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vendor/ezyang/htmlpurifier/docs/dtd/xhtml1-transitional.dtd 31.4 KB
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  <!--
     Extensible HTML version 1.0 Transitional DTD
  
     This is the same as HTML 4 Transitional except for
     changes due to the differences between XML and SGML.
  
     Namespace = http://www.w3.org/1999/xhtml
  
     For further information, see: http://www.w3.org/TR/xhtml1
  
     Copyright (c) 1998-2002 W3C (MIT, INRIA, Keio),
     All Rights Reserved. 
  
     This DTD module is identified by the PUBLIC and SYSTEM identifiers:
  
     PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
     SYSTEM "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"
  
     $Revision: 1.2 $
     $Date: 2002/08/01 18:37:55 $
  
  -->
  
  <!--================ Character mnemonic entities =========================-->
  
  <!ENTITY % HTMLlat1 PUBLIC
     "-//W3C//ENTITIES Latin 1 for XHTML//EN"
     "xhtml-lat1.ent">
  %HTMLlat1;
  
  <!ENTITY % HTMLsymbol PUBLIC
     "-//W3C//ENTITIES Symbols for XHTML//EN"
     "xhtml-symbol.ent">
  %HTMLsymbol;
  
  <!ENTITY % HTMLspecial PUBLIC
     "-//W3C//ENTITIES Special for XHTML//EN"
     "xhtml-special.ent">
  %HTMLspecial;
  
  <!--================== Imported Names ====================================-->
  
  <!ENTITY % ContentType "CDATA">
      <!-- media type, as per [RFC2045] -->
  
  <!ENTITY % ContentTypes "CDATA">
      <!-- comma-separated list of media types, as per [RFC2045] -->
  
  <!ENTITY % Charset "CDATA">
      <!-- a character encoding, as per [RFC2045] -->
  
  <!ENTITY % Charsets "CDATA">
      <!-- a space separated list of character encodings, as per [RFC2045] -->
  
  <!ENTITY % LanguageCode "NMTOKEN">
      <!-- a language code, as per [RFC3066] -->
  
  <!ENTITY % Character "CDATA">
      <!-- a single character, as per section 2.2 of [XML] -->
  
  <!ENTITY % Number "CDATA">
      <!-- one or more digits -->
  
  <!ENTITY % LinkTypes "CDATA">
      <!-- space-separated list of link types -->
  
  <!ENTITY % MediaDesc "CDATA">
      <!-- single or comma-separated list of media descriptors -->
  
  <!ENTITY % URI "CDATA">
      <!-- a Uniform Resource Identifier, see [RFC2396] -->
  
  <!ENTITY % UriList "CDATA">
      <!-- a space separated list of Uniform Resource Identifiers -->
  
  <!ENTITY % Datetime "CDATA">
      <!-- date and time information. ISO date format -->
  
  <!ENTITY % Script "CDATA">
      <!-- script expression -->
  
  <!ENTITY % StyleSheet "CDATA">
      <!-- style sheet data -->
  
  <!ENTITY % Text "CDATA">
      <!-- used for titles etc. -->
  
  <!ENTITY % FrameTarget "NMTOKEN">
      <!-- render in this frame -->
  
  <!ENTITY % Length "CDATA">
      <!-- nn for pixels or nn% for percentage length -->
  
  <!ENTITY % MultiLength "CDATA">
      <!-- pixel, percentage, or relative -->
  
  <!ENTITY % Pixels "CDATA">
      <!-- integer representing length in pixels -->
  
  <!-- these are used for image maps -->
  
  <!ENTITY % Shape "(rect|circle|poly|default)">
  
  <!ENTITY % Coords "CDATA">
      <!-- comma separated list of lengths -->
  
  <!-- used for object, applet, img, input and iframe -->
  <!ENTITY % ImgAlign "(top|middle|bottom|left|right)">
  
  <!-- a color using sRGB: #RRGGBB as Hex values -->
  <!ENTITY % Color "CDATA">
  
  <!-- There are also 16 widely known color names with their sRGB values:
  
      Black  = #000000    Green  = #008000
      Silver = #C0C0C0    Lime   = #00FF00
      Gray   = #808080    Olive  = #808000
      White  = #FFFFFF    Yellow = #FFFF00
      Maroon = #800000    Navy   = #000080
      Red    = #FF0000    Blue   = #0000FF
      Purple = #800080    Teal   = #008080
      Fuchsia= #FF00FF    Aqua   = #00FFFF
  -->
  
  <!--=================== Generic Attributes ===============================-->
  
  <!-- core attributes common to most elements
    id       document-wide unique id
    class    space separated list of classes
    style    associated style info
    title    advisory title/amplification
  -->
  <!ENTITY % coreattrs
   "id          ID             #IMPLIED
    class       CDATA          #IMPLIED
    style       %StyleSheet;   #IMPLIED
    title       %Text;         #IMPLIED"
    >
  
