\documentclass[pstricks=true, preview]{standalone}
%\documentclass{article}

%%\usepackage{pstricks}
\usepackage{pst-all}
\usepackage{graphicx}
%\usepackage[helvet]{sfmath}
\renewcommand*{\familydefault}{\sfdefault}

\input{defs.tex}
\input{define_bools.tex}

\begin{document}
\begin{figure}
\begin{pspicture}(6.5,5.)
\rput[Rt](3.,4.9){\textbf{Lateral}}
\rput[Rt](3.,4.5){\footnotesize$0.35 < SLN < 0.65$}

\psframe[linestyle=none, 
         fillcolor=mygray, 
         fillstyle=solid](2.3,0.7)(4.,4.2)


\input{define_pops.tex}
\input{lw_lateral_paths_SLN.tex}
\input{draw_paths.tex}
\input{draw_pops.tex}

\end{pspicture}
\end{figure}

\end{document}
%%% Local Variables:
%%% mode: latex
%%% TeX-master: t
%%% End: