I've been searching through the net and also looking for previous posting questions here but I dont receive an answer like what I want.
This "Alert Box" should have options for "OK" and "Cancel".
When this PopUp shown, the main window (page #1) is redirected to another URL (page #2).
If visitor click "Cancel" then he will stay on page #2.
But if he clicks "OK" then he will be redirected to page #3.
Will this possible ?
By the way, for clear example, please open this site and close it so you'll see the effect that I'm looking for: