I need to know if its possible to show a window.open pop-up while navigating away from the current page; currently based on event.returnval ue for any change in data we IE shows a confirm popup "Are you sure you want to navigate away?".

On clicking 'OK' to the above question, i need to know if i can show another pop-up and make user stay on the same page without navigating away?

I tried few method, pop-up is...