Fix lang pre-selection of lang picker

(would break in cases when html10n might not have loaded yet)

src/static/js/pad_editor.js

@@ -75,7 +75,10 @@ var padeditor = (function()
       {
         pad.changeViewOption('useMonospaceFont', $("#viewfontmenu").val() == 'monospace');
       });
-      $("#languagemenu").val(window.html10n.getLanguage());
+      
+      html10n.bind('localized', function() {
+        $("#languagemenu").val(html10n.getLanguage());
+      })
       $("#languagemenu").change(function() {
         pad.createCookie("language",$("#languagemenu").val(),null,'/');
         window.html10n.localize([$("#languagemenu").val(), 'en']);