[e] (0) adding notes for menu construction.

git-svn-id: http://svn.whatwg.org/webapps@974 340c8d12-0b0e-0410-8428-c7bf67bfef74

index

@@ -22003,6 +22003,14 @@ XXX selection ranges -->
    <dd><a href="#ignored">Ignore</a> the node.
   </dl>
 
+  <p class=issue>We should support <code>label</code> in the algorithm above
+   -- just iterate through the contents like with <code><a
+   href="#li">li</a></code>, to support <code>input</code> elements in
+   <code>label</code> elements. Also, <code>optgroup</code> elements without
+   labels should be ignored (maybe? or at least should say they have no label
+   so that they are dropped below), and <code>select</code> elements inside
+   <code>label</code> elements may need special processing.
+
   <p>Once all the nodes have been processed as described above, the user
    agent must the post-process the menu as follows:
 

source

@@ -19628,6 +19628,15 @@ XXX selection ranges -->
 
   </dl>
 
+  <p class="issue">We should support <code>label</code> in the
+  algorithm above -- just iterate through the contents like with
+  <code>li</code>, to support <code>input</code> elements in
+  <code>label</code> elements. Also, <code>optgroup</code> elements
+  without labels should be ignored (maybe? or at least should say they
+  have no label so that they are dropped below), and
+  <code>select</code> elements inside <code>label</code> elements may
+  need special processing.</p>
+
   <p>Once all the nodes have been processed as described above, the
   user agent must the post-process the menu as follows:</p>