\usepackage{pstcol}
\usepackage{pst-tree}
\usepackage{pst-node}
\usepackage{pst-plot}
\usepackage{pst-poly}
\usepackage{fancyvrb}
\usepackage{varioref}
\newcommand{\Lcs}[1]{\mbox{\normalfont\ttfamily\bs#1}}
\def\bs{{\protect\normalfont\ttfamily\char'134}}
\def\PST{\textsf{PSTricks}}
\def\PKey#1{\texttt{#1}}
\let\xPKey\@gobble
\let\IdentifyExample\@gobble
\let\Author\relax
\def\Figword{Fig.~}
\newcounter{thisval}
\newcounter{lastval}
\newcounter{thishalf}
\definecolor{wheat}{rgb}{.96, .87, .7}
\definecolor{lightblue}{rgb}{.68, .85, .9}
\definecolor{brown}{rgb}{.65, .16, .16}
\definecolor{pink}{rgb}{1, .75, .8}
\definecolor{palegreen}{rgb}{.6, .98, .6}
\definecolor{white}{rgb}{1, 1, 1 }
\endinput