another html-aam link

Author: Michael Cooper

aria-practices.html

@@ -3285,7 +3285,7 @@ <h5>HTML5 Techniques</h5>
             <li>The HTML5 <code>footer</code> element defines a <code>contentinfo</code> landmark when its context is the <code>body</code> element.</li>
 
             <li>
-              The HTML5 <code>footer</code> element is not considered a <code>contentinfo</code> landmark when it is descendant of any of following elements (see <a href="http://w3c.github.io/aria/html-aam/html-aam.html">HTML Accessibility Mappings</a>):
+              The HTML5 <code>footer</code> element is not considered a <code>contentinfo</code> landmark when it is descendant of any of following elements (see <a href="" class="html-mapping">HTML Accessibility Mappings</a> [[HTML-AAM]]):
               <ul>
                 <li><code>article</code></li>
                 <li><code>aside</code></li>