Add alternative text for icons/flags

display.py

@@ -364,7 +364,7 @@ class DisplayHTMLPage(object):
         for block in self.blocks:
             block.build(f, filters=filters)
         if displayVersion:
-            f.write(u'<center>Generated by <a href="%s">IWLA %s</a></center>' %
+            f.write(u'<span style="text-align:center">Generated by <a href="%s">IWLA %s</a></span>' %
                     ("http://indefero.soutade.fr/p/iwla", self.iwla.getVersion()))
         f.write(u'</body></html>')
         f.close()