[NTG-context] Extra pages

[David Arnold]

All,

Can anyone explain why the output of this source has two blank pages  
at the end?

\setupwhitespace[medium]
\setupindenting[medium,yes]

\setupcolors[state=start]

\setuppagenumbering
[state=start,
   alternative=doublesided,
   location=,
   way=bytext]

\definetext[chapter][footer][pagenumber]

\setuphead
[chapter]
[alternative=inmargin,
   header=high,
   footer=chapter,
   page=right]

\setuphead
[section]
[style=\tfc,
   page=right,
   continue=no,
   alternative=inmargin]

\setuphead
[subsection]
[style=\tfb\sl,
   number=no]

\definehead
[TocHead]
[section]
\setuphead
[TocHead]
[number=no,
   incrementnumber=no,
   page=no]
\definehead
[IndexHead]
[section]
\setuphead
[IndexHead]
[number=no,
   incrementnumber=no,
   page=yes]

\def\Tindex#1{\index{#1}#1}

\def\OddPageHeader{\bold{\pagenumber}\hskip 1em Chapter \headnumber 
[chapter] \getmarking[chapter][current]}

\def\headermarkleft{\bold{\pagenumber}\headerskip{\sc\headerskip  
Chapter \headnumber[chapter]\headerskip\getmarking[chapter][current]}}
\def\headermarkright{{\sc{}Section \headnumber[section]\headerskip 
\getmarking[section][current]}\headerskip\bold{\pagenumber}}
\def\headerskip{\hskip 1em}

\setupheadertexts
[][\headermarkright]    %odd page on right
[\headermarkleft][]    %even page on left
\setuplist
[section]
[style=bold,
   color=red,
   alternative=c]
\setuplist
[subsection]
[alternative=b]


\starttext

\startbodymatter

\chapter{A Practice Chapter}

\input knuth

\TocHead{Table of Contents}

\placecontent

\section{First Section}

Now is the \Tindex{time} for all good men to come to the aid of their  
country. Now is the time for all good men to come to the aid of their  
country. Now is the time for all good men to come to the aid of their  
country. Now is the time for all good men to come to the aid of their  
country. Now is the time for all good men to come to the aid of their  
country. Now is the time for all good men to come to the aid of their  
country. Now is the time for all good men to come to the aid of their  
country.

Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.

Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.  
Now is the time for all good men to come to the aid of their country.

\subsection{First Subsection}

\dorecurse{3}{\input knuth \par}



\section{Second Section}

\dorecurse{3}{\input knuth \par}

\subsection{Second Subection}

\dorecurse{3}{\input knuth \par}


\section{Third Section}

\dorecurse{3}{\input knuth \par}

\subsection{Third Subection}

\dorecurse{3}{\input knuth \par}

\stopbodymatter

\startbackmatter

\completeindex

\stopbackmatter

\stoptext