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<!-- html.dtd |
<!-- html.dtd |
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Document Type Definition for the HyperText Markup Language |
Document Type Definition for the HyperText Markup Language |
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as used by the World Wide Web application (HTML DTD). |
(HTML DTD) |
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$Id$ |
$Id$ |
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Author: Daniel W. Connolly <connolly@w3.org> |
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See Also: html.decl, html-1.dtd |
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http://www.w3.org/hypertext/WWW/MarkUp/MarkUp.html |
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--> |
--> |
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<!-- Feature Test Entities --> |
<!ENTITY % HTML.Version |
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"-//IETF//DTD HTML 2.0//EN" |
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<!-- To use these, write your document like: |
-- Typical usage: |
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<!DOCTYPE HTML [ |
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<!ENTITY % HTML.Optional "INCLUDE"> |
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<!ENTITY % html PUBLIC "-//connolly hal.com//DTD WWW HTML 1.8//EN"> |
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%html; |
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]> |
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<TITLE>Here's my doc</TITLE> |
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<p>It uses lots of optional features |
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In practice, if you're using sgmls to validate your docs, |
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you can stick the <!DOCTYPE [...]> in a separate file and |
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validate with: |
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sgmls -s doctype.sgml foo.html |
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--> |
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<!ENTITY % HTML.Minimal "IGNORE"> |
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<!ENTITY % HTML.Obsolete "IGNORE"> |
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<!ENTITY % HTML.Prescriptive "IGNORE"> |
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<![ %HTML.Minimal [ |
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<!ENTITY % HTML.linkRelationships "IGNORE"> |
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<!ENTITY % HTML.linkMethods "IGNORE"> |
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<!ENTITY % HTML.linkRedundantInfo "IGNORE"> |
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<!ENTITY % HTML.forms "IGNORE"> |
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<!-- @@ nested lists --> |
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<!-- @@ phrases --> |
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<!-- @@ headers inside A --> |
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<!-- @@ nested phrases, fonts --> |
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]]> |
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<![ %HTML.Obsolete [ |
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<!ENTITY % HTML.titleCDATA "INCLUDE"> |
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<!ENTITY % HTML.litCDATA "INCLUDE"> |
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<!ENTITY % HTML.pSeparator "INCLUDE"> |
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]]> |
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<![ %HTML.Prescriptive [ |
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<!-- |
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This feature test entity prescribes that certain |
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idioms detract from the structural integrity of an |
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HTML document, and are therefore disallowed. |
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--> |
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<!ENTITY % HTML.font-phrase "IGNORE"> |
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<!ENTITY % HTML.anchorNameCDATA "IGNORE"> |
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<!ENTITY % HTML.PLAINTEXT "IGNORE"> |
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<!ENTITY % HTML.bodyBlockOnly "INCLUDE"> |
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]]> |
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<!ENTITY HTML.Version |
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"-//connolly hal.com//DTD WWW HTML $Date 1994/04/19 17:24:06 $//EN" |
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-- public identifier for "default" version -- |
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-- actually, take the $'s out to get the real public identifer, -- |
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-- since $ is illegal in public identifier. When DTD stabilizes, -- |
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-- we'll need to stop using RCS keywords to version the pub id -- |
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> |
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<!ENTITY % HTML.bodyBlockOnly "IGNORE" |
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-- only allow block elements in the BODY element |
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This means all paragraphs need to start with a <P> tag. |
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--> |
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<!ENTITY % HTML.pSeparator "IGNORE" |
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-- use P element as paragraph separator, rather that container. |
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--> |
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<!ENTITY % HTML.linkRelationships "INCLUDE" |
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-- Adding markup to links to show the relationship between |
