diff --git a/index.html b/index.html
index 3fe6244..e3d33fa 100644
--- a/index.html
+++ b/index.html
@@ -95,6 +95,9 @@
       width: 1300,
       height: 600,
       minScale: 0.1,
+      history: true,
+      progress: true,
+      controls: true,
       maxScale: 3,
       center: false,
       defaultTiming: 120,