pre-translation improvements

    where <var>alttext</var> is the text tag given for an icon for

    non-graphical browsers.</p>

    <p><var>MIME-encoding</var> is a wildcard expression matching

    required the content-encoding.</p>

    <p><var>MIME-encoding</var> is a valid content-encoding, such as

    <code>x-compress</code>.</p>

    <example><title>Example</title>

      AddIconByEncoding /icons/compress.xbm x-compress

               id="indexoptions.htmltable">HTMLTable</a> (<em>Experimental,

      Apache 2.0.23 and later</em>)</dt>

      <dd>This experimental option with FancyIndexing constructs a

      simple table for the fancy directory listing. Note this will

      <dd>This experimental option with <code>FancyIndexing</code> constructs

      a simple table for the fancy directory listing. Note this will

      confuse older browsers. It is particularly necessary if file

      names or description text will alternate between

      left-to-right and right-to-left reading order, as can happen

               id="indexoptions.iconheight">IconHeight[=<var

               >pixels</var>]</a></dt>

      <dd>Presence of this option, when used with IconWidth, will cause

      the server to include <code>height</code> and <code>width</code>

      attributes in the <code>img</code> tag for the file icon. This allows

      browser to precalculate the page layout without having to wait until

      all the images have been loaded. If no value is given for the option,

      it defaults to the standard height of the icons supplied with the Apache

      software.</dd>

      <dd>Presence of this option, when used with <code>IconWidth</code>,

      will cause the server to include <code>height</code> and

      <code>width</code> attributes in the <code>img</code> tag for the file

      icon. This allows browser to precalculate the page layout without having

      to wait until all the images have been loaded. If no value is given for

      the option, it defaults to the standard height of the icons supplied

      with the Apache software.</dd>

      <dt><a name="indexoptions.iconwidth"

               id="indexoptions.iconwidth">IconWidth[=<var

      <dd>If this option is enabled, names are sorted in a case-insensitive

      manner.  For instance, if the sort order is ascending by name, and

      IgnoreCase is enabled, file Zeta  will be listed after file alfa 

      (Note: file GAMMA will always be listed before file gamma). </dd>

      <code>IgnoreCase</code> is enabled, file Zeta  will be listed after

      file alfa (Note: file GAMMA will always be listed before file gamma).

      </dd>

      <dt><a name="indexoptions.ignoreclient"

               id="indexoptions.ignoreclient">IgnoreClient</a></dt>

               id="indexoptions.showforbidden">ShowForbidden</a></dt>

      <dd>If specified, Apache will show files normally hidden because

      the subrequest returned HTTP_UNAUTHORIZED or HTTP_FORBIDDEN</dd>

      the subrequest returned <code>HTTP_UNAUTHORIZED</code> or

      <code>HTTP_FORBIDDEN</code></dd>

      <dt><a name="indexoptions.suppresscolumnsorting"

               id="indexoptions.suppresscolumnsorting"

      in that column. <strong>Prior to Apache 2.0.23, this also

      disabled parsing the Query Arguments for the sort

      string.</strong> That behavior is now controlled by <a

      href="#indexoptions.ignoreclient">IndexOptions

      IgnoreClient</a> in Apache 2.0.23.</dd>

      href="#indexoptions.ignoreclient"><code>IndexOptions

      IgnoreClient</code></a> in Apache 2.0.23.</dd>

      <dt><a name="indexoptions.suppressdescription"

               id="indexoptions.suppressdescription"

               id="indexoptions.trackmodified">TrackModified</a> (<em>Apache

      2.0.23 and later</em>)</dt>

      <dd>This returns the Last-Modified and ETag values for the listed

      directory in the HTTP header. It is only valid if the

      operating system and file system return appropriate stat()

      <dd>This returns the <code>Last-Modified</code> and <code>ETag</code>

      values for the listed directory in the HTTP header. It is only valid

      if the operating system and file system return appropriate stat()

      results. Some Unix systems do so, as do OS2's JFS and Win32's

      NTFS volumes. OS2 and Win32 FAT volumes, for example, do not.

      Once this feature is enabled, the client or proxy can track

      removed files, but do not track changes for sizes or dates of

      the files within the directory. <strong>Changes to the size

      or date stamp of an existing file will not update the

      Last-Modified header on all Unix platforms.</strong> If this

      is a concern, leave this option disabled.</dd>

      <code>Last-Modified</code> header on all Unix platforms.</strong>

      If this is a concern, leave this option disabled.</dd>

      <dt><a name="indexoptions.versionsort"

               id="indexoptions.versionsort">VersionSort</a>