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ends of a link |
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see http://info.cern.ch/hypertext/WWW/MarkUp/Relationships.html |
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--> |
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<!ENTITY % HTML.linkMethods "INCLUDE" |
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-- Adding markup to links to show the methods supported |
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by the referent object |
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see http://info.cern.ch/hypertext/WWW/MarkUp/Elements/A.html |
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--> |
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<!ENTITY % HTML.linkRedundantInfo "INCLUDE" |
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> |
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-- Adding markup to links to give redundant information |
<html> |
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like URN, content type, title... |
... |
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--> |
</html> |
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-- |
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<!ENTITY % HTML.anchorNameCDATA "INCLUDE" |
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-- Anchor names should be distinct. SGML parser can validate |
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this if the NAME attribute of the A element is declared as ID. |
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But that restricts the syntax of an anchor name to an SGML name, |
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i.e. a letter followed by letters, numbers, periods and dashes, |
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up to NAMELEN (34) characters long. |
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--> |
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<!ENTITY % HTML.PLAINTEXT "INCLUDE" |
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-- Support for the <PLAINTEXT> tag as a sign of the |
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end of th HTML data stream and the beginning of a stream |
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of text/plain data |
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--> |
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<!ENTITY % HTML.titleCDATA "IGNORE" |
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-- Is the TITLE element #PCDATA, RCDATA, or CDATA content? |
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On Mosaic, it's #PCDATA, but in the linemode browser, |
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it's more like CDATA, but not quite. |
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--> |
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<!ENTITY % HTML.NEXTID "INCLUDE" |
<!--============ Feature Test Entities ========================--> |
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-- Used by the NeXT implementation to keep track of the |
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next anchor id to use |
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--> |
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<!ENTITY % HTML.font-phrase "INCLUDE" |
<!ENTITY % HTML.Recommended "IGNORE" |
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-- allow B, I, TT, U outside PRE, |
-- Certain features of the language are necessary for |
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CITE, VAR, etc. inside PRE |
compatibility with widespread usage, but they may |
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compromise the structural integrity of a document. |
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This feature test entity enables a more prescriptive |
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document type definition that eliminates |
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those features. |
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--> |
--> |
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<!ENTITY % HTML.KEY "IGNORE" |
<![ %HTML.Recommended [ |
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-- There was once a KEY element, for keyboard keys, menu items, |
<!ENTITY % HTML.Deprecated "IGNORE"> |
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buttons, etc. but it's not supported or widely documented |
]]> |
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<!ENTITY % HTML.U "IGNORE" |
<!ENTITY % HTML.Deprecated "INCLUDE" |
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-- There was also a U element, but since it clashes with |
-- Certain features of the language are necessary for |
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the common pracitce of underlining hypertext links, it is |
compatibility with earlier versions of the specification, |
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not widely supported |
but they tend to be used an implemented inconsistently, |
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and their use is deprecated. This feature test entity |
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enables a document type definition that eliminates |
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these features. |
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--> |
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<!ENTITY % HTML.Highlighting "INCLUDE" |
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-- Use this feature test entity to validate that a |
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document uses no highlighting tags, which may be |
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ignored on minimal implementations. |
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--> |
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<!ENTITY % HTML.Forms "INCLUDE" |
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-- Use this feature test entity to validate that a document |
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contains no forms, which may not be supported in minimal |
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implementations |
