I like this proposal.
On Tue, Jul 22, 2014 at 9:53 AM, James Nurthen <james.nurthen@oracle.com>
wrote:
> All,
> I looked at F17 in a bit more detail and added the following notes into
> the WG Notes box at
>
> https://www.w3.org/2006/02/lc-comments-tracker/35422/WD-WCAG20-TECHS-20140107/2904
>
> Following the call I researched a little more. I think we should use the
> text in the HTML5 spec to give a proposed change to bullet 4 of
>
> "For client-side image maps, check that the value of the usemap attribute
> is a valid hash-name reference to a map element."
>
> Hash-name reference in html5 is defined at
> http://www.w3.org/TR/html5/infrastructure.html#syntax-references. Perhaps
> this should be added in the resources section.
>
> On further thoughts perhaps we should genericise this even more to cover
> other cases which use hash-name references.
> Proposed steps in a more generic test procedure are:
>
> 1) Check that attribute values that have an idref value have a
> corresponding id value.
> 2) Check that attribute values that have a hash-name reference refer to a
> valid name or id.
>
> If step #1 or step #2 is false, then this failure condition applies and
> the content fails the success criterion.
>
>
>
>
> --
> Regards, James
>
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