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Posted to notifications@ant.apache.org by gi...@apache.org on 2018/05/15 08:29:47 UTC

[3/3] ant git commit: Bz 16494: accessibility — th must have scope

Bz 16494: accessibility — th must have scope

Project: http://git-wip-us.apache.org/repos/asf/ant/repo
Commit: http://git-wip-us.apache.org/repos/asf/ant/commit/d4fedd5a
Tree: http://git-wip-us.apache.org/repos/asf/ant/tree/d4fedd5a
Diff: http://git-wip-us.apache.org/repos/asf/ant/diff/d4fedd5a

Branch: refs/heads/master
Commit: d4fedd5a420238350d41836c8143ba69d6146393
Parents: 332330b
Author: Gintas Grigelionis <gi...@apache.org>
Authored: Tue May 15 10:29:27 2018 +0200
Committer: Gintas Grigelionis <gi...@apache.org>
Committed: Tue May 15 10:29:27 2018 +0200

----------------------------------------------------------------------
 manual/Tasks/BorlandEJBTasks.html              |   6 +-
 manual/Tasks/BorlandGenerateClient.html        |   6 +-
 manual/Tasks/ant.html                          |  32 ++--
 manual/Tasks/antcall.html                      |  18 +-
 manual/Tasks/antlr.html                        |   6 +-
 manual/Tasks/antstructure.html                 |   6 +-
 manual/Tasks/antversion.html                   |  10 +-
 manual/Tasks/apply.html                        |  18 +-
 manual/Tasks/attrib.html                       |   6 +-
 manual/Tasks/augment.html                      |   6 +-
 manual/Tasks/available.html                    |   6 +-
 manual/Tasks/basename.html                     |   6 +-
 manual/Tasks/bindtargets.html                  |   6 +-
 manual/Tasks/buildnumber.html                  |   6 +-
 manual/Tasks/cab.html                          |   6 +-
 manual/Tasks/ccm.html                          |  30 ++--
 manual/Tasks/changelog.html                    |  18 +-
 manual/Tasks/checksum.html                     |  12 +-
 manual/Tasks/chgrp.html                        |   6 +-
 manual/Tasks/chmod.html                        |   6 +-
 manual/Tasks/chown.html                        |   6 +-
 manual/Tasks/clearcase.html                    |  82 ++++-----
 manual/Tasks/common.html                       |   6 +-
 manual/Tasks/concat.html                       |  12 +-
 manual/Tasks/condition.html                    |   6 +-
 manual/Tasks/conditions.html                   | 144 ++++++++--------
 manual/Tasks/copy.html                         |   6 +-
 manual/Tasks/copydir.html                      |   6 +-
 manual/Tasks/copyfile.html                     |   6 +-
 manual/Tasks/cvs.html                          |  12 +-
 manual/Tasks/cvspass.html                      |   6 +-
 manual/Tasks/cvstagdiff.html                   |  22 +--
 manual/Tasks/cvsversion.html                   |   6 +-
 manual/Tasks/defaultexcludes.html              |   6 +-
 manual/Tasks/delete.html                       |   6 +-
 manual/Tasks/deltree.html                      |   6 +-
 manual/Tasks/depend.html                       |   6 +-
 manual/Tasks/dependset.html                    |   6 +-
 manual/Tasks/dirname.html                      |   6 +-
 manual/Tasks/ear.html                          |   6 +-
 manual/Tasks/echo.html                         |  16 +-
 manual/Tasks/echoproperties.html               |   6 +-
 manual/Tasks/echoxml.html                      |   6 +-
 manual/Tasks/ejb.html                          |  92 +++++------
 manual/Tasks/exec.html                         |  12 +-
 manual/Tasks/fail.html                         |   6 +-
 manual/Tasks/filter.html                       |   6 +-
 manual/Tasks/fixcrlf.html                      |  10 +-
 manual/Tasks/ftp.html                          |  12 +-
 manual/Tasks/genkey.html                       |   6 +-
 manual/Tasks/get.html                          |  12 +-
 manual/Tasks/hostinfo.html                     |   6 +-
 manual/Tasks/image.html                        |  24 +--
 manual/Tasks/import.html                       |   6 +-
 manual/Tasks/include.html                      |   6 +-
 manual/Tasks/input.html                        |  12 +-
 manual/Tasks/jar.html                          |  12 +-
 manual/Tasks/jarlib-available.html             |   6 +-
 manual/Tasks/jarlib-display.html               |   6 +-
 manual/Tasks/jarlib-manifest.html              |   6 +-
 manual/Tasks/jarlib-resolve.html               |  24 +--
 manual/Tasks/java.html                         |   6 +-
 manual/Tasks/javac.html                        |  18 +-
 manual/Tasks/javacc.html                       |   6 +-
 manual/Tasks/javadoc.html                      |  44 ++---
 manual/Tasks/javah.html                        |  12 +-
 manual/Tasks/jdepend.html                      |   6 +-
 manual/Tasks/jjdoc.html                        |   6 +-
 manual/Tasks/jjtree.html                       |  12 +-
 manual/Tasks/jlink.html                        |   6 +-
 manual/Tasks/jspc.html                         |  12 +-
 manual/Tasks/junit.html                        |  24 +--
 manual/Tasks/junitlauncher.html                |  24 +--
 manual/Tasks/junitreport.html                  |  26 +--
 manual/Tasks/length.html                       |  10 +-
 manual/Tasks/loadfile.html                     |   6 +-
 manual/Tasks/loadproperties.html               |   6 +-
 manual/Tasks/loadresource.html                 |   6 +-
 manual/Tasks/local.html                        |   6 +-
 manual/Tasks/macrodef.html                     |  24 +--
 manual/Tasks/mail.html                         |  24 +--
 manual/Tasks/makeurl.html                      |   8 +-
 manual/Tasks/manifest.html                     |  18 +-
 manual/Tasks/manifestclasspath.html            |   6 +-
 manual/Tasks/mimemail.html                     |   6 +-
 manual/Tasks/mkdir.html                        |   6 +-
 manual/Tasks/move.html                         |   6 +-
 manual/Tasks/native2ascii.html                 |  12 +-
 manual/Tasks/netrexxc.html                     |   6 +-
 manual/Tasks/nice.html                         |   6 +-
 manual/Tasks/pack.html                         |   6 +-
 manual/Tasks/parallel.html                     |   6 +-
 manual/Tasks/patch.html                        |   6 +-
 manual/Tasks/pathconvert.html                  |  12 +-
 manual/Tasks/presetdef.html                    |   6 +-
 manual/Tasks/property.html                     |  10 +-
 manual/Tasks/propertyfile.html                 |  12 +-