  <!-- internationalization attributes
    lang        language code (backwards compatible)
    xml:lang    language code (as per XML 1.0 spec)
    dir         direction for weak/neutral text
  -->
  <!ENTITY % i18n
   "lang        %LanguageCode; #IMPLIED
    xml:lang    %LanguageCode; #IMPLIED
    dir         (ltr|rtl)      #IMPLIED"
    >
  
  <!-- attributes for common UI events
    onclick     a pointer button was clicked
    ondblclick  a pointer button was double clicked
    onmousedown a pointer button was pressed down
    onmouseup   a pointer button was released
    onmousemove a pointer was moved onto the element
    onmouseout  a pointer was moved away from the element
    onkeypress  a key was pressed and released
    onkeydown   a key was pressed down
    onkeyup     a key was released
  -->
  <!ENTITY % events
   "onclick     %Script;       #IMPLIED
    ondblclick  %Script;       #IMPLIED
    onmousedown %Script;       #IMPLIED
    onmouseup   %Script;       #IMPLIED
    onmouseover %Script;       #IMPLIED
    onmousemove %Script;       #IMPLIED
    onmouseout  %Script;       #IMPLIED
    onkeypress  %Script;       #IMPLIED
    onkeydown   %Script;       #IMPLIED
    onkeyup     %Script;       #IMPLIED"
    >
  
  <!-- attributes for elements that can get the focus
    accesskey   accessibility key character
    tabindex    position in tabbing order
    onfocus     the element got the focus
    onblur      the element lost the focus
  -->
  <!ENTITY % focus
   "accesskey   %Character;    #IMPLIED
    tabindex    %Number;       #IMPLIED
    onfocus     %Script;       #IMPLIED
    onblur      %Script;       #IMPLIED"
    >
  
  <!ENTITY % attrs "%coreattrs; %i18n; %events;">
  
  <!-- text alignment for p, div, h1-h6. The default is
       align="left" for ltr headings, "right" for rtl -->
  
  <!ENTITY % TextAlign "align (left|center|right|justify) #IMPLIED">
  
  <!--=================== Text Elements ====================================-->
  
  <!ENTITY % special.extra
     "object | applet | img | map | iframe">
  	
  <!ENTITY % special.basic
  	"br | span | bdo">
  
  <!ENTITY % special
     "%special.basic; | %special.extra;">
  
  <!ENTITY % fontstyle.extra "big | small | font | basefont">
  
  <!ENTITY % fontstyle.basic "tt | i | b | u
                        | s | strike ">
  
  <!ENTITY % fontstyle "%fontstyle.basic; | %fontstyle.extra;">
  
  <!ENTITY % phrase.extra "sub | sup">
  <!ENTITY % phrase.basic "em | strong | dfn | code | q |
                     samp | kbd | var | cite | abbr | acronym">
  
  <!ENTITY % phrase "%phrase.basic; | %phrase.extra;">
  
  <!ENTITY % inline.forms "input | select | textarea | label | button">
  
  <!-- these can occur at block or inline level -->
  <!ENTITY % misc.inline "ins | del | script">
  
  <!-- these can only occur at block level -->
  <!ENTITY % misc "noscript | %misc.inline;">
  
  <!ENTITY % inline "a | %special; | %fontstyle; | %phrase; | %inline.forms;">
  
  <!-- %Inline; covers inline or "text-level" elements -->
  <!ENTITY % Inline "(#PCDATA | %inline; | %misc.inline;)*">
  
  <!--================== Block level elements ==============================-->
  
  <!ENTITY % heading "h1|h2|h3|h4|h5|h6">
  <!ENTITY % lists "ul | ol | dl | menu | dir">
  <!ENTITY % blocktext "pre | hr | blockquote | address | center | noframes">
  
  <!ENTITY % block
      "p | %heading; | div | %lists; | %blocktext; | isindex |fieldset | table">
  
  <!-- %Flow; mixes block and inline and is used for list items etc. -->
  <!ENTITY % Flow "(#PCDATA | %block; | form | %inline; | %misc;)*">
  
  <!--================== Content models for exclusions =====================-->
  
  <!-- a elements use %Inline; excluding a -->
  
  <!ENTITY % a.content
     "(#PCDATA | %special; | %fontstyle; | %phrase; | %inline.forms; | %misc.inline;)*">
  
  <!-- pre uses %Inline excluding img, object, applet, big, small,
       font, or basefont -->
  
  <!ENTITY % pre.content
     "(#PCDATA | a | %special.basic; | %fontstyle.basic; | %phrase.basic; |
  	   %inline.forms; | %misc.inline;)*">
  
