Fix markup error.

doc/src/sgml/func.sgml

 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/func.sgml,v 1.127 2002/10/05 19:03:16 momjian Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/func.sgml,v 1.128 2002/10/05 23:43:42 momjian Exp $
 PostgreSQL documentation
 -->
 
@@ -4300,9 +4300,11 @@ SELECT timeofday();
     returns the wall clock time and does advance during transactions.
    </para>
 
-   <note>  
-    Many other database systems advance these values more
-    frequently.
+   <note>
+    <para>  
+     Many other database systems advance these values more
+     frequently.
+    </para>
    </note>
 
    <para>