 manual/Tasks/propertyhelper.html               |   6 +-
 manual/Tasks/pvcstask.html                     |  12 +-
 manual/Tasks/recorder.html                     |  12 +-
 manual/Tasks/rename.html                       |   6 +-
 manual/Tasks/renameextensions.html             |   6 +-
 manual/Tasks/replace.html                      |  18 +-
 manual/Tasks/replaceregexp.html                |   6 +-
 manual/Tasks/resourcecount.html                |  10 +-
 manual/Tasks/retry.html                        |   6 +-
 manual/Tasks/rexec.html                        |   6 +-
 manual/Tasks/rmic.html                         |  12 +-
 manual/Tasks/rpm.html                          |   6 +-
 manual/Tasks/schemavalidate.html               |  30 ++--
 manual/Tasks/scp.html                          |   6 +-
 manual/Tasks/script.html                       |   6 +-
 manual/Tasks/scriptdef.html                    |  18 +-
 manual/Tasks/serverdeploy.html                 |  34 ++--
 manual/Tasks/setpermissions.html               |   6 +-
 manual/Tasks/setproxy.html                     |   8 +-
 manual/Tasks/signjar.html                      |  12 +-
 manual/Tasks/sleep.html                        |   6 +-
 manual/Tasks/sos.html                          |  24 +--
 manual/Tasks/sound.html                        |   6 +-
 manual/Tasks/splash.html                       |  12 +-
 manual/Tasks/sql.html                          |  18 +-
 manual/Tasks/sshexec.html                      |   6 +-
 manual/Tasks/sshsession.html                   |  18 +-
 manual/Tasks/style.html                        |  36 ++--
 manual/Tasks/subant.html                       |  14 +-
 manual/Tasks/symlink.html                      |   6 +-
 manual/Tasks/sync.html                         |  12 +-
 manual/Tasks/tar.html                          |  12 +-
 manual/Tasks/telnet.html                       |   6 +-
 manual/Tasks/tempfile.html                     |   8 +-
 manual/Tasks/touch.html                        |   6 +-
 manual/Tasks/translate.html                    |   6 +-
 manual/Tasks/truncate.html                     |   6 +-
 manual/Tasks/tstamp.html                       |  12 +-
 manual/Tasks/typedef.html                      |   6 +-
 manual/Tasks/unpack.html                       |   6 +-
 manual/Tasks/unzip.html                        |   6 +-
 manual/Tasks/uptodate.html                     |   6 +-
 manual/Tasks/verifyjar.html                    |  12 +-
 manual/Tasks/vss.html                          |  50 +++---
 manual/Tasks/waitfor.html                      |   6 +-
 manual/Tasks/war.html                          |   6 +-
 manual/Tasks/whichresource.html                |   6 +-
 manual/Tasks/wljspc.html                       |   6 +-
 manual/Tasks/xmlproperty.html                  |   6 +-
 manual/Tasks/xmlvalidate.html                  |  24 +--
 manual/Tasks/zip.html                          |   6 +-
 manual/Types/assertions.html                   |  18 +-
 manual/Types/classfileset.html                 |  12 +-
 manual/Types/custom-programming.html           |   6 +-
 manual/Types/dirset.html                       |   6 +-
 manual/Types/extension.html                    |   6 +-
 manual/Types/filelist.html                     |  12 +-
 manual/Types/fileset.html                      |   6 +-
 manual/Types/filterchain.html                  | 150 ++++++++---------
 manual/Types/filterset.html                    |  20 +--
 manual/Types/mapper.html                       | 106 ++++++------
 manual/Types/multirootfileset.html             |   6 +-
 manual/Types/patternset.html                   |  18 +-
 manual/Types/permissions.html                  |  12 +-
 manual/Types/propertyset.html                  |  12 +-
 manual/Types/redirector.html                   |   6 +-
 manual/Types/regexp.html                       |   6 +-
 manual/Types/resources.html                    | 174 ++++++++++----------
 manual/Types/selectors.html                    | 122 +++++++-------
 manual/Types/tarfileset.html                   |   6 +-
 manual/Types/xmlcatalog.html                   |  12 +-
 manual/Types/zipfileset.html                   |   6 +-
 manual/base_task_classes.html                  |   4 +-
 manual/install.html                            |  10 +-
 manual/listeners.html                          |  12 +-
 manual/running.html                            |   6 +-
 manual/sysclasspath.html                       |   2 +-
 manual/targets.html                            |   6 +-
 manual/tasksoverview.html                      |  68 ++++----
 manual/tutorial-HelloWorldWithAnt.html         |   4 +-
 manual/tutorial-tasks-filesets-properties.html |   6 +-
 manual/using.html                              |  12 +-
 179 files changed, 1362 insertions(+), 1362 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/BorlandEJBTasks.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/BorlandEJBTasks.html b/manual/Tasks/BorlandEJBTasks.html
index 7b1c2a3..f8a3c18 100644
--- a/manual/Tasks/BorlandEJBTasks.html
+++ b/manual/Tasks/BorlandEJBTasks.html
@@ -42,9 +42,9 @@ target="_top">FAQ</a> for this task at his homepage.</p>
 <h3>Borland element</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/BorlandGenerateClient.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/BorlandGenerateClient.html b/manual/Tasks/BorlandGenerateClient.html
index be616bf..7717715 100644
--- a/manual/Tasks/BorlandGenerateClient.html
+++ b/manual/Tasks/BorlandGenerateClient.html
@@ -32,9 +32,9 @@ generate the client jar file corresponding to an EJB jar file.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>ejbjar</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/ant.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/ant.html b/manual/Tasks/ant.html
index 65b9d77..7021bfa 100644
--- a/manual/Tasks/ant.html
+++ b/manual/Tasks/ant.html
@@ -70,9 +70,9 @@ outside of targets in the new project&mdash;but not those defined inside of targ
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>antfile</td>
@@ -136,9 +136,9 @@ their <var>id</var>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>refid</td>
@@ -167,9 +167,9 @@ using the <var>target</var> attribute.  These will be executed as if Ant had bee
 single target whose dependencies are the targets so specified, in the order specified.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -201,9 +201,9 @@ table shows the details:</p>
 
