[document web]
++[heading] name='Heading 2, no tabIndex'
++++[static] name='Heading 2, no tabIndex'
++[heading] name='Heading 1, tabIndex of negative 1'
++++[static] name='Heading 1, tabIndex of negative 1'
++[heading] name='Heading 3, tabIndex of 0'
++++[static] name='Heading 3, tabIndex of 0'
++[heading] name='Heading 4, tabIndex of 1'
++++[static] name='Heading 4, tabIndex of 1'