I am also looking into some similar areas. Looking for replies???

Kevin Erickson

On Jul 26, 2012, at 6:41 PM, Isabel Santos <unboun...@gmail.com> wrote:

> Hi all,
> I've been researching for a way to use aria roles and states, to enhance 
> accessibility on a web application, but it seems to be turning my brain into 
> a soup of glia cells and floating neurons flashing like crazy fireflies!
> I decided to use polyglot markup, allthough it involved serving it as 
> text-html for old trident browsers, to be able to include xml content on the 
> site (wich I'm still learning). 
> Since I'm using dropdown menus, that do not open on tab focus without 
> javascript, I decided to try on wai-aria to improve the overall accessibility 
> of the site, complementing the semantics, with or without javascript. And all 
> was well, I was loving the idea and the new possibilities WAI-ARIA brings to 
> the game, untill I tested it in http://validator.nu/.
> According to the Polyglot Markup: HTML-Compatible XHTML Documents 
> (http://www.w3.org/TR/html-polyglot/)
> I shouldn't use any docktype on the head of the document besides the 
> <!DOCTYPE HTML> declaration,
> and am only allowed to use the default namespaces
> <html xmlns="http://www.w3.org/1999/xhtml";>
> <math xmlns="http://www.w3.org/1998/Math/MathML";>
> <svg xmlns="http://www.w3.org/2000/svg";>
> wich by the way, I can and should omit, because they are included in the 
> html5 by default.
> Yet XHTML is, according to http://www.alistapart.com/articles/waiaria/ the 
> extendible markup language, so it makes sense to extended it.
> Also, xml is supposed to allow for publication and standardization of 
> doctypes and schemas, to avoid the need to be always reinventing the weel, 
> and to allow easier document sharing.
> Since WAI-ARIA is gaining so mutch ground in terms of implementation (I'm 
> gessing probably more driven by the mobile market then by the screen reader 
> user needs) their should be already a doctype or a schema learking around.
> I'm not sure the one on ALAs exemple is what I need, but then again, it seems 
> to have been designed to xhtml 1.1, not to polyglot XHTML5.
> I canĀ“t avoid stranging that I'm finding so few documents on the web 
> mentioning both polyglot markup and WAI-ARIA, most of them refering to older 
> xhtml versions, stating the incompatibility, whille telling us to break the 
> standards in favor of the accessibility (no doubt accessibility is more 
> important, but why should one have to choose?).
> I'm probably missing something here, this doesn't make much sense, I'm 
> really, really confused, too many documents, from several different groups, 
> and I'm far from an expert.
> Can any of you offer some guidance on the matter?
> already gratefull for your time,
> regards
> isabel santos
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