 <table>
   <tr>
-    <th><var>dir</var> attribute</th>
-    <th><var>inheritAll</var> attribute</th>
-    <th>new project's <var>basedir</var></th>
+    <th scope="col"><var>dir</var> attribute</th>
+    <th scope="col"><var>inheritAll</var> attribute</th>
+    <th scope="col">new project's <var>basedir</var></th>
   </tr>
   <tr>
     <td>value provided</td>
@@ -236,10 +236,10 @@ omitted an even more complex situation arises:</p>
 
 <table>
   <tr>
-    <th>parent <var>dir</var> attribute</th>
-    <th>parent <var>inheritAll</var> attribute</th>
-    <th>current <var>inheritAll</var> attribute</th>
-    <th>new project's <var>basedir</var></th>
+    <th scope="col">parent <var>dir</var> attribute</th>
+    <th scope="col">parent <var>inheritAll</var> attribute</th>
+    <th scope="col">current <var>inheritAll</var> attribute</th>
+    <th scope="col">new project's <var>basedir</var></th>
   </tr>
   <tr>
     <td>value provided</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/antcall.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/antcall.html b/manual/Tasks/antcall.html
index 1beed13..ea2b02d 100644
--- a/manual/Tasks/antcall.html
+++ b/manual/Tasks/antcall.html
@@ -67,9 +67,9 @@ undefined.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>target</td>
@@ -111,9 +111,9 @@ their <var>id</var>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>refid</td>
@@ -142,9 +142,9 @@ using the <var>target</var> attribute.  These will be executed as if Ant had bee
 single target whose dependencies are the targets so specified, in the order specified.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/antlr.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/antlr.html b/manual/Tasks/antlr.html
index 741f9f7..3664967 100644
--- a/manual/Tasks/antlr.html
+++ b/manual/Tasks/antlr.html
@@ -43,9 +43,9 @@ the <q>antlr-all.jar</q> target of the Makefile provided with the download.</em>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>target</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/antstructure.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/antstructure.html b/manual/Tasks/antstructure.html
index 37ddfcd..a13651f 100644
--- a/manual/Tasks/antstructure.html
+++ b/manual/Tasks/antstructure.html
@@ -53,9 +53,9 @@ task&mdash;see the example below.
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>output</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/antversion.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/antversion.html b/manual/Tasks/antversion.html
index 6022d76..a7a03c4 100644
--- a/manual/Tasks/antversion.html
+++ b/manual/Tasks/antversion.html
@@ -32,13 +32,13 @@ as condition).</p>
 
