diff --git a/htdocs/includes/pwc/window.js b/htdocs/includes/pwc/window.js
index 5fc2533f879..4ac5200c0af 100644
--- a/htdocs/includes/pwc/window.js
+++ b/htdocs/includes/pwc/window.js
@@ -1228,8 +1228,8 @@ var Windows = {
   observers: [],
   focusedWindow: null,
   maxZIndex: 0,
-  overlayShowEffectOptions: {duration: 0.5},
-  overlayHideEffectOptions: {duration: 0.5},
+  overlayShowEffectOptions: {duration: 0.3},
+  overlayHideEffectOptions: {duration: 0.3},
 
   addObserver: function(observer) {
     this.removeObserver(observer);