Search Results for "presentation layer"

AJAX is a very powerful way of making your web page interactive. It is a straightforward instrument for experienced web-developers and therefore it is very popular nowadays. But AJAX has a very big problem with accessibility. Sometimes, pages with AJAX can trigger a script that simply changes the way the page looks like or changes the contents of the page. For someone that is using a screen reader to navigate through it, it is very hard to understand that possibly a text is somewhere changed. So, in order to make AJAX accessible, there

"Ask yourself “Do I really need AJAX?”. If yes use progressive enhancement. This means build a standard application then overlay with AJAX i.e. HIJAX. The RNIB UK wrote a good article about it that says: "Early in Spetember I presented at the Irish Design for All e-Accessibility Network on accessibility and AJAX. It was a great opportunity to meet people and discuss issues as well as a chance to listen to presentations given by Steve Faulkner from The Paciello Group, Joshua O’Conner from National Council for the Blind of Ireland and Des Traynor