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--> |
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<!ENTITY % HTML.litCDATA "IGNORE" |
<!--============== Imported Names ==============================--> |
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-- treat XMP, LISTING as CDATA, as per linemodeWWW |
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--> |
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<!ENTITY % HTML.forms "INCLUDE" |
<!ENTITY % Content-Type "CDATA" |
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-- Support for forms as per |
-- meaning an internet media type |
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http://www.ncsa.uiuc.edu/SDG/Software/Mosaic/Docs/fill-out-forms/overview.html |
(aka MIME content type, as per RFC1521) |
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--> |
--> |
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<!-- DTD definitions --> |
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<!ENTITY % heading "H1|H2|H3|H4|H5|H6" > |
<!ENTITY % HTTP-Method "GET | POST" |
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<!ENTITY % list " UL | OL | DIR | MENU "> |
-- as per HTTP specification, in progress |
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<!ENTITY % literal " XMP | LISTING "> |
--> |
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<!ENTITY % URI "CDATA" |
<!ENTITY % URI "CDATA" |
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-- The term URI means a CDATA attribute |
-- The term URI means a CDATA attribute |
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whose value is a Uniform Resource Identifier, |
whose value is a Uniform Resource Identifier, |
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as defined by |
as defined by |
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"Universal Resource Identifiers" by Tim Berners-Lee |
"Universal Resource Identifiers" by Tim Berners-Lee |
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aka http://info.cern.ch/hypertext/WWW/Addressing/URL/URI_Overview.html |
aka RFC 1630 |
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Note that CDATA attributes are limited by the LITLEN |
Note that CDATA attributes are limited by the LITLEN |
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capacity (1024 in the current version of html.decl), |
capacity (1024 in the current version of html.decl), |
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so that URIs in HTML have a bounded length. |
so that URIs in HTML have a bounded length. |
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@@ Need to discuss relative addresses. |
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--> |
--> |
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<!ENTITY % Content-Type "CDATA" |
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-- meaning a MIME content type, as per RFC1521 |
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--> |
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<![ %HTML.anchorNameCDATA [ <!ENTITY % anchor-name "CDATA"> ]]> |
<!--========= DTD "Macros" =====================--> |
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<!ENTITY % anchor-name "ID"> |
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<![ %HTML.linkRelationships [ <!ENTITY % linkRelAttrs " |
<!ENTITY % heading "H1|H2|H3|H4|H5|H6"> |
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REL CDATA #IMPLIED -- forward relationship type -- |
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REV CDATA #IMPLIED -- reversed relationship type |
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to referent data: |
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PARENT CHILD, SIBLING, NEXT, TOP, |
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DEFINITION, UPDATE, ORIGINAL etc. -- |
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"> ]]> |
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<!ENTITY % linkRelAttrs ""> |
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<![ %HTML.linkRedundantInfo [ <!ENTITY % linkRedundantAttrs " |
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URN CDATA #IMPLIED -- universal resource number -- |
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TITLE CDATA #IMPLIED -- advisory only -- |
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"> ]]> |
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<!ENTITY % linkRedundantAttrs ""> |
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<![ %HTML.linkMethods [ <!ENTITY % linkMethodAttrs " |
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METHODS NAMES #IMPLIED -- supported public methods of the object: |
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TEXTSEARCH, GET, HEAD, ... -- |
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"> ]]> |
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<!ENTITY % linkMethodAttrs ""> |
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<!ENTITY % linkattributes |
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"NAME %anchor-name #IMPLIED |
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HREF %URI; #IMPLIED |
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%linkRelAttrs; |
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%linkRedundantAttrs; |
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%linkMethodAttrs; |
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"> |
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<!ENTITY % list " UL | OL | DIR | MENU " > |
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<!-- Document Element --> |
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<!--======= Character mnemonic entities =================--> |
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<![ %HTML.PLAINTEXT [ <!ENTITY % obsolete-plaintext ", PLAINTEXT?"> ]]> |
<!ENTITY % ISOlat1 PUBLIC |
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<!ENTITY % obsolete-plaintext ""> |
"ISO 8879-1986//ENTITIES Added Latin 1//EN//HTML"> |
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%ISOlat1; |
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<!ENTITY % html-content "HEAD, BODY %obsolete-plaintext;"> |