 <table class="attr">
   <tr>
-    <th rowspan="2">Attribute</th>
-    <th rowspan="2">Description</th>
-    <th colspan="2">Required</th>
+    <th scope="col" rowspan="2">Attribute</th>
+    <th scope="col" rowspan="2">Description</th>
+    <th scope="col" colspan="2">Required</th>
   </tr>
   <tr>
-    <th>Task</th>
-    <th>Condition</th>
+    <th scope="col">Task</th>
+    <th scope="col">Condition</th>
   </tr>
   <tr>
     <td>atleast</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/apply.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/apply.html b/manual/Tasks/apply.html
index d85c0e2..85d598a 100644
--- a/manual/Tasks/apply.html
+++ b/manual/Tasks/apply.html
@@ -55,9 +55,9 @@ standard input.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>executable</td>
@@ -295,9 +295,9 @@ different, use a nested <code>&lt;srcfile&gt;</code> element between your <code>
 elements to mark the insertion point.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>prefix</td>
@@ -318,9 +318,9 @@ of the target filename on the command line. If omitted, the target filenames wil
 the command line at all. This element can only be specified if you also define a nested mapper.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>prefix</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/attrib.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/attrib.html b/manual/Tasks/attrib.html
index 552f270..4371cb8 100644
--- a/manual/Tasks/attrib.html
+++ b/manual/Tasks/attrib.html
@@ -60,9 +60,9 @@ alternative.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/augment.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/augment.html b/manual/Tasks/augment.html
index f39368b..8518891 100644
--- a/manual/Tasks/augment.html
+++ b/manual/Tasks/augment.html
@@ -35,9 +35,9 @@ declared <code>augment</code> element as though it were the original element.</p
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>id</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/available.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/available.html b/manual/Tasks/available.html
index 48ceda9..39cffe9 100644
--- a/manual/Tasks/available.html
+++ b/manual/Tasks/available.html
@@ -36,9 +36,9 @@ on system parameters.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/basename.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/basename.html b/manual/Tasks/basename.html
index dcf622b..f463ffe 100644
--- a/manual/Tasks/basename.html
+++ b/manual/Tasks/basename.html
@@ -36,9 +36,9 @@ the simple file name, without any directory elements.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/bindtargets.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/bindtargets.html b/manual/Tasks/bindtargets.html
index 098bc15..627dc24 100644
--- a/manual/Tasks/bindtargets.html
+++ b/manual/Tasks/bindtargets.html
@@ -53,9 +53,9 @@ as every build file is loaded.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>targets</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/buildnumber.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/buildnumber.html b/manual/Tasks/buildnumber.html
index db8e69b..abfea4f 100644
--- a/manual/Tasks/buildnumber.html
+++ b/manual/Tasks/buildnumber.html
@@ -36,9 +36,9 @@ need finer control over things such as the property name or the number format.)<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/cab.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/cab.html b/manual/Tasks/cab.html
index 9d33565..751c888 100644
--- a/manual/Tasks/cab.html
+++ b/manual/Tasks/cab.html
@@ -42,9 +42,9 @@ and <code>&lt;patternset&gt;</code> elements.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>cabfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/ccm.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/ccm.html b/manual/Tasks/ccm.html
index 20b5725..2074bb2 100644
--- a/manual/Tasks/ccm.html
+++ b/manual/Tasks/ccm.html
@@ -46,9 +46,9 @@ other platforms with <kbd>ccm</kbd> installed.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -88,9 +88,9 @@ as a comment. The task used is the one set as the default.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -145,9 +145,9 @@ one set as the default.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>comment</td>
@@ -179,9 +179,9 @@ one set as the default.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>recurse</td>
@@ -220,9 +220,9 @@ one set as the default.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>comment</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/changelog.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/changelog.html b/manual/Tasks/changelog.html
index b030469..ee0a48c 100644
--- a/manual/Tasks/changelog.html
+++ b/manual/Tasks/changelog.html
@@ -37,9 +37,9 @@ example&mdash;and some operation may fail when using such an incompatible client
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td colspan="3" class="left">Attributes from parent <code>&lt;cvs&gt;</code> task which are
@@ -148,9 +148,9 @@ will include the name specified in <var>displayname</var> rather than the user I
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>displayname</td>
@@ -172,9 +172,9 @@ attribute can contain spaces in their name.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/checksum.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/checksum.html b/manual/Tasks/checksum.html
index c5f5bd1..e23eca3 100644
--- a/manual/Tasks/checksum.html
+++ b/manual/Tasks/checksum.html
@@ -48,9 +48,9 @@ target="_top">Cryptography Architecture Standard Algorithm Name Documentation</a
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -114,9 +114,9 @@ target="_top">Cryptography Architecture Standard Algorithm Name Documentation</a
     <td>Specifies the pattern to use as one of a well-known format.  Supported values are
       <table>
       <tr>
-        <th>name</th>
-        <th>pattern</th>
-        <th>description</th>
+        <th scope="col">name</th>
+        <th scope="col">pattern</th>
+        <th scope="col">description</th>
       </tr>
       <tr>
         <td>CHECKSUM</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/chgrp.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/chgrp.html b/manual/Tasks/chgrp.html
index 88ec1c7..54fd589 100644
--- a/manual/Tasks/chgrp.html
+++ b/manual/Tasks/chgrp.html
@@ -58,9 +58,9 @@ set its value to your current OS.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/chmod.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/chmod.html b/manual/Tasks/chmod.html
index b20f814..ebeaa9e 100644
--- a/manual/Tasks/chmod.html
+++ b/manual/Tasks/chmod.html
@@ -64,9 +64,9 @@ alternative.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/chown.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/chown.html b/manual/Tasks/chown.html
index 4a700c7..20abea0 100644
--- a/manual/Tasks/chown.html
+++ b/manual/Tasks/chown.html
@@ -58,9 +58,9 @@ value to your current OS.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/clearcase.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/clearcase.html b/manual/Tasks/clearcase.html
index 9327645..c30ea31 100644
--- a/manual/Tasks/clearcase.html
+++ b/manual/Tasks/clearcase.html
@@ -72,9 +72,9 @@ problem.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -136,9 +136,9 @@ original.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -217,9 +217,9 @@ suppressed. A &quot;<samp>Some comment text</samp>&quot; is added to ClearCase a
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -251,9 +251,9 @@ copy of the file named <samp>c:/views/viewdir/afile.keep</samp> is kept.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -320,9 +320,9 @@ set to the current time.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>typename</td>
@@ -394,9 +394,9 @@ version 1</q> is added as a comment.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>typename</td>
@@ -465,17 +465,17 @@ text</samp>&quot; is added as a comment. It will <em>recurse</em> all subdirecto
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>typekind</td>
     <td>The kind of type to create. Valid types are:
       <table>
         <tr>
-          <th>Kind</th>
-          <th>Description</th>
+          <th scope="col">Kind</th>
+          <th scope="col">Description</th>
         </tr>
         <tr>
           <td><q>attype</q></td>
@@ -555,9 +555,9 @@ comment. All instances of the type are removed, including the type object itself
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>replace</td>
@@ -614,9 +614,9 @@ object <samp>stream:Application_Integration@\MyProject_PVOB</samp>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>comment</td>
@@ -658,9 +658,9 @@ object <samp>stream:Application_Integration@\MyProject_PVOB</samp>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>comment</td>
@@ -722,9 +722,9 @@ named <samp>Application_Baseline_AUTO</samp>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -790,9 +790,9 @@ attach the attribute <samp>BugFix</samp> with a value of <samp>34445</samp> to i
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>
@@ -837,9 +837,9 @@ automatically check it out.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Values</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Values</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>viewpath</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/common.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/common.html b/manual/Tasks/common.html
index c71d844..b08624c 100644
--- a/manual/Tasks/common.html
+++ b/manual/Tasks/common.html
@@ -29,9 +29,9 @@
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>id</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/concat.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/concat.html b/manual/Tasks/concat.html
index b472342..603a855 100644
--- a/manual/Tasks/concat.html
+++ b/manual/Tasks/concat.html
@@ -44,9 +44,9 @@
 