  <!-- form uses %Flow; excluding form -->
  
  <!ENTITY % form.content "(#PCDATA | %block; | %inline; | %misc;)*">
  
  <!-- button uses %Flow; but excludes a, form, form controls, iframe -->
  
  <!ENTITY % button.content
     "(#PCDATA | p | %heading; | div | %lists; | %blocktext; |
        table | br | span | bdo | object | applet | img | map |
        %fontstyle; | %phrase; | %misc;)*">
  
  <!--================ Document Structure ==================================-->
  
  <!-- the namespace URI designates the document profile -->
  
  <!ELEMENT html (head, body)>
  <!ATTLIST html
    %i18n;
    id          ID             #IMPLIED
    xmlns       %URI;          #FIXED 'http://www.w3.org/1999/xhtml'
    >
  
  <!--================ Document Head =======================================-->
  
  <!ENTITY % head.misc "(script|style|meta|link|object|isindex)*">
  
  <!-- content model is %head.misc; combined with a single
       title and an optional base element in any order -->
  
  <!ELEMENT head (%head.misc;,
       ((title, %head.misc;, (base, %head.misc;)?) |
        (base, %head.misc;, (title, %head.misc;))))>
  
  <!ATTLIST head
    %i18n;
    id          ID             #IMPLIED
    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;
    id          ID             #IMPLIED
    >
  
  <!-- document base URI -->
  
  <!ELEMENT base EMPTY>
  <!ATTLIST base
    id          ID             #IMPLIED
    href        %URI;          #IMPLIED
    target      %FrameTarget;  #IMPLIED
    >
  
  <!-- generic metainformation -->
  <!ELEMENT meta EMPTY>
  <!ATTLIST meta
    %i18n;
    id          ID             #IMPLIED
    http-equiv  CDATA          #IMPLIED
    name        CDATA          #IMPLIED
    content     CDATA          #REQUIRED
    scheme      CDATA          #IMPLIED
    >
  
  <!--
    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
    >
  
  <!-- style info, which may include CDATA sections -->
  <!ELEMENT style (#PCDATA)>
  <!ATTLIST style
    %i18n;
    id          ID             #IMPLIED
    type        %ContentType;  #REQUIRED
    media       %MediaDesc;    #IMPLIED
    title       %Text;         #IMPLIED
    xml:space   (preserve)     #FIXED 'preserve'
    >
  
  <!-- script statements, which may include CDATA sections -->
  <!ELEMENT script (#PCDATA)>
  <!ATTLIST script
    id          ID             #IMPLIED
    charset     %Charset;      #IMPLIED
    type        %ContentType;  #REQUIRED
    language    CDATA          #IMPLIED
    src         %URI;          #IMPLIED
    defer       (defer)        #IMPLIED
    xml:space   (preserve)     #FIXED 'preserve'
    >
  
  <!-- alternate content container for non script-based rendering -->
  
  <!ELEMENT noscript %Flow;>
  <!ATTLIST noscript
    %attrs;
    >
  
  <!--======================= Frames =======================================-->
  
  <!-- inline subwindow -->
  
  <!ELEMENT iframe %Flow;>
  <!ATTLIST iframe
    %coreattrs;
    longdesc    %URI;          #IMPLIED
    name        NMTOKEN        #IMPLIED
    src         %URI;          #IMPLIED
    frameborder (1|0)          "1"
    marginwidth %Pixels;       #IMPLIED
    marginheight %Pixels;      #IMPLIED
    scrolling   (yes|no|auto)  "auto"
    align       %ImgAlign;     #IMPLIED
    height      %Length;       #IMPLIED
    width       %Length;       #IMPLIED
    >
  
  <!-- alternate content container for non frame-based rendering -->
  
  <!ELEMENT noframes %Flow;>
  <!ATTLIST noframes
    %attrs;
    >
  
  <!--=================== Document Body ====================================-->
  
  <!ELEMENT body %Flow;>
  <!ATTLIST body
    %attrs;
    onload      %Script;       #IMPLIED
    onunload    %Script;       #IMPLIED
    background  %URI;          #IMPLIED
    bgcolor     %Color;        #IMPLIED
    text        %Color;        #IMPLIED
    link        %Color;        #IMPLIED
    vlink       %Color;        #IMPLIED
    alink       %Color;        #IMPLIED
    >
  
  <!ELEMENT div %Flow;>  <!-- generic language/style container -->
  <!ATTLIST div
    %attrs;
    %TextAlign;
    >
  
  <!--=================== Paragraphs =======================================-->
  
  <!ELEMENT p %Inline;>
  <!ATTLIST p
    %attrs;
    %TextAlign;
    >
  
  <!--=================== Headings =========================================-->
  
  <!--
    There are six levels of headings from h1 (the most important)
    to h6 (the least important).
  -->
  
