Accesibilidad web

The World Wide Web has become a new mass media and because of that it also has to be accessible to guarantee that the Information Society is inclusive and does not discriminate people with disabilities. To that end, accessibility support is needed in three levels: web content, authoring tools and user agents or browsers. This article first introduces the problem of web accessiblity and then focuses on the web content accessibility guidelines of the World Wide Web Consortium. Later on, the article discuss the need of the evaluation of the accessibility level of web sites, evaluation that cannot be fully automated. An example of a semi-automatic tool for web accessibility evaluation, called HERA, is presented. Finally, as concluding remarks, some myths related to web accessiblity are discussed and rebated.