<!ENTITY amp CDATA "&" -- ampersand --> |
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<!ELEMENT HTML O O (%html-content)> |
<!ENTITY gt CDATA ">" -- greater than --> |
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<!ENTITY lt CDATA "<" -- less than --> |
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<!ENTITY quot CDATA """ -- double quote --> |
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<!--========= SGML Document Access (SDA) Parameter Entities =====--> |
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<!-- HTML 2.0 contains SGML Document Access (SDA) fixed attributes |
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in support of easy transformation to the International Committee |
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for Accessible Document Design (ICADD) DTD |
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"-//EC-USA-CDA/ICADD//DTD ICADD22//EN". |
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ICADD applications are designed to support usable access to |
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structured information by print-impaired individuals through |
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Braille, large print and voice synthesis. For more information on |
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SDA & ICADD: |
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- ISO 12083:1993, Annex A.8, Facilities for Braille, |
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large print and computer voice |
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- ICADD ListServ |
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<ICADD%ASUACAD.BITNET@ARIZVM1.ccit.arizona.edu> |
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- Usenet news group bit.listserv.easi |
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- Recording for the Blind, +1 800 221 4792 |
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--> |
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<![ %HTML.NEXTID [ <!ENTITY % head-content "TITLE? & ISINDEX? & LINK* & BASE? |
<!ENTITY % SDAFORM "SDAFORM CDATA #FIXED" |
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& NEXTID?"> ]]> |
-- one to one mapping --> |
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<!ENTITY % head-content "TITLE & ISINDEX? & LINK* & BASE?"> |
<!ENTITY % SDARULE "SDARULE CDATA #FIXED" |
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<!ELEMENT HEAD O O (%head-content)> |
-- context-sensitive mapping --> |
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<!ENTITY % SDAPREF "SDAPREF CDATA #FIXED" |
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<![ %HTML.titleCDATA [ <!ENTITY % title-content "CDATA"> ]]> |
-- generated text prefix --> |
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<!ENTITY % title-content "(#PCDATA)"> |
<!ENTITY % SDASUFF "SDASUFF CDATA #FIXED" |
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<!ELEMENT TITLE - - %title-content |
-- generated text suffix --> |
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-- The TITLE element is not considered part of the flow of text. |
<!ENTITY % SDASUSP "SDASUSP NAME #FIXED" |
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It should be displayed, for example as the page header or |
-- suspend transform process --> |
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window title. |
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--> |
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<!ELEMENT ISINDEX - O EMPTY |
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-- WWW clients should offer the option to perform a search on |
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documents containing ISINDEX. |
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--> |
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<!ELEMENT NEXTID - O EMPTY> |
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<!ATTLIST NEXTID N %anchor-name #REQUIRED |
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-- The number should be a name suitable for use |
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for the ID of a new element. When used, the value |
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has its numeric part incremented. EG Z67 becomes Z68 |
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--> |
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<!ELEMENT LINK - O EMPTY> |
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<!ATTLIST LINK |
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%linkattributes> |
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<!ELEMENT BASE - O EMPTY -- Reference context for URIs --> |
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<!ATTLIST BASE |
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HREF %URI; #REQUIRED |
<!--========== Text Markup =====================--> |
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<![ %HTML.Highlighting [ |
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<!ENTITY % font " TT | B | I "> |
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<!ENTITY % phrase "EM | STRONG | CODE | SAMP | KBD | VAR | CITE "> |
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<!ENTITY % text "#PCDATA | A | IMG | BR | %phrase | %font"> |
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<!ELEMENT (%font;|%phrase) - - (%text)*> |
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<!ATTLIST ( TT | CODE | SAMP | KBD | VAR ) |
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%SDAFORM; "Lit" |
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> |
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<!ATTLIST ( B | STRONG ) |
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%SDAFORM; "B" |
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> |
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<!ATTLIST ( I | EM | CITE ) |
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%SDAFORM; "It" |
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> |
> |
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<![ %HTML.KEY [ |
<!-- <TT> Typewriter text --> |
