
\let\closing=\afsluiting
\def\signature{\ondertekening}
\let\encl=\bijlagen
\def\address#1{\maakbriefhoofd*{}{#1}}
\let\re=\betreft