diff --git a/website/o3dv/js/cookiedialog.js b/website/o3dv/js/cookiedialog.js
index b17244b..6758301 100644
--- a/website/o3dv/js/cookiedialog.js
+++ b/website/o3dv/js/cookiedialog.js
@@ -15,5 +15,6 @@ OV.ShowCookieDialog = function (onAccept)
     OV.AddDiv (contentDiv, 'ov_dialog_section', text);
     dialog.SetCloseable (false);
     dialog.Show ();
+    dialog.MoveToTop ();
     return dialog;
 };
diff --git a/website/o3dv/js/modal.js b/website/o3dv/js/modal.js
index 231be4c..59df455 100644
--- a/website/o3dv/js/modal.js
+++ b/website/o3dv/js/modal.js
@@ -72,6 +72,15 @@ OV.Modal = class
         this.isOpen = false;
     }
 
+    MoveToTop ()
+    {
+        if (!this.isOpen) {
+            return;
+        }
+        this.modalDiv.style.zIndex = '1000';
+        this.overlayDiv.style.zIndex = '1000';
+    }
+
     IsOpen ()
     {
         return this.isOpen;
@@ -129,6 +138,11 @@ OV.Dialog = class
     {
         this.modal.Close ();
     }
+
+    MoveToTop ()
+    {
+        this.modal.MoveToTop ();
+    }
 };
 
 OV.ProgressDialog = class extends OV.Dialog