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<!ENTITY % key-emph "| KEY"> |
<!-- <B> Bold text --> |
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]]> |
<!-- <I> Italic text --> |
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<!ENTITY % key-emph ""> |
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<!-- <EM> Emphasized phrase --> |
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<!-- <STRONG> Strong emphais --> |
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<!-- <CODE> Source code phrase --> |
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<!-- <SAMP> Sample text or characters --> |
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<!-- <KBD> Keyboard phrase, e.g. user input --> |
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<!-- <VAR> Variable phrase or substituable --> |
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<!-- <CITE> Name or title of cited work --> |
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<![ %HTML.U [ |
<!ENTITY % pre.content "#PCDATA | A | HR | BR | %font | %phrase"> |
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<!ENTITY % u-font "| U"> |
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]]> |
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<!ENTITY % u-font ""> |
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<!ENTITY % font "TT | B | I %u-font"> |
]]> |
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<!ENTITY % phrase "EM | STRONG | CODE | SAMP | KBD | VAR | DFN | CITE |
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| STRIKE %key-emph"> |
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<!ENTITY % text "#PCDATA | A | IMG | BR"> |
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<![ %HTML.font-phrase [ |
<!ELEMENT BR - O EMPTY> |
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<!ENTITY % obsolete-font "| %font"> |
<!ATTLIST BR |
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<!ENTITY % obsolete-phrase "| %phrase"> |
%SDAPREF; "&#RE;" |
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]]> |
> |
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<!ENTITY % obsolete-font ""> |
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<!ENTITY % obsolete-phrase ""> |
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<![ %HTML.pSeparator [ |
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<!ENTITY % obsolete-p "| P"> |
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]]> |
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<!ENTITY % obsolete-p ""> |
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<!ENTITY % inline "%phrase %obsolete-font"> |
<!-- <BR> Line break --> |
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<!ENTITY % pre-inline "%font %obsolete-phrase %obsolete-p"> |
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<!ENTITY % text "#PCDATA | IMG | %inline | BR %obsolete-p"> |
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<!ENTITY % htext "A | %text" -- Plus links, no structure --> |
<!--========= Link Markup ======================--> |
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<![ %HTML.font-phrase [ <!ENTITY % font-content "(%htext)+"> ]]> |
<!ENTITY % linkExtraAttributes |
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<!ENTITY % font-content "#PCDATA"> |
"REL %linkType #IMPLIED |
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<!ELEMENT (%font;) - - (%font-content;)> |
REV %linkType #IMPLIED |
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URN CDATA #IMPLIED |
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TITLE CDATA #IMPLIED |
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METHODS NAMES #IMPLIED |
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"> |
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<!ELEMENT (%phrase;) - - (%htext)+> |
<![ %HTML.Recommended [ |
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<!ENTITY % A.content "(%text)*" |
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-- <H1><a name="xxx">Heading</a></H1> |
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is preferred to |
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<a name="xxx"><H1>Heading</H1></a> |
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--> |
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]]> |
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<!ENTITY % pre "PRE | XMP | LISTING"> |
<!ENTITY % A.content "(%heading|%text)*"> |
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<![ %HTML.forms [ <!ENTITY % block-form "| FORM | ISINDEX"> ]]> |
<!ELEMENT A - - %A.content -(A)> |
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<!ENTITY % block-form ""> |
<!ATTLIST A |
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HREF %URI #IMPLIED |
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NAME CDATA #IMPLIED |
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%linkExtraAttributes; |
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%SDAPREF; "<Anchor: #AttList>" |
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> |
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<!-- <A> Anchor; source/destination of link --> |
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<!-- <A NAME="..."> Name of this anchor --> |
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<!-- <A HREF="..."> Address of link destination --> |
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<!-- <A URN="..."> Permanent address of destination --> |
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<!-- <A REL=...> Relationship to destination --> |
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<!-- <A REV=...> Relationship of destination to this --> |
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<!-- <A TITLE="..."> Title of destination (advisory) --> |
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<!-- <A METHODS="..."> Operations on destination (advisory) --> |
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<![ %HTML.pSeparator [ |
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<!ENTITY % obsolete-htext "| %htext"> |
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<!ENTITY % block-p ""> |
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]]> |