  <!ELEMENT h1  %Inline;>
  <!ATTLIST h1
    %attrs;
    %TextAlign;
    >
  
  <!ELEMENT h2 %Inline;>
  <!ATTLIST h2
    %attrs;
    %TextAlign;
    >
  
  <!ELEMENT h3 %Inline;>
  <!ATTLIST h3
    %attrs;
    %TextAlign;
    >
  
  <!ELEMENT h4 %Inline;>
  <!ATTLIST h4
    %attrs;
    %TextAlign;
    >
  
  <!ELEMENT h5 %Inline;>
  <!ATTLIST h5
    %attrs;
    %TextAlign;
    >
  
  <!ELEMENT h6 %Inline;>
  <!ATTLIST h6
    %attrs;
    %TextAlign;
    >
  
  <!--=================== Lists ============================================-->
  
  <!-- Unordered list bullet styles -->
  
  <!ENTITY % ULStyle "(disc|square|circle)">
  
  <!-- Unordered list -->
  
  <!ELEMENT ul (li)+>
  <!ATTLIST ul
    %attrs;
    type        %ULStyle;     #IMPLIED
    compact     (compact)     #IMPLIED
    >
  
  <!-- Ordered list numbering style
  
      1   arabic numbers      1, 2, 3, ...
      a   lower alpha         a, b, c, ...
      A   upper alpha         A, B, C, ...
      i   lower roman         i, ii, iii, ...
      I   upper roman         I, II, III, ...
  
      The style is applied to the sequence number which by default
      is reset to 1 for the first list item in an ordered list.
  -->
  <!ENTITY % OLStyle "CDATA">
  
  <!-- Ordered (numbered) list -->
  
  <!ELEMENT ol (li)+>
  <!ATTLIST ol
    %attrs;
    type        %OLStyle;      #IMPLIED
    compact     (compact)      #IMPLIED
    start       %Number;       #IMPLIED
    >
  
  <!-- single column list (DEPRECATED) --> 
  <!ELEMENT menu (li)+>
  <!ATTLIST menu
    %attrs;
    compact     (compact)     #IMPLIED
    >
  
  <!-- multiple column list (DEPRECATED) --> 
  <!ELEMENT dir (li)+>
  <!ATTLIST dir
    %attrs;
    compact     (compact)     #IMPLIED
    >
  
  <!-- LIStyle is constrained to: "(%ULStyle;|%OLStyle;)" -->
  <!ENTITY % LIStyle "CDATA">
  
  <!-- list item -->
  
  <!ELEMENT li %Flow;>
  <!ATTLIST li
    %attrs;
    type        %LIStyle;      #IMPLIED
    value       %Number;       #IMPLIED
    >
  
  <!-- definition lists - dt for term, dd for its definition -->
  
  <!ELEMENT dl (dt|dd)+>
  <!ATTLIST dl
    %attrs;
    compact     (compact)      #IMPLIED
    >
  
  <!ELEMENT dt %Inline;>
  <!ATTLIST dt
    %attrs;
    >
  
  <!ELEMENT dd %Flow;>
  <!ATTLIST dd
    %attrs;
    >
  
  <!--=================== Address ==========================================-->
  
  <!-- information on author -->
  
  <!ELEMENT address (#PCDATA | %inline; | %misc.inline; | p)*>
  <!ATTLIST address
    %attrs;
    >
  
  <!--=================== Horizontal Rule ==================================-->
  
  <!ELEMENT hr EMPTY>
  <!ATTLIST hr
    %attrs;
    align       (left|center|right) #IMPLIED
    noshade     (noshade)      #IMPLIED
    size        %Pixels;       #IMPLIED
    width       %Length;       #IMPLIED
    >
  
  <!--=================== Preformatted Text ================================-->
  
  <!-- content is %Inline; excluding 
          "img|object|applet|big|small|sub|sup|font|basefont" -->
  
  <!ELEMENT pre %pre.content;>
  <!ATTLIST pre
    %attrs;
    width       %Number;      #IMPLIED
    xml:space   (preserve)    #FIXED 'preserve'
    >
  
  <!--=================== Block-like Quotes ================================-->
  
  <!ELEMENT blockquote %Flow;>
  <!ATTLIST blockquote
    %attrs;
    cite        %URI;          #IMPLIED
    >
  
  <!--=================== Text alignment ===================================-->
  
  <!-- center content -->
  <!ELEMENT center %Flow;>
  <!ATTLIST center
    %attrs;
    >
  
  <!--=================== 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
    >
  
