diff --git a/HISTORY.md b/HISTORY.md
index 2cf022a..2b4ea7c 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -3,8 +3,9 @@
 https://github.com/josdejong/jsoneditor
 
 
-## not yet released, version 5.13.4
+## not yet released, version 5.14.0
 
+- Implemented support for translations. Thanks @mariohmol.
 - Fixed a bug sometimes occurring when dragging items from array to
   object, see #509. Thanks @43081j.
 - Fixed autocomplete not accepting returned `null` values, see #512.
diff --git a/docs/api.md b/docs/api.md
index 5081b20..6302205 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -125,7 +125,7 @@ Constructs a new JSONEditor.
 
   The following example allow you can create a "Person" node and a "Address" node, each one will appear in your context menu, once you selected the whole json object will be created.
 
-    ```js
+  ```js
   var options = {
     templates: [
           {
@@ -192,12 +192,12 @@ Constructs a new JSONEditor.
 
   Adds status bar to the buttom of the editor - the status bar shows the cursor position and a count of the selected charcters. True by default. Only applicable when `mode` is 'code' or 'text'.
 
-  - `{string} language`
+- `{string} language`
 
-  The default language comes from the browser navigator, but you can force a specific language. So use here string as 'en' or 'pt-BR'.
+  The default language comes from the browser navigator, but you can force a specific language. So use here string as 'en' or 'pt-BR'. Built-in languages: `en`, `pt-BR`. Other translations can be specified via the option `languages`.
 
 
-  - `{Object} languages`
+- `{Object} languages`
 
   You can override existing translations or provide a new translation for a specific language. To do it provide an object at languages with language and the keys/values to be inserted. For example:
 
@@ -212,6 +212,8 @@ Constructs a new JSONEditor.
   }
   ```
 
+  All available fields for translation can be found in the source file `src/js/i18n.js`.
+
 
 ### Methods
 
diff --git a/examples/14_translate.html b/examples/14_translate.html
index 706a33c..aef8766 100644
--- a/examples/14_translate.html
+++ b/examples/14_translate.html
@@ -2,10 +2,10 @@
 <html>
 
 <head>
-  <title>JSONEditor | Basic usage</title>
+  <title>JSONEditor | Translate</title>
 
   <link href="../dist/jsoneditor.css" rel="stylesheet" type="text/css">
-  <script src="../dist/jsoneditor.js"></script>
+  <script src="../dist/jsoneditor.min.js"></script>
 
   <style type="text/css">
     #jsoneditor {
@@ -16,6 +16,9 @@
 </head>
 
 <body>
+  <p>
+    JSONEditor has support for multiple languages (i18n), in this case uses <code>pt-BR</code>.
+  </p>
   <p>
     <button id="setJSON">Set JSON</button>
     <button id="getJSON">Get JSON</button>
@@ -28,7 +31,7 @@
     var options = {
       // switch between pt-BR or en for testing forcing a language
       // leave blank to get language
-      'language': 'en',  
+      'language': 'pt-BR',
       'languages': {
         'pt-BR': {
           'auto': 'Automático testing'
diff --git a/src/js/i18n.js b/src/js/i18n.js
index d957bc9..26fb437 100644
--- a/src/js/i18n.js
+++ b/src/js/i18n.js
@@ -105,7 +105,9 @@ var _defs = {
 var _defaultLang = 'en';
 var _lang;
 var userLang = navigator.language || navigator.userLanguage;
-_lang = _locales.find(l => l === userLang);
+_lang = _locales.find(function (l) {
+    return l === userLang;
+});
 if (!_lang) {
     _lang = _defaultLang;
 }
@@ -115,11 +117,13 @@ module.exports = {
     _locales: _locales,
     _defs: _defs,
     _lang: _lang,
-    setLanguage(lang) {
+    setLanguage: function (lang) {
         if (!lang) {
             return;
         }
-        var langFound = _locales.find(l => l === lang);
+        var langFound = _locales.find(function (l) {
+            return l === lang;
+        });
         if (langFound) {
             _lang = langFound;
         } else {
@@ -131,7 +135,9 @@ module.exports = {
             return;
         }
         for (var key in languages) {
-            var langFound = _locales.find(l => l === key);
+            var langFound = _locales.find(function (l) {
+                return l === key;
+            });
             if (!langFound) {
                 _locales.push(key);
             }
diff --git a/src/js/treemode.js b/src/js/treemode.js
index fb6d762..27e4584 100644
--- a/src/js/treemode.js
+++ b/src/js/treemode.js
@@ -10,7 +10,9 @@ var Node = require('./Node');
 var ModeSwitcher = require('./ModeSwitcher');
 var util = require('./util');
 var autocomplete = require('./autocomplete');
-var { translate, setLanguages, setLanguage}  = require('./i18n');
+var translate = require('./i18n').translate;
+var setLanguages = require('./i18n').setLanguages;
+var setLanguage = require('./i18n').setLanguage;
 
 // create a mixin with the functions for tree mode
 var treemode = {};