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<!ENTITY % obsolete-htext "| A"> |
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<!ENTITY % block-p "| P "> |
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<!ENTITY % block "HR | %list | DL |
<!--========== Images ==========================--> |
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| %pre | BLOCKQUOTE | ADDRESS |
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%block-form %block-p"> |
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<!ELEMENT IMG - O EMPTY> |
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<!ATTLIST IMG |
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SRC %URI; #REQUIRED |
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ALT CDATA #IMPLIED |
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ALIGN (top|middle|bottom) #IMPLIED |
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ISMAP (ISMAP) #IMPLIED |
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%SDAPREF; "<Fig><?SDATrans Img: #AttList>#AttVal(Alt)</Fig>" |
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> |
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<![ %HTML.bodyBlockOnly [ |
<!-- <IMG> Image; icon, glyph or illustration --> |
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<!ENTITY % current-htext ""> |
<!-- <IMG SRC="..."> Address of image object --> |
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]]> |
<!-- <IMG ALT="..."> Textual alternative --> |
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<!ENTITY % current-htext "| %htext"> |
<!-- <IMG ALIGN=...> Position relative to text --> |
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<!-- <IMG ISMAP> Each pixel can be a link --> |
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<!--========== Paragraphs=======================--> |
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<!ELEMENT P - O (%text)*> |
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<!ATTLIST P |
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%SDAFORM; "Para" |
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> |
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<!ENTITY % body-content "%heading | %block %current-htext"> |
<!-- <P> Paragraph --> |
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<!ELEMENT BODY O O (%body-content)*> |
|
245 |
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246 |
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247 |
<!ELEMENT A - - (%heading|%block|%text)+ -(A) |
<!--========== Headings, Titles, Sections ===============--> |
248 |
-- @# Technically, this allows silliness like: |
|
249 |
<H2><A>xyz<H1>h1</H1></A></H2> |
<!ELEMENT HR - O EMPTY> |
250 |
The right way to do anchors outside of %htext is more like: |
<!ATTLIST HR |
251 |
<as id=z1><H2>lkjlkj</h2><ae start=z1> |
%SDAPREF; "&#RE;&#RE;" |
|
--> |
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|
<!ATTLIST A |
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%linkattributes; |
|
252 |
> |
> |
253 |
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|
254 |
<!ELEMENT IMG - O EMPTY -- Embedded image --> |
<!-- <HR> Horizontal rule --> |
255 |
<!ATTLIST IMG |
|
256 |
SRC %URI; #IMPLIED -- URI of document to embed -- |
<!ELEMENT ( %heading ) - - (%text;)*> |
257 |
ALT CDATA #IMPLIED |
<!ATTLIST H1 |
258 |
ALIGN (top|middle|bottom) #IMPLIED |
%SDAFORM; "H1" |
259 |
ISMAP (ISMAP) #IMPLIED |
> |
260 |
|
<!ATTLIST H2 |
261 |
|
%SDAFORM; "H2" |
262 |
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> |
263 |
|
<!ATTLIST H3 |
264 |
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%SDAFORM; "H3" |
265 |
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> |
266 |
|
<!ATTLIST H4 |
267 |
|
%SDAFORM; "H4" |
268 |
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> |
269 |
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<!ATTLIST H5 |
270 |
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%SDAFORM; "H5" |
271 |
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> |
272 |
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<!ATTLIST H6 |
273 |
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%SDAFORM; "H6" |
274 |
> |
> |
275 |
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|
276 |
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<!-- <H1> Heading, level 1 --> |
277 |
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<!-- <H2> Heading, level 2 --> |
278 |
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<!-- <H3> Heading, level 3 --> |
279 |
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<!-- <H4> Heading, level 4 --> |
280 |
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<!-- <H5> Heading, level 5 --> |
281 |
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<!-- <H6> Heading, level 6 --> |
282 |
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<![ %HTML.pSeparator [ <!ENTITY % p-content "EMPTY"> ]]> |
|
|
<!ENTITY % p-content "(%htext)+"> |
|
|
<!ELEMENT P - O %p-content> |
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<!ELEMENT HR - O EMPTY -- horizontal rule --> |
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<!ELEMENT BR - O EMPTY -- @# BR -> &br; --> |
|
283 |
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284 |
<!ELEMENT ( %heading ) - - (%htext;)+> |
<!--========== Text Flows ======================--> |
285 |
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|
286 |
<!ELEMENT DL - - (DT*, DD?)+> |
<![ %HTML.Forms [ |
287 |
<!ATTLIST DL |
<!ENTITY % block.forms "BLOCKQUOTE | FORM | ISINDEX"> |
288 |
COMPACT (COMPACT) #IMPLIED> |
]]> |
289 |
|
|
290 |
<!ELEMENT DT - O (%htext)+> |
<!ENTITY % block.forms "BLOCKQUOTE"> |
|
<!ELEMENT DD - O (%htext|%block)+> |
|
291 |
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|
292 |
<!ELEMENT (%list) - - (LI)+> |
<![ %HTML.Deprecated [ |
293 |
|
<!ENTITY % preformatted "PRE | XMP | LISTING"> |
294 |
|
]]> |
295 |
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|
296 |
<!ELEMENT LI - O (%htext|%block)+> |
<!ENTITY % preformatted "PRE"> |
297 |
|
|
298 |
<!ELEMENT BLOCKQUOTE - - (%htext|%block)+ -- @# Hmm... -- |
<!ENTITY % block "P | %list | DL |
299 |
