Display current language flag next to the Language menu (for easier identification)

i2p2www/pages/global/lang.html

@@ -1,5 +1,5 @@
 <ul class="languages">
-  <li><a href="{{ change_lang('en') }}"><img src="{{ url_for('static', filename='images/flags/us.png') }}" alt="English" /></a></li>
+  <li><a href="{{ change_lang('en') }}"><img src="{{ url_for('static', filename='images/flags/en.png') }}" alt="English" /></a></li>
   <li><a href="{{ change_lang('es') }}"><img src="{{ url_for('static', filename='images/flags/es.png') }}" alt="Castellano" /></a></li>
   <li><a href="{{ change_lang('zh') }}"><img src="{{ url_for('static', filename='images/flags/zh.png') }}" alt="Chinese" /></a></li>
   <li><a href="{{ change_lang('de') }}"><img src="{{ url_for('static', filename='images/flags/de.png') }}" alt="Deutsch" /></a></li>

i2p2www/pages/global/nav.html

@@ -130,7 +130,7 @@
       <li><a href="{{ site_url('volunteer/todo') }}"><span>{{ _('Task list') }}</span></a></li>
     </ul>
   </li>
-  <li class="has-sub right"><a href="#"><span>{{ _('Language') }}</span></a>
+  <li class="has-sub right"><a href="#"><span><img src="{{ url_for('static', filename='images/flags/'+g.lang+'.png') }}" /> {{ _('Language') }}</span></a>
     {% include "global/lang.html" %}
   </li>
 </ul>