\appendix
-\chapter{Simple Graphics Package}\label{appendix}\index{Appendix}%
+\chapter{Simple Graphics Package}\label{appendix}\index{Simple Graphics Package}
\setheader{{\it Appendix \thechapter}}{}{}{\ctsimheadtitle}{}{{\it Appendix \thechapter}}%
\ctsimfooter%
\subsection{Master coordinate functions}
\begin{twocollist}
-\twocolitem{setWindow(xmin, ymin, xmax, ymax)}{Set window for world
+\twocolitem{\texttt{setWindow(xmin, ymin, xmax, ymax)}}{Set window for world
coordinates}
\twocolitem{\texttt{moveAbs(x, y)}}{Move graphics cursor to absolute position}
\twocolitem{\texttt{moveRel(dx, dy)}}{Move graphics cursor relative to current position}