I see this error in the browser console:
Uncaught TypeError: root.newCountdown is not a function
at SessionKeeper.modalWarning (sessionkeeper.min.js?72894a6f67ea3cbf71e3dce3ab208a80:

at SessionKeeper.displayWarning (sessionkeeper.min.js?72894a6f67ea3cbf71e3dce3ab208a80:6)
at sessionkeeper.min.js?72894a6f67ea3cbf71e3dce3ab208a80:4