Set lang back to english

index.html

@@ -229,7 +229,7 @@
             bosh_service_url: 'http://devbox:8890/http-bind', // Please use this connection manager only for testing purposes
             debug: true ,
             hide_muc_server: false,
-            i18n: locales['zh'], // Refer to ./locale/locales.js to see which locales are supported
+            i18n: locales['en'], // Refer to ./locale/locales.js to see which locales are supported
             prebind: false,
             show_controlbox_by_default: true,
             xhr_user_search: false,