%
% Modified version of acm.sty settings.
%
\oddsidemargin 0in \evensidemargin 0in
\topmargin -10pt \headheight 12pt \headsep 25pt \footheight 12pt \footskip 75pt
\textheight 8.75in \textwidth 6.5in
\columnsep .3in \columnseprule 0pt 
\def\@oddfoot{}\def\@evenfoot{}
\def\@oddhead{\rm \@rhead\hfil -~\thepage~-\hfil}
\def\@evenhead{\@oddhead}
\def\@maketitle{
    \centering
    {\LARGE \@title \par}
    \vskip 1.5em
    {\large \begin{tabular}[t]{c}\@author\end{tabular}\par}
    \vskip 1.5em
}
\def\copyrightspace{\footnotetext[0]{\mbox{}\vrule height 130pt width 0pt}}
\def\abstract{\section*{Abstract}}
\def\endabstract{\par}
\twocolumn 
\sloppy
\parindent 1em
\leftmargini 2em
\leftmargin\leftmargini 
\leftmarginv .5em
\leftmarginvi .5em

\newenvironment{indentpar}[1]{
    \begin{list}{}{\leftmargin#1\topsep0in\partopsep0in\parskip0in}
    \item
}{
    \end{list}
}