Markup nits.

Make module references hyperlinks.
diff --git a/Doc/lib/libsgmllib.tex b/Doc/lib/libsgmllib.tex
index a8dfa0b..e441c12 100644
--- a/Doc/lib/libsgmllib.tex
+++ b/Doc/lib/libsgmllib.tex
@@ -1,7 +1,7 @@
 \section{\module{sgmllib} ---
-         Simple SGML parser.}
-\declaremodule{standard}{sgmllib}
+         Simple SGML parser}
 
+\declaremodule{standard}{sgmllib}
 \modulesynopsis{Only as much of an SGML parser as needed to parse HTML.}
 
 \index{SGML}
@@ -10,7 +10,7 @@
 basis for parsing text files formatted in SGML (Standard Generalized
 Mark-up Language).  In fact, it does not provide a full SGML parser
 --- it only parses SGML insofar as it is used by HTML, and the module
-only exists as a base for the \module{htmllib}\refstmodindex{htmllib}
+only exists as a base for the \refmodule{htmllib}\refstmodindex{htmllib}
 module.
 
 
@@ -49,8 +49,8 @@
 
 \begin{methoddesc}{setnomoretags}{}
 Stop processing tags.  Treat all following input as literal input
-(CDATA).  (This is only provided so the HTML tag \code{<PLAINTEXT>}
-can be implemented.)
+(CDATA).  (This is only provided so the HTML tag
+\code{<PLAINTEXT>} can be implemented.)
 \end{methoddesc}
 
 \begin{methoddesc}{setliteral}{}
@@ -72,15 +72,15 @@
 
 \begin{methoddesc}{handle_starttag}{tag, method, attributes}
 This method is called to handle start tags for which either a
-\code{start_\var{tag}()} or \code{do_\var{tag}()} method has been
+\method{start_\var{tag}()} or \method{do_\var{tag}()} method has been
 defined.  The \var{tag} argument is the name of the tag converted to
 lower case, and the \var{method} argument is the bound method which
 should be used to support semantic interpretation of the start tag.
-The \var{attributes} argument is a list of \code{(\var{name}, \var{value})}
-pairs containing the attributes found inside the tag's \code{<>}
-brackets.  The \var{name} has been translated to lower case and double
-quotes and backslashes in the \var{value} have been interpreted.  For
-instance, for the tag \code{<A HREF="http://www.cwi.nl/">}, this
+The \var{attributes} argument is a list of \code{(\var{name},
+\var{value})} pairs containing the attributes found inside the tag's
+\code{<>} brackets.  The \var{name} has been translated to lower case
+and double quotes and backslashes in the \var{value} have been interpreted.
+For instance, for the tag \code{<A HREF="http://www.cwi.nl/">}, this
 method would be called as \samp{unknown_starttag('a', [('href',
 'http://www.cwi.nl/')])}.  The base implementation simply calls
 \var{method} with \var{attributes} as the only argument.
@@ -88,11 +88,11 @@
 
 \begin{methoddesc}{handle_endtag}{tag, method}
 This method is called to handle endtags for which an
-\code{end_\var{tag}()} method has been defined.  The \var{tag}
-argument is the name of the tag converted to lower case, and the
-\var{method} argument is the bound method which should be used to
+\method{end_\var{tag}()} method has been defined.  The
+\var{tag} argument is the name of the tag converted to lower case, and
+the \var{method} argument is the bound method which should be used to
 support semantic interpretation of the end tag.  If no
-\code{end_\var{tag}()} method is defined for the closing element,
+\method{end_\var{tag}()} method is defined for the closing element,
 this handler is not called.  The base implementation simply calls
 \var{method}.
 \end{methoddesc}
@@ -120,12 +120,12 @@
 form \samp{\&\var{ref};} where \var{ref} is an general entity
 reference.  It looks for \var{ref} in the instance (or class)
 variable \member{entitydefs} which should be a mapping from entity
-names to corresponding translations.
-If a translation is found, it calls the method \method{handle_data()}
-with the translation; otherwise, it calls the method
-\code{unknown_entityref(\var{ref})}.  The default \member{entitydefs}
-defines translations for \code{\&amp;}, \code{\&apos}, \code{\&gt;},
-\code{\&lt;}, and \code{\&quot;}.
+names to corresponding translations.  If a translation is found, it
+calls the method \method{handle_data()} with the translation;
+otherwise, it calls the method \code{unknown_entityref(\var{ref})}.
+The default \member{entitydefs} defines translations for
+\code{\&amp;}, \code{\&apos}, \code{\&gt;}, \code{\&lt;}, and
+\code{\&quot;}.
 \end{methoddesc}
 
 \begin{methoddesc}{handle_comment}{comment}
@@ -175,8 +175,8 @@
 
 \begin{methoddescni}{start_\var{tag}}{attributes}
 This method is called to process an opening tag \var{tag}.  It has
-preference over \code{do_\var{tag}()}.  The \var{attributes}
-argument has the same meaning as described for
+preference over \method{do_\var{tag}()}.  The
+\var{attributes} argument has the same meaning as described for
 \method{handle_starttag()} above.
 \end{methoddescni}
 
@@ -192,10 +192,10 @@
 
 Note that the parser maintains a stack of open elements for which no
 end tag has been found yet.  Only tags processed by
-\code{start_\var{tag}()} are pushed on this stack.  Definition of an
-\code{end_\var{tag}()} method is optional for these tags.  For tags
-processed by \code{do_\var{tag}()} or by \method{unknown_tag()}, no
-\code{end_\var{tag}()} method must be defined; if defined, it will not
-be used.  If both \code{start_\var{tag}()} and \code{do_\var{tag}()}
-methods exist for a tag, the \code{start_\var{tag}()} method takes
-precedence.
+\method{start_\var{tag}()} are pushed on this stack.  Definition of an
+\method{end_\var{tag}()} method is optional for these tags.  For tags
+processed by \method{do_\var{tag}()} or by \method{unknown_tag()}, no
+\method{end_\var{tag}()} method must be defined; if defined, it will
+not be used.  If both \method{start_\var{tag}()} and
+\method{do_\var{tag}()} methods exist for a tag, the
+\method{start_\var{tag}()} method takes precedence.