No need to focus ace, add more expansions.

lib/ace/ext/chromevox.js

@@ -304,6 +304,14 @@ var rules = {
       {
         substr: '>',
         newSubstr: ' tag end '
+      },
+      {
+        substr: '</',
+        newSubstr: ' closing tag '
+      },
+      {
+        substr: '/>',
+        newSubstr: ' close tag '
       }
     ]
   }
@@ -876,7 +884,7 @@ var init = function(editor) {
   cvoxAce.editor.getSession().on('changeAnnotation', onAnnotationChange);
   cvoxAce.editor.on('changeStatus', onChangeStatus);
   cvoxAce.editor.on('findSearchBox', onFindSearchbox);
-  window.addEventListener('keydown', onKeyDown);
+  editor.container.addEventListener('keydown', onKeyDown);
 
   /* Assume we start in command mode if vim. */
   if (isVimMode()) {