%
% "a4j" document style option.
%
\@ifundefined{@twoc}{%
\topmargin-.3in
\oddsidemargin0pt
\evensidemargin0pt
\parindent1zw
\@ifundefined{@lands}{\ifcase \@ptsize
    % mods for 10 pt
    \textheight43\baselineskip
    \textwidth47zw
\or % mods for 11 pt 
    \textheight42\baselineskip
    \textwidth43zw
\or % mods for 12 pt
    \textheight39\baselineskip
    \textwidth40zw
\fi}{\ifcase\@ptsize
    % mods for 10 pt, landscap
    \textheight27\baselineskip
    \textwidth73zw
\or % mods for 11 pt, landscap
    \textheight26\baselineskip
    \textwidth68zw
\or % mods for 12 pt, landscap
    \textheight25\baselineskip
    \textwidth61zw
\fi}
\advance\textheight\topskip
\def\@ps@{1}}{\@warning{Sorry, I igunored `a4j' style}}