  <!--================== The Anchor Element ================================-->
  
  <!-- content is %Inline; except that anchors shouldn't be nested -->
  
  <!ELEMENT a %a.content;>
  <!ATTLIST a
    %attrs;
    %focus;
    charset     %Charset;      #IMPLIED
    type        %ContentType;  #IMPLIED
    name        NMTOKEN        #IMPLIED
    href        %URI;          #IMPLIED
    hreflang    %LanguageCode; #IMPLIED
    rel         %LinkTypes;    #IMPLIED
    rev         %LinkTypes;    #IMPLIED
    shape       %Shape;        "rect"
    coords      %Coords;       #IMPLIED
    target      %FrameTarget;  #IMPLIED
    >
  
  <!--===================== Inline Elements ================================-->
  
  <!ELEMENT span %Inline;> <!-- generic language/style container -->
  <!ATTLIST span
    %attrs;
    >
  
  <!ELEMENT bdo %Inline;>  <!-- I18N BiDi over-ride -->
  <!ATTLIST bdo
    %coreattrs;
    %events;
    lang        %LanguageCode; #IMPLIED
    xml:lang    %LanguageCode; #IMPLIED
    dir         (ltr|rtl)      #REQUIRED
    >
  
  <!ELEMENT br EMPTY>   <!-- forced line break -->
  <!ATTLIST br
    %coreattrs;
    clear       (left|all|right|none) "none"
    >
  
  <!ELEMENT em %Inline;>   <!-- emphasis -->
  <!ATTLIST em %attrs;>
  
  <!ELEMENT strong %Inline;>   <!-- strong emphasis -->
  <!ATTLIST strong %attrs;>
  
  <!ELEMENT dfn %Inline;>   <!-- definitional -->
  <!ATTLIST dfn %attrs;>
  
  <!ELEMENT code %Inline;>   <!-- program code -->
  <!ATTLIST code %attrs;>
  
  <!ELEMENT samp %Inline;>   <!-- sample -->
  <!ATTLIST samp %attrs;>
  
  <!ELEMENT kbd %Inline;>  <!-- something user would type -->
  <!ATTLIST kbd %attrs;>
  
  <!ELEMENT var %Inline;>   <!-- variable -->
  <!ATTLIST var %attrs;>
  
  <!ELEMENT cite %Inline;>   <!-- citation -->
  <!ATTLIST cite %attrs;>
  
  <!ELEMENT abbr %Inline;>   <!-- abbreviation -->
  <!ATTLIST abbr %attrs;>
  
  <!ELEMENT acronym %Inline;>   <!-- acronym -->
  <!ATTLIST acronym %attrs;>
  
  <!ELEMENT q %Inline;>   <!-- inlined quote -->
  <!ATTLIST q
    %attrs;
    cite        %URI;          #IMPLIED
    >
  
  <!ELEMENT sub %Inline;> <!-- subscript -->
  <!ATTLIST sub %attrs;>
  
  <!ELEMENT sup %Inline;> <!-- superscript -->
  <!ATTLIST sup %attrs;>
  
  <!ELEMENT tt %Inline;>   <!-- fixed pitch font -->
  <!ATTLIST tt %attrs;>
  
  <!ELEMENT i %Inline;>   <!-- italic font -->
  <!ATTLIST i %attrs;>
  
  <!ELEMENT b %Inline;>   <!-- bold font -->
  <!ATTLIST b %attrs;>
  
  <!ELEMENT big %Inline;>   <!-- bigger font -->
  <!ATTLIST big %attrs;>
  
  <!ELEMENT small %Inline;>   <!-- smaller font -->
  <!ATTLIST small %attrs;>
  
  <!ELEMENT u %Inline;>   <!-- underline -->
  <!ATTLIST u %attrs;>
  
  <!ELEMENT s %Inline;>   <!-- strike-through -->
  <!ATTLIST s %attrs;>
  
  <!ELEMENT strike %Inline;>   <!-- strike-through -->
  <!ATTLIST strike %attrs;>
  
  <!ELEMENT basefont EMPTY>  <!-- base font size -->
  <!ATTLIST basefont
    id          ID             #IMPLIED
    size        CDATA          #REQUIRED
    color       %Color;        #IMPLIED
    face        CDATA          #IMPLIED
    >
  
  <!ELEMENT font %Inline;> <!-- local change to font -->
  <!ATTLIST font
    %coreattrs;
    %i18n;
    size        CDATA          #IMPLIED
    color       %Color;        #IMPLIED
    face        CDATA          #IMPLIED
    >
  
  <!--==================== Object ======================================-->
  <!--
    object is used to embed objects as part of HTML pages.
    param elements should precede other content. Parameters
    can also be expressed as attribute/value pairs on the
    object element itself when brevity is desired.
  -->
  
