AccessibilityTest.java:14: error: unexpected heading used: <H1>, compared to implicit preceding heading: <H1>
     * <h1> ... </h1>
       ^
AccessibilityTest.java:19: error: heading used out of sequence: <H3>, compared to implicit preceding heading: <H1>
     * <h3> ... </h3>
       ^
AccessibilityTest.java:25: error: heading used out of sequence: <H4>, compared to previous heading: <H2>
     * <h4> ... </h4>
       ^
AccessibilityTest.java:30: error: unexpected heading used: <H2>, compared to implicit preceding heading: <H3>
     * <h2> ... </h2>
       ^
AccessibilityTest.java:40: error: unexpected heading used: <H3>, compared to implicit preceding heading: <H3>
     * <h3> ... </h3>
       ^
AccessibilityTest.java:41: error: heading used out of sequence: <H5>, compared to previous heading: <H3>
     * <h5> ... </h5>
       ^
AccessibilityTest.java:46: error: no "alt" attribute for image
     * <img src="x.jpg">
       ^
AccessibilityTest.java:61: error: no summary or caption for table
     * <table><tr><th>head<tr><td>data</table>
                                      ^
8 errors