Fix broken markup.

doc/src/sgml/geqo.sgml

 <!--
-$PostgreSQL: pgsql/doc/src/sgml/geqo.sgml,v 1.31 2005/04/09 03:52:43 momjian Exp $
+$PostgreSQL: pgsql/doc/src/sgml/geqo.sgml,v 1.32 2005/04/12 03:16:50 tgl Exp $
 Genetic Optimizer
 -->
 
@@ -287,7 +287,7 @@ Genetic Optimizer
     <listitem>
      <para>
       <ulink url="http://surf.de.uu.net/encore/www/">
-      The Hitch-Hiker's Guide to Evolutionary Computation/ulink>, (FAQ for <ulink
+      The Hitch-Hiker's Guide to Evolutionary Computation</ulink>, (FAQ for <ulink
       url="news://comp.ai.genetic"></ulink>)
      </para>
     </listitem>

doc/src/sgml/history.sgml

 <!--
-$PostgreSQL: pgsql/doc/src/sgml/history.sgml,v 1.26 2005/04/09 03:52:43 momjian Exp $
+$PostgreSQL: pgsql/doc/src/sgml/history.sgml,v 1.27 2005/04/12 03:16:50 tgl Exp $
 -->
 
 <sect1 id="history">
@@ -68,7 +68,7 @@ $PostgreSQL: pgsql/doc/src/sgml/history.sgml,v 1.26 2005/04/09 03:52:43 momjian
    Information Technologies (later merged into 
    <ulink url="http://www.informix.com/"><productname>Informix</productname></ulink>,
    which is now owned by <ulink
-   url="http://www.ibm.com/">IBM/ulink>) picked up the code and
+   url="http://www.ibm.com/">IBM</ulink>) picked up the code and
    commercialized it.  In late 1992,
    <productname>POSTGRES</productname> became the primary data manager
    for the