  <!ELEMENT object (#PCDATA | param | %block; | form | %inline; | %misc;)*>
  <!ATTLIST object
    %attrs;
    declare     (declare)      #IMPLIED
    classid     %URI;          #IMPLIED
    codebase    %URI;          #IMPLIED
    data        %URI;          #IMPLIED
    type        %ContentType;  #IMPLIED
    codetype    %ContentType;  #IMPLIED
    archive     %UriList;      #IMPLIED
    standby     %Text;         #IMPLIED
    height      %Length;       #IMPLIED
    width       %Length;       #IMPLIED
    usemap      %URI;          #IMPLIED
    name        NMTOKEN        #IMPLIED
    tabindex    %Number;       #IMPLIED
    align       %ImgAlign;     #IMPLIED
    border      %Pixels;       #IMPLIED
    hspace      %Pixels;       #IMPLIED
    vspace      %Pixels;       #IMPLIED
    >
  
  <!--
    param is used to supply a named property value.
    In XML it would seem natural to follow RDF and support an
    abbreviated syntax where the param elements are replaced
    by attribute value pairs on the object start tag.
  -->
  <!ELEMENT param EMPTY>
  <!ATTLIST param
    id          ID             #IMPLIED
    name        CDATA          #REQUIRED
    value       CDATA          #IMPLIED
    valuetype   (data|ref|object) "data"
    type        %ContentType;  #IMPLIED
    >
  
  <!--=================== Java applet ==================================-->
  <!--
    One of code or object attributes must be present.
    Place param elements before other content.
  -->
  <!ELEMENT applet (#PCDATA | param | %block; | form | %inline; | %misc;)*>
  <!ATTLIST applet
    %coreattrs;
    codebase    %URI;          #IMPLIED
    archive     CDATA          #IMPLIED
    code        CDATA          #IMPLIED
    object      CDATA          #IMPLIED
    alt         %Text;         #IMPLIED
    name        NMTOKEN        #IMPLIED
    width       %Length;       #REQUIRED
    height      %Length;       #REQUIRED
    align       %ImgAlign;     #IMPLIED
    hspace      %Pixels;       #IMPLIED
    vspace      %Pixels;       #IMPLIED
    >
  
  <!--=================== Images ===========================================-->
  
  <!--
     To avoid accessibility problems for people who aren't
     able to see the image, you should provide a text
     description using the alt and longdesc attributes.
     In addition, avoid the use of server-side image maps.
  -->
  
  <!ELEMENT img EMPTY>
  <!ATTLIST img
    %attrs;
    src         %URI;          #REQUIRED
    alt         %Text;         #REQUIRED
    name        NMTOKEN        #IMPLIED
    longdesc    %URI;          #IMPLIED
    height      %Length;       #IMPLIED
    width       %Length;       #IMPLIED
    usemap      %URI;          #IMPLIED
    ismap       (ismap)        #IMPLIED
    align       %ImgAlign;     #IMPLIED
    border      %Length;       #IMPLIED
    hspace      %Pixels;       #IMPLIED
    vspace      %Pixels;       #IMPLIED
    >
  
  <!-- usemap points to a map element which may be in this document
    or an external document, although the latter is not widely supported -->
  
  <!--================== Client-side image maps ============================-->
  
  <!-- These can be placed in the same document or grouped in a
       separate document although this isn't yet widely supported -->
  
  <!ELEMENT map ((%block; | form | %misc;)+ | area+)>
  <!ATTLIST map
    %i18n;
    %events;
    id          ID             #REQUIRED
    class       CDATA          #IMPLIED
    style       %StyleSheet;   #IMPLIED
    title       %Text;         #IMPLIED
    name        CDATA          #IMPLIED
    >
  
  <!ELEMENT area EMPTY>
  <!ATTLIST area
    %attrs;
    %focus;
    shape       %Shape;        "rect"
    coords      %Coords;       #IMPLIED
    href        %URI;          #IMPLIED
    nohref      (nohref)       #IMPLIED
    alt         %Text;         #REQUIRED
    target      %FrameTarget;  #IMPLIED
    >
  
  <!--================ Forms ===============================================-->
  
  <!ELEMENT form %form.content;>   <!-- forms shouldn't be nested -->
  
  <!ATTLIST form
    %attrs;
    action      %URI;          #REQUIRED
    method      (get|post)     "get"
    name        NMTOKEN        #IMPLIED
    enctype     %ContentType;  "application/x-www-form-urlencoded"
    onsubmit    %Script;       #IMPLIED
    onreset     %Script;       #IMPLIED
    accept      %ContentTypes; #IMPLIED
    accept-charset %Charsets;  #IMPLIED
    target      %FrameTarget;  #IMPLIED
    >
  