-- for quoting some other source --> |
| %preformatted |
300 |
|
| %block.forms"> |
301 |
|
|
302 |
<!ELEMENT ADDRESS - - (%htext;|%block)+> |
<!ENTITY % flow "(%text|%block)*"> |
303 |
|
|
304 |
<!ELEMENT PRE - - (#PCDATA|%pre-inline|A)+> |
<!ENTITY % pre.content "#PCDATA | A | HR | BR"> |
305 |
|
<!ELEMENT PRE - - (%pre.content)*> |
306 |
<!ATTLIST PRE |
<!ATTLIST PRE |
307 |
WIDTH NUMBER #implied |
WIDTH NUMBER #implied |
308 |
|
%SDAFORM; "Lit" |
309 |
> |
> |
310 |
|
|
311 |
<!-- Mnemonic character entities. --> |
<!-- <PRE> Preformatted text --> |
312 |
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<!-- <PRE WIDTH=...> Maximum characters per line --> |
313 |
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|
314 |
<!ENTITY % ISOlat1 PUBLIC |
<![ %HTML.Deprecated [ |
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"ISO 8879:1986//ENTITIES Added Latin 1//EN"> |
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%ISOlat1; |
|
315 |
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316 |
<!ENTITY #DEFAULT SDATA "&unkown;" --display the markup--> |
<!ENTITY % literal "CDATA" |
317 |
<!ENTITY amp CDATA "&" -- ampersand --> |
-- historical, non-conforming parsing mode where |
318 |
<!ENTITY gt CDATA ">" -- greater than --> |
the only markup signal is the end tag |
319 |
<!ENTITY lt CDATA "<" -- less than --> |
in full |
320 |
<!ENTITY quot CDATA """ -- double quote --> |
--> |
321 |
|
|
322 |
<!-- Processing Entities --> |
<!ELEMENT (XMP|LISTING) - - %literal> |
323 |
|
<!ATTLIST XMP |
324 |
|
%SDAFORM; "Lit" |
325 |
|
%SDAPREF; "Example:&#RE;" |
326 |
|
> |
327 |
|
<!ATTLIST LISTING |
328 |
|
%SDAFORM; "Lit" |
329 |
|
%SDAPREF; "Listing:&#RE;" |
330 |
|
> |
331 |
|
|
332 |
<!ENTITY nbsp "<? nonbreaking-space>"> |
<!-- <XMP> Example section --> |
333 |
<!-- @# should add entites for processing instructions |
<!-- <LISTING> Computer listing --> |
|
for line break, centering, etc. --> |
|
334 |
|
|
335 |
|
<!ELEMENT PLAINTEXT - O %literal> |
336 |
|
<!-- <PLAINTEXT> Plain text passage --> |
337 |
|
|
338 |
<!-- Forms --> |
<!ATTLIST PLAINTEXT |
339 |
<![ %HTML.forms [ |
%SDAFORM; "Lit" |
340 |
|
> |
341 |
|
]]> |
342 |
|
|
343 |
|
|
344 |
|
<!--========== Lists ==================--> |
345 |
|
|
346 |
|
<!ELEMENT DL - - (DT | DD)+> |
347 |
|
<!ATTLIST DL |
348 |
|
COMPACT (COMPACT) #IMPLIED |
349 |
|
%SDAFORM; "List" |
350 |
|
%SDAPREF; "Definition List:" |
351 |
|
> |
352 |
|
|
353 |
|
<!ELEMENT DT - O (%text)*> |
354 |
|
<!ATTLIST DT |
355 |
|
%SDAFORM; "Term" |
356 |
|
> |
357 |
|
|
358 |
|
<!ELEMENT DD - O %flow> |
359 |
|
<!ATTLIST DD |
360 |
|
%SDAFORM; "LItem" |
361 |
|
> |
362 |
|
|
363 |
|
<!-- <DL> Definition list, or glossary --> |
364 |
|
<!-- <DL COMPACT> Compact style list --> |
365 |
|
<!-- <DT> Term in definition list --> |
366 |
|
<!-- <DD> Definition of term --> |
367 |
|
|
368 |
|
<!ELEMENT (OL|UL) - - (LI)+> |
369 |
|
<!ATTLIST OL |
370 |
|
COMPACT (COMPACT) #IMPLIED |
371 |
|
%SDAFORM; "List" |
372 |
|
> |
373 |
|
<!ATTLIST UL |
374 |
|
COMPACT (COMPACT) #IMPLIED |
375 |
|
%SDAFORM; "List" |
376 |
|
> |
377 |
|
<!-- <UL> Unordered list --> |
378 |
|
<!-- <UL COMPACT> Compact list style --> |
379 |
|
<!-- <OL> Ordered, or numbered list --> |
380 |
|
<!-- <OL COMPACT> Compact list style --> |
381 |
|
|
382 |
|
|
383 |
|
<!ELEMENT (DIR|MENU) - - (LI)+ -(%block)> |
384 |
|
<!ATTLIST DIR |
385 |
|
COMPACT (COMPACT) #IMPLIED |
386 |
|
%SDAFORM; "List" |
387 |
|
%SDAPREF; "<LHead>Directory</LHead>" |
388 |
|
> |
389 |
|
<!ATTLIST MENU |
390 |
|
COMPACT (COMPACT) #IMPLIED |
391 |
|
%SDAFORM; "List" |
392 |
|
%SDAPREF; "<LHead>Menu</LHead>" |
393 |
|
> |
394 |
|
|
395 |
|
<!-- <DIR> Directory list --> |
396 |
|
<!-- <DIR COMPACT> Compact list style --> |
397 |
|
<!-- <MENU> Menu list --> |
398 |
|
<!-- <MENU COMPACT> Compact list style --> |
399 |
|
|
400 |
|
<!ELEMENT LI - O %flow> |
401 |
|
<!ATTLIST LI |
402 |
|
%SDAFORM; "LItem" |
403 |
|
> |
404 |
|
|
405 |
|
<!-- <LI> List item --> |
406 |
|
|
407 |
|
<!--========== Document Body ===================--> |
408 |
|
|
409 |
|
<![ %HTML.Recommended [ |
410 |
|
<!ENTITY % body.content "(%heading|%block|HR|ADDRESS|IMG)*" |
411 |
|
-- <h1>Heading</h1> |
412 |
|
<p>Text ... |
413 |
|
is preferred to |
414 |
|
<h1>Heading</h1> |
415 |
|
Text ... |
416 |
|
--> |
417 |
|
]]> |
418 |
|
|
419 |
|
<!ENTITY % body.content "(%heading | %text | %block | |
420 |
|
HR | ADDRESS)*"> |
421 |
|
|
422 |
|
<!ELEMENT BODY O O %body.content> |
423 |
|
|
424 |
|
<!-- <BODY> Document body --> |
425 |
|
|
426 |
|
<!ELEMENT BLOCKQUOTE - - %body.content> |
427 |
|
<!ATTLIST BLOCKQUOTE |
428 |
|
%SDAFORM; "BQ" |
429 |
|
> |
430 |
|
|
431 |
|
<!-- <BLOCKQUOTE> Quoted passage --> |
432 |
|
|
433 |
|
<!ELEMENT ADDRESS - - (%text|P)*> |
434 |
|
<!ATTLIST ADDRESS |
435 |
|
%SDAFORM; "Lit" |
436 |
|
%SDAPREF; "Address:&#RE;" |
437 |
|
> |
438 |
|
|
439 |
|
<!-- <ADDRESS> Address, signature, or byline --> |
440 |
|
|
441 |
|
|
442 |
|
<!--======= Forms ====================--> |
443 |
|
|
444 |
<!ENTITY % HTTP-Method "(GET | POST)"> |
<![ %HTML.Forms [ |
445 |
<!ELEMENT FORM - - (%body-content)* -(FORM) +(INPUT|SELECT|TEXTAREA)> |
|
446 |
|
<!ELEMENT FORM - - %body.content -(FORM) +(INPUT|SELECT|TEXTAREA)> |
447 |
<!ATTLIST FORM |
<!ATTLIST FORM |
448 |
ACTION %URI #REQUIRED |
ACTION %URI #IMPLIED |
449 |
METHOD %HTTP-Method #IMPLIED -- @# MAILTO? -- |
METHOD (%HTTP-Method) GET |
450 |
ENCTYPE %Content-Type; #IMPLIED |
ENCTYPE %Content-Type; "application/x-www-form-urlencoded" |
451 |
> |
%SDAPREF; "<Para>Form:</Para>" |
452 |
|
%SDASUFF; "<Para>Form End.</Para>" |
453 |
|
> |
454 |
|
|
455 |
|
<!-- <FORM> Fill-out or data-entry form --> |
456 |
|
<!-- <FORM ACTION="..."> Address for completed form --> |
457 |
|
<!-- <FORM METHOD=...> Method of submitting form --> |
458 |
|
<!-- <FORM ENCTYPE="..."> Representation of form data --> |
459 |
|
|
460 |
<!ENTITY % InputType "(TEXT | PASSWORD | CHECKBOX | |
<!ENTITY % InputType "(TEXT | PASSWORD | CHECKBOX | |
461 |
RADIO | SUBMIT | RESET | |
RADIO | SUBMIT | RESET | |
462 |
IMAGE | HIDDEN )"> |
IMAGE | HIDDEN )"> |
463 |
<!ELEMENT INPUT - O EMPTY> |
<!ELEMENT INPUT - O EMPTY> |
464 |
<!ATTLIST INPUT |
<!ATTLIST INPUT |