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>destfile</td>
@@ -157,9 +157,9 @@
     <p>The text may be in-line or be in a file.</p>
     <table class="attr">
       <tr>
-        <th>Attribute</th>
-        <th>Description</th>
-        <th>Required</th>
+        <th scope="col">Attribute</th>
+        <th scope="col">Description</th>
+        <th scope="col">Required</th>
       </tr>
       <tr>
         <td>filtering</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/condition.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/condition.html b/manual/Tasks/condition.html
index 25e4386..bec713e 100644
--- a/manual/Tasks/condition.html
+++ b/manual/Tasks/condition.html
@@ -36,9 +36,9 @@ condition.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/conditions.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/conditions.html b/manual/Tasks/conditions.html
index 1a7b1ac..9279955 100644
--- a/manual/Tasks/conditions.html
+++ b/manual/Tasks/conditions.html
@@ -81,9 +81,9 @@ and the result is true only if <em>all</em> the tests succeed.
 </p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>family</td>
@@ -129,9 +129,9 @@ and the result is true only if <em>all</em> the tests succeed.
 <p>Tests whether the two given values are equal.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>arg1</td>
@@ -165,9 +165,9 @@ and the result is true only if <em>all</em> the tests succeed.
 <p>Test whether a given property has been set in this project.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>
@@ -186,9 +186,9 @@ will be ignored.</p>
 URL. By default, HTTP responses errors of 400 or greater are viewed as invalid.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>url</td>
@@ -222,9 +222,9 @@ URL. By default, HTTP responses errors of 400 or greater are viewed as invalid.<
 host and port.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>server</td>
@@ -247,9 +247,9 @@ omitted.
 </p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file1</td>
@@ -273,9 +273,9 @@ omitted.
 <p>Tests whether a string contains another one.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>string</td>
@@ -299,9 +299,9 @@ omitted.
 is <q>true</q>, <q>yes</q>, or <q>on</q></p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>value</td>
@@ -317,9 +317,9 @@ is <q>true</q>, <q>yes</q>, or <q>on</q></p>
 <p>Tests whether a string is not true, the negation of <code>&lt;istrue&gt;</code></p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>value</td>
@@ -339,9 +339,9 @@ an expected type.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>refid</td>
@@ -363,9 +363,9 @@ signature.</p>
 <p><em>Since Apache Ant 1.7</em>.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -384,9 +384,9 @@ signature.</p>
 <p><em>Since Apache Ant 1.6.3</em>.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -415,9 +415,9 @@ include tasks, datatypes, scriptdefs, macrodefs and presetdefs.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -449,9 +449,9 @@ dependencies.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>language</td>
@@ -525,9 +525,9 @@ specifications, by attempting to set the appropriate property/feature</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>
@@ -583,9 +583,9 @@ firewalls.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>host</td>
@@ -635,9 +635,9 @@ failure.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>code</td>
@@ -666,9 +666,9 @@ nested <a href="../Types/resources.html#collection">resource collections</a>, me
 two resources can be checked; in this case all resources must match.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>astext</td>
@@ -685,9 +685,9 @@ two resources can be checked; in this case all resources must match.</p>
 resources&mdash;via the <var>resource</var> attribute.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>resource</td>
@@ -717,9 +717,9 @@ fails.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>classname</td>
@@ -764,9 +764,9 @@ the <code class="code">java.util.ArrayList</code> class.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>string</td>
@@ -856,9 +856,9 @@ are supported, the <var>property</var> attribute is redundant and will be ignore
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>partition</td>
@@ -880,9 +880,9 @@ are supported, the <var>property</var> attribute is redundant and will be ignore
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>millis</td>
@@ -934,9 +934,9 @@ are supported, the <var>property</var> attribute is redundant and will be ignore
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>atleast</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/copy.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/copy.html b/manual/Tasks/copy.html
index 55160e1..a4204ac 100644
--- a/manual/Tasks/copy.html
+++ b/manual/Tasks/copy.html
@@ -46,9 +46,9 @@ note</a></em>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/copydir.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/copydir.html b/manual/Tasks/copydir.html
index 84c73c7..f907c14 100644
--- a/manual/Tasks/copydir.html
+++ b/manual/Tasks/copydir.html
@@ -45,9 +45,9 @@ and <code>&lt;patternset&gt;</code> elements.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/copyfile.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/copyfile.html b/manual/Tasks/copyfile.html
index 1ee78e4..b7851f2 100644
--- a/manual/Tasks/copyfile.html
+++ b/manual/Tasks/copyfile.html
@@ -33,9 +33,9 @@ newer than the destination file, or when the destination file does not exist.</p
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/cvs.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/cvs.html b/manual/Tasks/cvs.html
index 95f8971..8a2d5be 100644
--- a/manual/Tasks/cvs.html
+++ b/manual/Tasks/cvs.html
@@ -44,9 +44,9 @@ report 21657</a> for recommended workarounds.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>command</td>
@@ -157,9 +157,9 @@ attribute can contain spaces in their name.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/cvspass.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/cvspass.html b/manual/Tasks/cvspass.html
index bdd7446..d02accf 100644
--- a/manual/Tasks/cvspass.html
+++ b/manual/Tasks/cvspass.html
@@ -38,9 +38,9 @@ target="_top">bugzilla report 21657</a> for recommended workarounds.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>cvsroot</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/cvstagdiff.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/cvstagdiff.html b/manual/Tasks/cvstagdiff.html
index bc92d32..89a855f 100644
--- a/manual/Tasks/cvstagdiff.html
+++ b/manual/Tasks/cvstagdiff.html
@@ -34,9 +34,9 @@ example&mdash;and some operation may fail when using such an incompatible client
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>startTag</td>
@@ -75,9 +75,9 @@ example&mdash;and some operation may fail when using such an incompatible client
 <h3>Parameters inherited from the <code>cvs</code> task</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>compression</td>
@@ -135,9 +135,9 @@ attribute can contain spaces in their name.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -199,8 +199,8 @@ output. The following example illustrates how to generate an HTML report from th
 <p>Description of <code>&lt;entry&gt;</code> attributes:</p>
 <table>
   <tr>
-    <th>Attribute</th>
-    <th>Comment</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Comment</th>
   </tr>
   <tr>
     <td><var>name</var></td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/cvsversion.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/cvsversion.html b/manual/Tasks/cvsversion.html
index 510462f..5cac42c 100644
--- a/manual/Tasks/cvsversion.html
+++ b/manual/Tasks/cvsversion.html
@@ -31,9 +31,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td colspan="3" class="left">Attributes from parent <code>&lt;cvs&gt;</code> task which are

