\input{psfig}				% <---- load psfig macros
\newcommand{\psinput}[1]{
  \mbox{\psfig{figure=#1}}}
\newcommand{\hgap}{\hspace{12pt}}
\newcommand{\vgap}{\\[12pt]}
\newcommand{\pscap}[2]{
  \parbox{2.01in}{
   \begin{center}
    \psinput{#1} \\ #2
   \end{center}
  }
}
