First attempt at a list of link types (they will then be defined in m…

…ore detail)

git-svn-id: http://svn.whatwg.org/webapps@319 340c8d12-0b0e-0410-8428-c7bf67bfef74

index

@@ -22,7 +22,7 @@

   <h1 id=web-applications>Web Applications 1.0</h1>

   <h2 class="no-num no-toc" id=working>Working Draft &mdash; 21 November
   <h2 class="no-num no-toc" id=working>Working Draft &mdash; 22 November
    2006</h2>

   <p>You can take part in this work. <a
@@ -675,7 +675,7 @@
       <li><a href="#following"><span class=secno>4.5.2. </span><dfn
        id=following0>Following hyperlinks</dfn></a>

       <li><a href="#link-types"><span class=secno>4.5.3. </span>Link
       <li><a href="#linkTypes"><span class=secno>4.5.3. </span>Link
        types</a>

       <li><a href="#image"><span class=secno>4.5.4. </span>Image maps</a>
   it sounds kooky. -->
   </div>

  <h4 id=link-types><span class=secno>4.5.3. </span>Link types</h4>
  <h4 id=linkTypes><span class=secno>4.5.3. </span>Link types</h4>

  <p class=big-issue>This section might at some future point list a small set
   of link <code>rel</code>ationship types and more exactly define their

  -->

  <table>
   <thead>
    <tr>
     <th rowspan=2>Link type

     <th colspan=3>Allowed on...

     <th rowspan=2>Brief description

    <tr>
     <th><code><a href="#link0">link</a></code>

     <th><code><a href="#a0">a</a></code>

     <th><code><a href="#area0">area</a></code>

   <tbody>
    <tr>
     <td><code title=rel-alternate>alternate</code></td>
     <!-- second most used <link rel> value -->

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Gives alternate representations of the document.

    <tr>
     <td><code title=rel-author>author</code>

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Gives a link to the document's author.

    <tr>
     <td><code title=rel-bookmark>bookmark</code></td>
     <!-- fourth most used <a rel> value -->

     <td>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Gives the permalink for the nearest ancestor section.

    <tr>
     <td><code title=rel-contact>contact</code></td>
     <!-- 8th most used <a rel> value -->

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Gives a link to contact information for the document.

    <tr>
     <td><code title=rel-external>external</code></td>
     <!-- fifth and sixth most used <a rel> value (sixth is "external nofollow") -->

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Indicates that the target resource is not part of the site that the
      document is part of.

    <tr>
     <td><code title=rel-feed>feed</code>

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Gives the address of a syndication feed for the document.

    <tr>
     <td><code title=rel-first>first</code>

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Indicates that the document is a part of a series, and that the
      first document in the series is the target document.

    <tr>
     <td><code title=rel-help>help</code>

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Provides a link to context-sensitive help.

    <tr>
     <td><code title=rel-icon>icon</code></td>
     <!-- link rel="shortcut icon" and its ilk are the fourth, sixth, and ninth most used values -->

     <td><a href="#links1" title="external resource link">External
      Resource</a>

     <td>

     <td>

     <td>Imports an icon to represent the document.

    <tr>
     <td><code title=rel-index>index</code></td>
     <!-- used more than "top" and "contents" on <link> (though on <a>, "contents" wins) -->

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Gives a link to the document that provides a table of contents or
      index listing the current document.

    <tr>
     <td><code title=rel-last>last</code>

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Indicates that the document is a part of a series, and that the last
      document in the series is the target document.

    <tr>
     <td><code title=rel-license>license</code></td>
     <!-- seventh most used <a rel> value -->

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Indicates that the document is covered by the copyright license
      described by the target document.

    <tr>
     <td><code title=rel-next>next</code>

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Indicates that the document is a part of a series, and that the next
      document in the series is the target document.

    <tr>
     <td><code title=rel-nofollow>nofollow</code></td>
     <!-- most used <a rel> value (and sixth most used is "external nofollow") -->

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Indicates that the document's original author or publisher does not
      endorse the target document.

    <tr>
     <td><code title=rel-pingback>pingback</code>

     <td><a href="#links1" title="external resource link">External
      Resource</a>

     <td>

     <td>

     <td>Gives the address of the pingback server that handles pingbacks to
      this document.

    <tr>
     <td><code title=rel-prefetch>prefetch</code>

     <td><a href="#links1" title="external resource link">External
      Resource</a>

     <td>

     <td>

     <td>Specifies that the target resource should be pre-emptively cached.

    <tr>
     <td><code title=rel-prev>prev</code></td>
     <!-- prev is used more than previous -->

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Indicates that the document is a part of a series, and that the
      previous document in the series is the target document.

    <tr>
     <td><code title=rel-search>search</code></td>
     <!-- used quite a bit -->

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Gives a link to a resource that can be used to search through the
      current document and its related pages.

    <tr>
     <td><code title=rel-stylesheet>stylesheet</code></td>
     <!-- most commonly used <link rel> value, variants came in 7th, 8th, 12th, 17th... -->

     <td><a href="#links1" title="external resource link">External
      Resource</a>

     <td>

     <td>

     <td>Imports a stylesheet.

    <tr>
     <td><code title=rel-sidebar>sidebar</code></td>
     <!-- used quite a bit -->

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Specifies that the target document, if retrieved, is intended to be
      shown in the browser's sidebar (if it has one).

    <tr>
     <td><code title=rel-tag>tag</code></td>
     <!-- second and third most used <a rel> value (third is technically "category tag"). -->

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Gives a tag (identified by the given address) that applies to this
      document.

    <tr>
     <td><code title=rel-up>up</code>

     <td><a href="#hyperlink0" title="hyperlink link">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td><a href="#hyperlinks">Hyperlink</a>

     <td>Indicates that the document is a part of the target document.
  </table>

  <h4 id=image><span class=secno>4.5.4. </span>Image maps</h4>

  <p class=big-issue>...<dfn id=image0>image map</dfn>, <dfn id=valid5>valid