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/defaultexcludes.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/defaultexcludes.html b/manual/Tasks/defaultexcludes.html
index b26ed19..3109218 100644
--- a/manual/Tasks/defaultexcludes.html
+++ b/manual/Tasks/defaultexcludes.html
@@ -35,9 +35,9 @@ current default excludes if desired.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>echo</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/delete.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/delete.html b/manual/Tasks/delete.html
index ed4bb6e..235b654 100644
--- a/manual/Tasks/delete.html
+++ b/manual/Tasks/delete.html
@@ -49,9 +49,9 @@ nested <code>&lt;fileset&gt;</code>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/deltree.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/deltree.html b/manual/Tasks/deltree.html
index 994499b..42d591f 100644
--- a/manual/Tasks/deltree.html
+++ b/manual/Tasks/deltree.html
@@ -32,9 +32,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>dir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/depend.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/depend.html b/manual/Tasks/depend.html
index fe62cfe..d8d4b04 100644
--- a/manual/Tasks/depend.html
+++ b/manual/Tasks/depend.html
@@ -109,9 +109,9 @@ public final class Constants {
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>srcDir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/dependset.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/dependset.html b/manual/Tasks/dependset.html
index da98860..0e9cb29 100644
--- a/manual/Tasks/dependset.html
+++ b/manual/Tasks/dependset.html
@@ -51,9 +51,9 @@ well as other stylesheets imported by the main stylesheet.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>verbose</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/dirname.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/dirname.html b/manual/Tasks/dirname.html
index 319edf5..2bc3ed7 100644
--- a/manual/Tasks/dirname.html
+++ b/manual/Tasks/dirname.html
@@ -37,9 +37,9 @@ full directory path of the specified file.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/ear.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/ear.html b/manual/Tasks/ear.html
index 343c2dc..3fbc494 100644
--- a/manual/Tasks/ear.html
+++ b/manual/Tasks/ear.html
@@ -43,9 +43,9 @@ attribute to a value other than its default, <q>add</q>.</strong></p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/echo.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/echo.html b/manual/Tasks/echo.html
index aece00a..1bf9970 100644
--- a/manual/Tasks/echo.html
+++ b/manual/Tasks/echo.html
@@ -34,9 +34,9 @@ file is available, and the <var>level</var> option is ignored</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>message</td>
@@ -120,11 +120,11 @@ java-1.3.1 -mx1024m ${project.entrypoint} $$*
 <p>Depending on the log level Ant runs at, messages are print out or silently ignored:</p>
 <table>
 <tr>
-  <th>Ant command line</th>
-  <th><kbd>-quiet</kbd>, <kbd>-q</kbd></th>
-  <th><em>no switch</em></th>
-  <th><kbd>-verbose</kbd>, <kbd>-v</kbd></th>
-  <th><kbd>-debug</kbd>, <kbd>-d</kbd></th>
+  <th scope="col">Ant command line</th>
+  <th scope="col"><kbd>-quiet</kbd>, <kbd>-q</kbd></th>
+  <th scope="col"><em>no switch</em></th>
+  <th scope="col"><kbd>-verbose</kbd>, <kbd>-v</kbd></th>
+  <th scope="col"><kbd>-debug</kbd>, <kbd>-d</kbd></th>
 </tr>
 <tr>
   <td><pre>&lt;echo message="This is error message." level="error"/&gt;</pre></td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/echoproperties.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/echoproperties.html b/manual/Tasks/echoproperties.html
index 1ff3d7a..bcca411 100644
--- a/manual/Tasks/echoproperties.html
+++ b/manual/Tasks/echoproperties.html
@@ -36,9 +36,9 @@ files.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/echoxml.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/echoxml.html b/manual/Tasks/echoxml.html
index c2740bf..1bf262a 100644
--- a/manual/Tasks/echoxml.html
+++ b/manual/Tasks/echoxml.html
@@ -31,9 +31,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/ejb.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/ejb.html b/manual/Tasks/ejb.html
index e9298b8..2bc8793 100644
--- a/manual/Tasks/ejb.html
+++ b/manual/Tasks/ejb.html
@@ -75,12 +75,12 @@ applications and definitely not new EJB 2.x servers.</p>
 <hr/>
 <h2 id="ejbtasks">EJB Tasks</h2>
 <table>
-  <tr><th>Task</th><th colspan="2">Application Servers</th></tr>
+  <tr><th scope="col">Task</th><th scope="col" colspan="2">Application Servers</th></tr>
   <tr><td><a href="BorlandGenerateClient.html">blgenclient</a></td><td colspan="2">Borland
     Application Server 4.5 and 5.x</td></tr>
   <tr><td><a href="#iplanet-ejbc">iplanet-ejbc</a></td><td colspan="2">iPlanet Application Server
     6.0</td></tr>
-  <tr><td rowspan="8"><a href="#ejbjar">ejbjar</a></td><th colspan="2">Nested Elements</th></tr>
+  <tr><td rowspan="8"><a href="#ejbjar">ejbjar</a></td><th scope="col" colspan="2">Nested Elements</th></tr>
   <tr><td><a href="BorlandEJBTasks.html">borland</a></td><td>Borland Application Server 4.5 and
     5.x</td></tr>
   <tr><td><a href="#ejbjar_iplanet">iPlanet</a></td><td>iPlanet Application Server 6.0</td></tr>
@@ -104,9 +104,9 @@ mechanisms.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>descriptors</td>
@@ -154,9 +154,9 @@ present or are out of date, the <kbd>ejbc</kbd> tool is run to generate new vers
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>descriptors</td>
@@ -222,9 +222,9 @@ utility be called to generate new stubs and skeletons.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
 
   <tr>
@@ -311,10 +311,10 @@ stopped.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required for 4.5.1 and 5.1</th>
-    <th>Required for 6.0</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required for 4.5.1 and 5.1</th>
+    <th scope="col">Required for 6.0</th>
   </tr>
   <tr>
     <td>BEAhome</td>
@@ -442,9 +442,9 @@ the <var>BEAHome</var> to have this task work correctly under 6.0</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>BEAHome</td>
@@ -624,9 +624,9 @@ the behaviour corresponding to the value <q>none</q>.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>descriptordir</td>
@@ -741,9 +741,9 @@ classes in the classpath, you would need to use a <code>&lt;dtd&gt;</code> eleme
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>publicId</td>
@@ -782,7 +782,7 @@ them to the final EJB jar file. JBoss has two deployment descriptors:</p>
   <li><samp>jboss.xml</samp></li>
   <li>for container manager persistence:
     <table>
-      <tr><th>CMP version</th><th>File name</th></tr>
+      <tr><th scope="col">CMP version</th><th scope="col">File name</th></tr>
       <tr><td>CMP 1.0</td><td><samp>jaws.xml</samp></td></tr>
       <tr><td>CMP 2.0</td><td><samp>jbosscmp-jdbc.xml</samp></td></tr>
     </table>
@@ -793,9 +793,9 @@ skeletons.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>
@@ -850,9 +850,9 @@ as <samp>META-INF/Customer-weblogic-cmp-rdbms-jar.xml</samp>.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>
@@ -1017,9 +1017,9 @@ set of attributes plus these additional attributes</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>toplinkdescriptor</td>
@@ -1158,9 +1158,9 @@ the <code>websphere.home</code> property (look at the examples below).</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>
@@ -1275,9 +1275,9 @@ example, <var>suffix</var>).  Refer to the appropriate documentation for more de
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
 
