diff --git a/docs/doxygen/htmlfooter.inc b/docs/doxygen/htmlfooter.inc
index 397a75f4bf..bb0552fa30 100644
--- a/docs/doxygen/htmlfooter.inc
+++ b/docs/doxygen/htmlfooter.inc
@@ -6,10 +6,10 @@
 <tr>
     <td align="left">
         <a href="http://www.wxwidgets.org" style="margin-left: 0px">
-            <img src="powered-by-wxwidgets.png"/>
+            <img src="powered-by-wxwidgets.png">
         </a>
     </td>
-    <td valign="middle" align="center"><p class="footer">Page generated <tt>$datetime<tt/> by <a href="http://www.doxygen.org">Doxygen</a> $doxygenversion</p></td>
+    <td valign="middle" align="center"><p class="footer">Page generated <tt>$datetime</tt> by <a href="http://www.doxygen.org">Doxygen</a> $doxygenversion</p></td>
     <td valign="middle" align="right"><p>[ <a href="#top" class="top">top</a> ]</p></td>
 </tr>
 </table>