  <!--
    Each label must not contain more than ONE field
    Label elements shouldn't be nested.
  -->
  <!ELEMENT label %Inline;>
  <!ATTLIST label
    %attrs;
    for         IDREF          #IMPLIED
    accesskey   %Character;    #IMPLIED
    onfocus     %Script;       #IMPLIED
    onblur      %Script;       #IMPLIED
    >
  
  <!ENTITY % InputType
    "(text | password | checkbox |
      radio | submit | reset |
      file | hidden | image | button)"
     >
  
  <!-- the name attribute is required for all but submit & reset -->
  
  <!ELEMENT input EMPTY>     <!-- form control -->
  <!ATTLIST input
    %attrs;
    %focus;
    type        %InputType;    "text"
    name        CDATA          #IMPLIED
    value       CDATA          #IMPLIED
    checked     (checked)      #IMPLIED
    disabled    (disabled)     #IMPLIED
    readonly    (readonly)     #IMPLIED
    size        CDATA          #IMPLIED
    maxlength   %Number;       #IMPLIED
    src         %URI;          #IMPLIED
    alt         CDATA          #IMPLIED
    usemap      %URI;          #IMPLIED
    onselect    %Script;       #IMPLIED
    onchange    %Script;       #IMPLIED
    accept      %ContentTypes; #IMPLIED
    align       %ImgAlign;     #IMPLIED
    >
  
  <!ELEMENT select (optgroup|option)+>  <!-- option selector -->
  <!ATTLIST select
    %attrs;
    name        CDATA          #IMPLIED
    size        %Number;       #IMPLIED
    multiple    (multiple)     #IMPLIED
    disabled    (disabled)     #IMPLIED
    tabindex    %Number;       #IMPLIED
    onfocus     %Script;       #IMPLIED
    onblur      %Script;       #IMPLIED
    onchange    %Script;       #IMPLIED
    >
  
  <!ELEMENT optgroup (option)+>   <!-- option group -->
  <!ATTLIST optgroup
    %attrs;
    disabled    (disabled)     #IMPLIED
    label       %Text;         #REQUIRED
    >
  
  <!ELEMENT option (#PCDATA)>     <!-- selectable choice -->
  <!ATTLIST option
    %attrs;
    selected    (selected)     #IMPLIED
    disabled    (disabled)     #IMPLIED
    label       %Text;         #IMPLIED
    value       CDATA          #IMPLIED
    >
  
  <!ELEMENT textarea (#PCDATA)>     <!-- multi-line text field -->
  <!ATTLIST textarea
    %attrs;
    %focus;
    name        CDATA          #IMPLIED
    rows        %Number;       #REQUIRED
    cols        %Number;       #REQUIRED
    disabled    (disabled)     #IMPLIED
    readonly    (readonly)     #IMPLIED
    onselect    %Script;       #IMPLIED
    onchange    %Script;       #IMPLIED
    >
  
  <!--
    The fieldset element is used to group form fields.
    Only one legend element should occur in the content
    and if present should only be preceded by whitespace.
  -->
  <!ELEMENT fieldset (#PCDATA | legend | %block; | form | %inline; | %misc;)*>
  <!ATTLIST fieldset
    %attrs;
    >
  
  <!ENTITY % LAlign "(top|bottom|left|right)">
  
  <!ELEMENT legend %Inline;>     <!-- fieldset label -->
  <!ATTLIST legend
    %attrs;
    accesskey   %Character;    #IMPLIED
    align       %LAlign;       #IMPLIED
    >
  
  <!--
   Content is %Flow; excluding a, form, form controls, iframe
  --> 
  <!ELEMENT button %button.content;>  <!-- push button -->
  <!ATTLIST button
    %attrs;
    %focus;
    name        CDATA          #IMPLIED
    value       CDATA          #IMPLIED
    type        (button|submit|reset) "submit"
    disabled    (disabled)     #IMPLIED
    >
  
  <!-- single-line text input control (DEPRECATED) -->
  <!ELEMENT isindex EMPTY>
  <!ATTLIST isindex
    %coreattrs;
    %i18n;
    prompt      %Text;         #IMPLIED
    >
  
  <!--======================= Tables =======================================-->
  
  <!-- Derived from IETF HTML table standard, see [RFC1942] -->
  
  <!--
   The border attribute sets the thickness of the frame around the
   table. The default units are screen pixels.
  