   <tr>
@@ -1431,9 +1431,9 @@ example, <var>suffix</var>). Refer to the appropriate documentation for more det
 <table class="attr">
   <tbody>
     <tr>
-      <th>Attribute</th>
-      <th>Description</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Description</th>
+      <th scope="col">Required</th>
     </tr>
     <tr>
       <td>destdir</td>
@@ -1578,9 +1578,9 @@ descriptors and adds them to the final EJB jar file. Orion has one deployment de
 </ul>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destdir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/exec.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/exec.html b/manual/Tasks/exec.html
index 166dafd..6d02cfa 100644
--- a/manual/Tasks/exec.html
+++ b/manual/Tasks/exec.html
@@ -119,9 +119,9 @@ standard input.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>command</td>
@@ -279,9 +279,9 @@ elements. See <a href="../using.html#arg">Command line arguments</a>.</p>
 nested <code>&lt;env&gt;</code> elements.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>key</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/fail.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/fail.html b/manual/Tasks/fail.html
index ac3fefd..6e239dc 100644
--- a/manual/Tasks/fail.html
+++ b/manual/Tasks/fail.html
@@ -34,9 +34,9 @@ the element.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>message</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/filter.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/filter.html b/manual/Tasks/filter.html
index 419542a..1298897 100644
--- a/manual/Tasks/filter.html
+++ b/manual/Tasks/filter.html
@@ -36,9 +36,9 @@ incorrect tokens are ignored.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>token</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/fixcrlf.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/fixcrlf.html b/manual/Tasks/fixcrlf.html
index 276d393..f1fae73 100644
--- a/manual/Tasks/fixcrlf.html
+++ b/manual/Tasks/fixcrlf.html
@@ -52,13 +52,13 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th rowspan="2">Attribute</th>
-    <th rowspan="2">Description</th>
-    <th colspan="2">Required</th>
+    <th scope="col" rowspan="2">Attribute</th>
+    <th scope="col" rowspan="2">Description</th>
+    <th scope="col" colspan="2">Required</th>
   </tr>
   <tr>
-    <th>As Task</th>
-    <th>As Filter</th>
+    <th scope="col">As Task</th>
+    <th scope="col">As Filter</th>
   </tr>
   <tr>
     <td>srcDir</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/ftp.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/ftp.html b/manual/Tasks/ftp.html
index 5118877..e587d48 100644
--- a/manual/Tasks/ftp.html
+++ b/manual/Tasks/ftp.html
@@ -56,9 +56,9 @@ connection.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>server</td>
@@ -333,9 +333,9 @@ connection.</p>
 <table>
   <thead>
     <tr>
-      <th>Action</th>
-      <th>meaning of <var>remotedir</var></th>
-      <th>use of nested <var>fileset</var>(s)</th>
+      <th scope="col">Action</th>
+      <th scope="col">meaning of <var>remotedir</var></th>
+      <th scope="col">use of nested <var>fileset</var>(s)</th>
     </tr>
   </thead>
   <tbody>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/genkey.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/genkey.html b/manual/Tasks/genkey.html
index 1497147..590abb9 100644
--- a/manual/Tasks/genkey.html
+++ b/manual/Tasks/genkey.html
@@ -31,9 +31,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>alias</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/get.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/get.html b/manual/Tasks/get.html
index e345ea1..5f74a71 100644
--- a/manual/Tasks/get.html
+++ b/manual/Tasks/get.html
@@ -47,9 +47,9 @@ the request is relayed to the proxy.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>src</td>
@@ -155,9 +155,9 @@ nested <code>&lt;header/&gt;</code> node are as follows:</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/hostinfo.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/hostinfo.html b/manual/Tasks/hostinfo.html
index 7226a4b..49a4585 100644
--- a/manual/Tasks/hostinfo.html
+++ b/manual/Tasks/hostinfo.html
@@ -50,9 +50,9 @@ build was performed on.  The best place for this task is probably in an initiali
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>prefix</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/image.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/image.html b/manual/Tasks/image.html
index ae62861..8c920a4 100644
--- a/manual/Tasks/image.html
+++ b/manual/Tasks/image.html
@@ -35,9 +35,9 @@
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>failonerror</td>
@@ -127,9 +127,9 @@ and <code>Scale</code> objects.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>angle</td>
@@ -143,9 +143,9 @@ and <code>Scale</code> objects.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>proportions</td>
@@ -180,9 +180,9 @@ object.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>xloc</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/import.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/import.html b/manual/Tasks/import.html
index 531f420..cb5f4fb 100644
--- a/manual/Tasks/import.html
+++ b/manual/Tasks/import.html
@@ -140,9 +140,9 @@
 <table class="attr">
   <tbody>
     <tr>
-      <th>Attribute</th>
-      <th>Description</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Description</th>
+      <th scope="col">Required</th>
     </tr>
     <tr>
       <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/include.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/include.html b/manual/Tasks/include.html
index eaab62e..09f9d56 100644
--- a/manual/Tasks/include.html
+++ b/manual/Tasks/include.html
@@ -135,9 +135,9 @@
 <table class="attr">
   <tbody>
     <tr>
-      <th>Attribute</th>
-      <th>Description</th>
-      <th>Required</th>
+      <th scope="col">Attribute</th>
+      <th scope="col">Description</th>
+      <th scope="col">Required</th>
     </tr>
     <tr>
       <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/input.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/input.html b/manual/Tasks/input.html
index b7b5989..b745332 100644
--- a/manual/Tasks/input.html
+++ b/manual/Tasks/input.html
@@ -58,9 +58,9 @@ the <code>input</code> task.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>message</td>
@@ -97,9 +97,9 @@ different <code>Input</code> tasks.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr id="handler.type">
     <td>type</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jar.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jar.html b/manual/Tasks/jar.html
index c30785d..8cf0c64 100644
--- a/manual/Tasks/jar.html
+++ b/manual/Tasks/jar.html
@@ -98,9 +98,9 @@ e.g. decreasing the size by deleting 'same' classes from the versions-branches,
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>
@@ -365,9 +365,9 @@ service is the the <var>provider</var> attribute, or if one wants to specify a n
 that implement the service, by <code>provider</code> nested elements.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>type</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jarlib-available.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jarlib-available.html b/manual/Tasks/jarlib-available.html
index 6fe1c32..5939549 100644
--- a/manual/Tasks/jarlib-available.html
+++ b/manual/Tasks/jarlib-available.html
@@ -39,9 +39,9 @@ target="_top">Extension and ExtensionSet documentation</a> for further details.<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jarlib-display.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jarlib-display.html b/manual/Tasks/jarlib-display.html
index 8d78957..0001043 100644
--- a/manual/Tasks/jarlib-display.html
+++ b/manual/Tasks/jarlib-display.html
@@ -39,9 +39,9 @@ target="_top">Extension and ExtensionSet documentation</a> for further details.<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jarlib-manifest.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jarlib-manifest.html b/manual/Tasks/jarlib-manifest.html
index a5ab9b6..8456723 100644
--- a/manual/Tasks/jarlib-manifest.html
+++ b/manual/Tasks/jarlib-manifest.html
@@ -40,9 +40,9 @@ target="_top">Extension and ExtensionSet documentation</a> for further details.<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>destfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jarlib-resolve.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jarlib-resolve.html b/manual/Tasks/jarlib-resolve.html
index e21df8d..03f1a79 100644
--- a/manual/Tasks/jarlib-resolve.html
+++ b/manual/Tasks/jarlib-resolve.html
@@ -42,9 +42,9 @@ target="_top">Extension and ExtensionSet documentation</a> for further details.<
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>property</td>
@@ -73,9 +73,9 @@ target="_top">Extension and ExtensionSet documentation</a> for further details.<
 to project directory.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>location</td>
@@ -88,9 +88,9 @@ to project directory.</p>
 <p>The <code>url</code> resolver allows you to download a library from a URL to a local file.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>url</td>
@@ -113,9 +113,9 @@ to project directory.</p>
 library.</p>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>antfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/java.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/java.html b/manual/Tasks/java.html
index 2cf434b..f644988 100644
--- a/manual/Tasks/java.html
+++ b/manual/Tasks/java.html
@@ -43,9 +43,9 @@ because it tries to read from the standard input.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr id="classname">
     <td>classname</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/javac.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/javac.html b/manual/Tasks/javac.html
index 55845e4..28850b8 100644
--- a/manual/Tasks/javac.html
+++ b/manual/Tasks/javac.html
@@ -102,9 +102,9 @@ file will not get compiled even if a native header file generated for it would b
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>srcdir</td>
@@ -438,9 +438,9 @@ like <a href="../using.html#arg">Command-line Arguments</a> but have an addition
 can be used to enable arguments only if a given compiler implementation will be used.</p>
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>value</td>
@@ -666,9 +666,9 @@ are <q>false</q>.</p>
 
