--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dtd/html-base.mod	Sat Jan 19 22:54:40 2008 +0000
@@ -0,0 +1,272 @@
+<!--
+  Base DTD defining core HTML features for Voyager.
+  This should be imported after the other Voyager DTDs.
+
+  Copyright (c) 1998 W3C (MIT, INRIA, Keio), All Rights Reserved. 
+
+  Author: Dave Raggett  <dsr@w3.org>
+
+  Modified by whp <hplantin@calvin.edu> 2002-08-20
+  to add xcss stylesheet type and elements.
+-->
+
+ <!--=================== Document Body ====================================-->
+
+ <!ENTITY % body.extra "">
+ <!ENTITY % body.content "%Block;">
+
+ <!ELEMENT body %body.content;>
+ <!ATTLIST body
+   %attrs;
+   onload          %Script;   #IMPLIED
+   onunload        %Script;   #IMPLIED
+   %body.extra;
+   >
+
+ <!ELEMENT div %Flow;>  <!-- generic language/style container -->
+ <!ATTLIST div
+   %attrs;
+   >
+
+ <!--===================== Inline Elements ================================-->
+
+ <!ELEMENT span %Inline;> <!-- generic language/style container -->
+ <!ATTLIST span
+   %attrs;
+   >
+
+ <!ELEMENT bdo %Inline;>  <!-- I18N BiDi over-ride -->
+ <!ATTLIST bdo
+   %coreattrs;
+   lang        %LanguageCode; #IMPLIED
+   dir         (ltr|rtl)      #REQUIRED
+   >
+
+ <!ENTITY % br.extra "">
+
+ <!ELEMENT br EMPTY>   <!-- forced line break -->
+ <!ATTLIST br
+   %coreattrs;
+   %br.extra;
+   >
+
+ <!--================== The Anchor Element ================================-->
+
+ <!ENTITY % a.extra "">
+
+ <!ELEMENT a %Inline;>  <!-- anchors shouldn't be nested -->
+ <!ATTLIST a
+   %attrs;
+   charset     %Charset;      #IMPLIED
+   type        %ContentType;  #IMPLIED
+   name        CDATA          #IMPLIED
+   href        %URI;          #IMPLIED
+   hreflang    %LanguageCode; #IMPLIED
+   rel         %LinkTypes;    #IMPLIED
+   rev         %LinkTypes;    #IMPLIED
+   accesskey   %Character;    #IMPLIED
+   shape       %Shape;        "rect"
+   coords      %Coords;       #IMPLIED
+   tabindex    %Number;       #IMPLIED
+   onfocus     %Script;       #IMPLIED
+   onblur      %Script;       #IMPLIED
+   xml:link    CDATA          #FIXED  "simple"
+   %a.extra;
+   >
+
+ <!--================== The LINK Element ==================================-->
+
+ <!--
+   Relationship values can be used in principle:
+
+    a) for document specific toolbars/menus when used
+       with the LINK element in document head e.g.
+         start, contents, previous, next, index, end, help
+    b) to link to a separate style sheet (rel=stylesheet)
+    c) to make a link to a script (rel=script)
+    d) by stylesheets to control how collections of
+       html nodes are rendered into printed documents
+    e) to make a link to a printable version of this document
+       e.g. a postscript or pdf version (rel=alternate media=print)
+ -->
+
+ <!ELEMENT link EMPTY>
+ <!ATTLIST link
+   %attrs;
+   charset     %Charset;      #IMPLIED
+   href        %URI;          #IMPLIED
+   hreflang    %LanguageCode; #IMPLIED
+   type        %ContentType;  #IMPLIED
+   rel         %LinkTypes;    #IMPLIED
+   rev         %LinkTypes;    #IMPLIED
+   media       %MediaDesc;    #IMPLIED
+   target      %FrameTarget;  #IMPLIED
+   >
+
+ <!--=================== Paragraphs =======================================-->
+
+ <!ENTITY % p.extra "">
+
+ <!ELEMENT p %Inline;>
+ <!ATTLIST p
+   %attrs;
+   n		CDATA		#IMPLIED
+   shownumber 	(yes|no) 	"no"
+   %p.extra;
+   >
+
+ <!--=================== Headings =========================================-->
+
+ <!--
+   There are six levels of headings from H1 (the most important)
+   to H6 (the least important).
