a Integration Language (SMIL) 1.0</a>
                </li>
            <li>
                  <a href="http://www.w3.org/TR/SMIL/">Synchronized Multimedia Integration Language (SMIL 2.0)</a>
                </li>
            <li>
                  <a href="http://www.w3.org/TR/SMIL-access/">Accessibility Features of SMIL</a>
                </li>
            <li>
                  <a href="http://ncam.wgbh.org/invent_build/web_multimedia/accessible-digital-media-guide/guideline-h-multimedia#techH12">NCAM R