 <table>
   <tr>
-    <th>Property</th>
-    <th>Description</th>
-    <th>Default</th>
+    <th scope="col">Property</th>
+    <th scope="col">Description</th>
+    <th scope="col">Default</th>
   </tr>
   <tr>
     <td><code>build.compiler.emacs</code></td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/javacc.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/javacc.html b/manual/Tasks/javacc.html
index 7d83077..a766766 100644
--- a/manual/Tasks/javacc.html
+++ b/manual/Tasks/javacc.html
@@ -42,9 +42,9 @@ task will still work, but it will always generate the output files.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>target</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/javadoc.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/javadoc.html b/manual/Tasks/javadoc.html
index a958c0d..eaebb4e 100644
--- a/manual/Tasks/javadoc.html
+++ b/manual/Tasks/javadoc.html
@@ -80,10 +80,10 @@ with the <var>exclude</var> patterns of the <code>packageset</code> (and vice ve
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Availability on Java</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Availability on Java</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>sourcepath</td>
@@ -550,9 +550,9 @@ filesets, filelists or paths) will be passed to javadoc as source files.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -573,9 +573,9 @@ Same as for <code>package</code>.
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>file</td>
@@ -612,9 +612,9 @@ arguments.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>href</td>
@@ -658,9 +658,9 @@ arguments.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>title</td>
@@ -710,9 +710,9 @@ those tags.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>
@@ -767,9 +767,9 @@ target="_top">the default taglets</a>.</p>
 <h5>Parameters</h5>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>name</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/javah.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/javah.html b/manual/Tasks/javah.html
index 2d1b39e..9425e36 100644
--- a/manual/Tasks/javah.html
+++ b/manual/Tasks/javah.html
@@ -64,9 +64,9 @@ done is breaking the amount of classes to compile into smaller chunks.</p>
 <h3>Parameters</h3>
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>class</td>
@@ -139,9 +139,9 @@ can be used to enable arguments only if a given compiler implementation will be
 
 <table class="attr">
 <tr>
-  <th>Attribute</th>
-  <th>Description</th>
-  <th>Required</th>
+  <th scope="col">Attribute</th>
+  <th scope="col">Description</th>
+  <th scope="col">Required</th>
 </tr>
   <tr>
     <td>value</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jdepend.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jdepend.html b/manual/Tasks/jdepend.html
index ed12569..f9af5cf 100644
--- a/manual/Tasks/jdepend.html
+++ b/manual/Tasks/jdepend.html
@@ -48,9 +48,9 @@ default the task writes its report to the standard output.</p>
 
 <table class="attr">
   <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
   </tr>
   <tr>
     <td>outputfile</td>

http://git-wip-us.apache.org/repos/asf/ant/blob/d4fedd5a/manual/Tasks/jjdoc.html
----------------------------------------------------------------------
diff --git a/manual/Tasks/jjdoc.html b/manual/Tasks/jjdoc.html
index 4e95277..500e06f 100644
--- a/manual/Tasks/jjdoc.html
+++ b/manual/Tasks/jjdoc.html
@@ -42,9 +42,9 @@ documentation file.</p>
 
 <table class="attr">
 <tr>
-    <th>Attribute</th>
-    <th>Description</th>
-    <th>Required</th>
+    <th scope="col">Attribute</th>
+    <th scope="col">Description</th>
+    <th scope="col">Required</th>
 </tr>
 
 <tr>