   The frame attribute specifies which parts of the frame around
   the table should be rendered. The values are not the same as
   CALS to avoid a name clash with the valign attribute.
  -->
  <!ENTITY % TFrame "(void|above|below|hsides|lhs|rhs|vsides|box|border)">
  
  <!--
   The rules attribute defines which rules to draw between cells:
  
   If rules is absent then assume:
       "none" if border is absent or border="0" otherwise "all"
  -->
  
  <!ENTITY % TRules "(none | groups | rows | cols | all)">
    
  <!-- horizontal placement of table relative to document -->
  <!ENTITY % TAlign "(left|center|right)">
  
  <!-- horizontal alignment attributes for cell contents
  
    char        alignment char, e.g. char=':'
    charoff     offset for alignment char
  -->
  <!ENTITY % cellhalign
    "align      (left|center|right|justify|char) #IMPLIED
     char       %Character;    #IMPLIED
     charoff    %Length;       #IMPLIED"
    >
  
  <!-- vertical alignment attributes for cell contents -->
  <!ENTITY % cellvalign
    "valign     (top|middle|bottom|baseline) #IMPLIED"
    >
  
  <!ELEMENT table
       (caption?, (col*|colgroup*), thead?, tfoot?, (tbody+|tr+))>
  <!ELEMENT caption  %Inline;>
  <!ELEMENT thead    (tr)+>
  <!ELEMENT tfoot    (tr)+>
  <!ELEMENT tbody    (tr)+>
  <!ELEMENT colgroup (col)*>
  <!ELEMENT col      EMPTY>
  <!ELEMENT tr       (th|td)+>
  <!ELEMENT th       %Flow;>
  <!ELEMENT td       %Flow;>
  
  <!ATTLIST table
    %attrs;
    summary     %Text;         #IMPLIED
    width       %Length;       #IMPLIED
    border      %Pixels;       #IMPLIED
    frame       %TFrame;       #IMPLIED
    rules       %TRules;       #IMPLIED
    cellspacing %Length;       #IMPLIED
    cellpadding %Length;       #IMPLIED
    align       %TAlign;       #IMPLIED
    bgcolor     %Color;        #IMPLIED
    >
  
  <!ENTITY % CAlign "(top|bottom|left|right)">
  
  <!ATTLIST caption
    %attrs;
    align       %CAlign;       #IMPLIED
    >
  
  <!--
  colgroup groups a set of col elements. It allows you to group
  several semantically related columns together.
  -->
  <!ATTLIST colgroup
    %attrs;
    span        %Number;       "1"
    width       %MultiLength;  #IMPLIED
    %cellhalign;
    %cellvalign;
    >
  
  <!--
   col elements define the alignment properties for cells in
   one or more columns.
  
   The width attribute specifies the width of the columns, e.g.
  
       width=64        width in screen pixels
       width=0.5*      relative width of 0.5
  
   The span attribute causes the attributes of one
   col element to apply to more than one column.
  -->
  <!ATTLIST col
    %attrs;
    span        %Number;       "1"
    width       %MultiLength;  #IMPLIED
    %cellhalign;
    %cellvalign;
    >
  
  <!--
      Use thead to duplicate headers when breaking table
      across page boundaries, or for static headers when
      tbody sections are rendered in scrolling panel.
  
      Use tfoot to duplicate footers when breaking table
      across page boundaries, or for static footers when
      tbody sections are rendered in scrolling panel.
  
      Use multiple tbody sections when rules are needed
      between groups of table rows.
  -->
  <!ATTLIST thead
    %attrs;
    %cellhalign;
    %cellvalign;
    >
  
  <!ATTLIST tfoot
    %attrs;
    %cellhalign;
    %cellvalign;
    >
  
  <!ATTLIST tbody
    %attrs;
    %cellhalign;
    %cellvalign;
    >
  
  <!ATTLIST tr
    %attrs;
    %cellhalign;
    %cellvalign;
    bgcolor     %Color;        #IMPLIED
    >
  
  <!-- Scope is simpler than headers attribute for common tables -->
  <!ENTITY % Scope "(row|col|rowgroup|colgroup)">
  
  <!-- th is for headers, td for data and for cells acting as both -->
  
  <!ATTLIST th
    %attrs;
    abbr        %Text;         #IMPLIED
    axis        CDATA          #IMPLIED
    headers     IDREFS         #IMPLIED
    scope       %Scope;        #IMPLIED
    rowspan     %Number;       "1"
    colspan     %Number;       "1"
    %cellhalign;
    %cellvalign;
    nowrap      (nowrap)       #IMPLIED
    bgcolor     %Color;        #IMPLIED
    width       %Length;       #IMPLIED
    height      %Length;       #IMPLIED
    >
  
  <!ATTLIST td
    %attrs;
    abbr        %Text;         #IMPLIED
    axis        CDATA          #IMPLIED
    headers     IDREFS         #IMPLIED
    scope       %Scope;        #IMPLIED
    rowspan     %Number;       "1"
    colspan     %Number;       "1"
    %cellhalign;
    %cellvalign;
    nowrap      (nowrap)       #IMPLIED
    bgcolor     %Color;        #IMPLIED
    width       %Length;       #IMPLIED
    height      %Length;       #IMPLIED
    >