Resolves #13

app/modules/UtilsModule.php

@@ -4,6 +4,24 @@
  * This class represents your module
  */
 class UtilsModule {
+    /**
+     * @param $lang
+     * @return void
+     */
+    public static function setLanguage($lang)
+    {
+        setLanguage($lang);
+        $_COOKIE['current_language'] = $lang;
+    }
+
+    /**
+     * @return string
+     */
+    public static function getLanguage()
+    {
+        return $_COOKIE['current_language'];
+    }
+
     /**
      * @return array
      */