+ -->
+
+ <!ENTITY % headings.extra "">
+
+ <!ELEMENT h1  %Inline;>
+ <!ATTLIST h1
+    %attrs;
+    %headings.extra;
+    >
+
+ <!ELEMENT h2 %Inline;>
+ <!ATTLIST h2
+    %attrs;
+    %headings.extra;
+    >
+
+ <!ELEMENT h3 %Inline;>
+ <!ATTLIST h3
+    %attrs;
+    %headings.extra;
+    >
+
+ <!ELEMENT h4 %Inline;>
+ <!ATTLIST h4
+    %attrs;
+    %headings.extra;
+    >
+
+ <!ELEMENT h5 %Inline;>
+ <!ATTLIST h5
+    %attrs;
+    %headings.extra;
+    >
+
+ <!ELEMENT h6 %Inline;>
+ <!ATTLIST h6
+    %attrs;
+    %headings.extra;
+    >
+
+ <!--=================== Inserted/Deleted Text ============================-->
+
+
+ <!--
+   INS/DEL are allowed in block and inline content, but its
+   inappropriate to include block content within an ins element
+   occurring in inline content.
+ -->
+ <!ELEMENT ins %Flow;>
+ <!ATTLIST ins
+   %attrs;
+   cite        %URI;          #IMPLIED
+   datetime    %Datetime;     #IMPLIED
+   >
+
+ <!ELEMENT del %Flow;>
+ <!ATTLIST del
+   %attrs;
+   cite        %URI;          #IMPLIED
+   datetime    %Datetime;     #IMPLIED
+   >
+
+ <!--================ Document Head =======================================-->
+
+ <!ELEMENT head (title, base?, (script|style|meta|link)*)>
+ <!ATTLIST head
+   %i18n;
+   profile     %URI;          #IMPLIED
+   >
+
+ <!-- The TITLE element is not considered part of the flow of text.
+        It should be displayed, for example as the page header or
+        window title. Exactly one title is required per document.
+     -->
+ <!ELEMENT title (#PCDATA)>
+ <!ATTLIST title %i18n;>
+
+ <!-- document base URI -->
+
+ <!ENTITY % base.extra "">
+
+ <!ELEMENT base EMPTY>
+ <!ATTLIST base
+   href        %URI;          #IMPLIED
+   %base.extra;
+   >
+
+ <!-- generic metainformation -->
+ <!ELEMENT meta EMPTY>
+ <!ATTLIST meta
+   %i18n;
+   http-equiv  CDATA          #IMPLIED
+   name        CDATA          #IMPLIED
+   content     CDATA          #REQUIRED
+   scheme      CDATA          #IMPLIED
+   >
+ 
+ <!-- style info, which may include CDATA sections -->
+ <!--selector added by whp-->
+ <!ELEMENT style (#PCDATA | selector)*> 
+
+ <!ATTLIST style
+   %i18n;
+   type        %ContentType;  #REQUIRED
+   media       %MediaDesc;    #IMPLIED
+   title       %Text;         #IMPLIED
+   >
+
+ <!-- selector - part of xcss stylesheet. Added by whp -->
+ <!ELEMENT selector (property+) >
+ <!ATTLIST selector
+   element	CDATA	#IMPLIED
+   class	CDATA	#IMPLIED
+   pseud	CDATA	#IMPLIED
+   >
+
+ <!-- property - part of xcss stylesheet.  Added by whp -->
+ <!ELEMENT property EMPTY >
+ <!ATTLIST property
+   name		CDATA	#IMPLIED
+   value	CDATA	#IMPLIED
+   >
+
+
+
+<!-- a comment here to take up space -->
+
+
+ <!-- script statements, which may include CDATA sections -->
+ <!ELEMENT script (#PCDATA)>
+ <!ATTLIST script
+   charset     %Charset;      #IMPLIED
+   type        %ContentType;  #REQUIRED
+   language    CDATA          #IMPLIED
+   src         %URI;          #IMPLIED
+   defer       (defer)        #IMPLIED
+   >
+
+ <!-- alternate content container for non script-based rendering -->
+
+ <!ENTITY % noscript.content "%Block;">
+
+ <!ELEMENT noscript %noscript.content;>
+ <!ATTLIST noscript
+   %attrs;
+   >
+
+ <!--================ Document Structure ==================================-->
+
+