465 |
TYPE %InputType #IMPLIED -- @# defaults to TEXT?? -- |
TYPE %InputType TEXT |
466 |
NAME CDATA #IMPLIED -- required for all but submit and reset -- |
NAME CDATA #IMPLIED |
467 |
VALUE CDATA #IMPLIED |
VALUE CDATA #IMPLIED |
468 |
SRC %URI #IMPLIED -- for image inputs -- |
SRC %URI #IMPLIED |
469 |
CHECKED (CHECKED) #IMPLIED |
CHECKED (CHECKED) #IMPLIED |
470 |
SIZE CDATA #IMPLIED -- @# should be NUMBERS: delimit with space, not comma -- |
SIZE CDATA #IMPLIED |
471 |
MAXLENGTH NUMBER #IMPLIED |
MAXLENGTH NUMBER #IMPLIED |
472 |
ALIGN (top|middle|bottom|left|center|right) #IMPLIED --@#supported?-- |
ALIGN (top|middle|bottom) #IMPLIED |
473 |
|
%SDAPREF; "Input: " |
474 |
> |
> |
475 |
|
|
476 |
<!ELEMENT SELECT - - (OPTION+)> |
<!-- <INPUT> Form input datum --> |
477 |
|
<!-- <INPUT TYPE=...> Type of input interaction --> |
478 |
|
<!-- <INPUT NAME=...> Name of form datum --> |
479 |
|
<!-- <INPUT VALUE="..."> Default/initial/selected value --> |
480 |
|
<!-- <INPUT SRC="..."> Address of image --> |
481 |
|
<!-- <INPUT CHECKED> Initial state is "on" --> |
482 |
|
<!-- <INPUT SIZE=...> Field size hint --> |
483 |
|
<!-- <INPUT MAXLENGTH=...> Data length maximum --> |
484 |
|
<!-- <INPUT ALIGN=...> Image alignment --> |
485 |
|
|
486 |
|
<!ELEMENT SELECT - - (OPTION+) -(INPUT|SELECT|TEXTAREA)> |
487 |
<!ATTLIST SELECT |
<!ATTLIST SELECT |
488 |
NAME CDATA #REQUIRED |
NAME CDATA #REQUIRED |
489 |
SIZE NUMBER #IMPLIED |
SIZE NUMBER #IMPLIED |
490 |
MULTIPLE (MULTIPLE) #IMPLIED |
MULTIPLE (MULTIPLE) #IMPLIED |
491 |
|
%SDAFORM; "List" |
492 |
|
%SDAPREF; |
493 |
|
"<LHead>Select #AttVal(Multiple)</LHead>" |
494 |
> |
> |
495 |
|
|
496 |
<!ELEMENT OPTION - O (#PCDATA)> |
<!-- <SELECT> Selection of option(s) --> |
497 |
|
<!-- <SELECT NAME=...> Name of form datum --> |
498 |
|
<!-- <SELECT SIZE=...> Options displayed at a time --> |
499 |
|
<!-- <SELECT MULTIPLE> Multiple selections allowed --> |
500 |
|
|
501 |
|
<!ELEMENT OPTION - O (#PCDATA)*> |
502 |
<!ATTLIST OPTION |
<!ATTLIST OPTION |
503 |
SELECTED (SELECTED) #IMPLIED |
SELECTED (SELECTED) #IMPLIED |
504 |
VALUE CDATA #IMPLIED |
VALUE CDATA #IMPLIED |
505 |
|
%SDAFORM; "LItem" |
506 |
|
%SDAPREF; |
507 |
|
"Option: #AttVal(Value) #AttVal(Selected)" |
508 |
> |
> |
509 |
|
|
510 |
<!ELEMENT TEXTAREA - - (#PCDATA)> |
<!-- <OPTION> A selection option --> |
511 |
|
<!-- <OPTION SELECTED> Initial state --> |
512 |
|
<!-- <OPTION VALUE="..."> Form datum value for this option--> |
513 |
|
|
514 |
|
<!ELEMENT TEXTAREA - - (#PCDATA)* -(INPUT|SELECT|TEXTAREA)> |
515 |
<!ATTLIST TEXTAREA |
<!ATTLIST TEXTAREA |
516 |
NAME CDATA #REQUIRED |
NAME CDATA #REQUIRED |
517 |
ROWS NUMBER #REQUIRED -- @#implied? -- |
ROWS NUMBER #REQUIRED |
518 |
COLS NUMBER #REQUIRED |
COLS NUMBER #REQUIRED |
519 |
> |
%SDAFORM; "Para" |
520 |
|
%SDAPREF; "Input Text -- #AttVal(Name): " |
521 |
|
> |
522 |
|
|
523 |
|
<!-- <TEXTAREA> An area for text input --> |
524 |
|
<!-- <TEXTAREA NAME=...> Name of form datum --> |
525 |
|
<!-- <TEXTAREA ROWS=...> Height of area --> |
526 |
|
<!-- <TEXTAREA COLS=...> Width of area --> |
527 |
|
|
528 |
]]> |
]]> |
529 |
|
|
|
<!-- Obsolete Elements --> |
|
530 |
|
|
531 |
<![ %HTML.litCDATA [ <!ENTITY % lit-content "CDATA"> ]]> |
<!--======= Document Head ======================--> |
532 |
<!ENTITY % lit-content "RCDATA"> |
|
533 |
<!ELEMENT (%literal) - - %lit-content> |
<![ %HTML.Recommended [ |
534 |
|
<!ENTITY % head.extra ""> |
535 |
|
]]> |
536 |
|
<!ENTITY % head.extra "& NEXTID?"> |
537 |
|
|
538 |
|
<!ENTITY % head.content "TITLE & ISINDEX? & BASE? %head.extra"> |
539 |
|
|
540 |
|
<!ELEMENT HEAD O O (%head.content) +(META|LINK)> |
541 |
|
|
542 |
|
<!-- <HEAD> Document head --> |
543 |
|
|
544 |
<![ %HTML.PLAINTEXT [ |
<!ELEMENT TITLE - - (#PCDATA)*> |
545 |
<!ELEMENT PLAINTEXT - O EMPTY> |
<!ATTLIST TITLE |
546 |
|
%SDAFORM; "Ti" > |
547 |
|
|
548 |
|
<!-- <TITLE> Title of document --> |
549 |
|
|
550 |
|
<!ELEMENT LINK - O EMPTY> |
551 |
|
<!ATTLIST LINK |
552 |
|
HREF %URI #REQUIRED |
553 |
|
%linkExtraAttributes; |
554 |
|
%SDAPREF; "Linked to : #AttVal (TITLE) (URN) (HREF)>" > |
555 |
|
|
556 |
|
<!-- <LINK> Link from this document --> |
557 |
|
<!-- <LINK HREF="..."> Address of link destination --> |
558 |
|
<!-- <LINK URN="..."> Lasting name of destination --> |
559 |
|
<!-- <LINK REL=...> Relationship to destination --> |
560 |
|
<!-- <LINK REV=...> Relationship of destination to this --> |
561 |
|
<!-- <LINK TITLE="..."> Title of destination (advisory) --> |
562 |
|
<!-- <LINK METHODS="..."> Operations allowed (advisory) --> |
563 |
|
|
564 |
|
<!ELEMENT ISINDEX - O EMPTY> |
565 |
|
<!ATTLIST ISINDEX |
566 |
|
%SDAPREF; |
567 |
|
"<Para>[Document is indexed/searchable.]</Para>"> |
568 |
|
|
569 |
|
<!-- <ISINDEX> Document is a searchable index --> |
570 |
|
|
571 |
|
<!ELEMENT BASE - O EMPTY> |
572 |
|
<!ATTLIST BASE |
573 |
|
HREF %URI; #REQUIRED > |
574 |
|
|
575 |
|
<!-- <BASE> Base context document --> |
576 |
|
<!-- <BASE HREF="..."> Address for this document --> |
577 |
|
|
578 |
|
<!ELEMENT NEXTID - O EMPTY> |
579 |
|
<!ATTLIST NEXTID |
580 |
|
N CDATA #REQUIRED > |
581 |
|
|
582 |
|
<!-- <NEXTID> Next ID to use for link name --> |
583 |
|
<!-- <NEXTID N=...> Next ID to use for link name --> |
584 |
|
|
585 |
|
<!ELEMENT META - O EMPTY> |
586 |
|
<!ATTLIST META |
587 |
|
HTTP-EQUIV NAME #IMPLIED |
588 |
|
NAME NAME #IMPLIED |
589 |
|
CONTENT CDATA #REQUIRED > |
590 |
|
|
591 |
|
<!-- <META> Generic Metainformation --> |
592 |
|
<!-- <META HTTP-EQUIV=...> HTTP response header name --> |
593 |
|
<!-- <META NAME=...> Metainformation name --> |
594 |
|
<!-- <META CONTENT="..."> Associated information --> |
595 |
|
|
596 |
|
<!--======= Document Structure =================--> |
597 |
|
|
598 |
|
<![ %HTML.Deprecated [ |
599 |
|
<!ENTITY % html.content "HEAD, BODY, PLAINTEXT?"> |
600 |
]]> |
]]> |
601 |
|
<!ENTITY % html.content "HEAD, BODY"> |
602 |
|
|
603 |
|
<!ELEMENT HTML O O (%html.content)> |
604 |
|
<!ENTITY % version.attr "VERSION CDATA #FIXED '%HTML.Version;'"> |
605 |
|
|
606 |
|
<!ATTLIST HTML |
607 |
|
%version.attr; |
608 |
|
%SDAFORM; "Book" |
609 |
|
> |
610 |
|
|
611 |
|
<!-- <HTML> HTML Document --> |