diff --git a/includes/locale.php b/includes/locale.php
index fd7aa734..902feb69 100755
--- a/includes/locale.php
+++ b/includes/locale.php
@@ -54,6 +54,18 @@ if (empty($_SESSION['locale']) && strlen($_SERVER['HTTP_ACCEPT_LANGUAGE']) >= 2)
         case "tr":
             $locale = "tr_TR.UTF-8";
             break;
+        case "id":
+            $locale = "id_ID.UTF-8";
+            break;
+        case "ko":
+            $locale = "ko_KR.UTF-8";
+            break;
+        case "ja":
+            $locale = "ja_JP.UTF-8";
+            break;
+        case "vi":
+            $locale = "vi_VN.UTF-8";
+            break;
         default:
             $locale = "en_GB.UTF-8";
             break;