Popup window script needed that will activate on site exit, as opposed to page exit, when a visitor leaves a site and hasn't made a purchase. Also needs to include a cookie so window only pops once per session.
Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. Complete copyrights to all work purchased.
Comp. with most browsers.
## Deadline information
Prefer coders from EST GMT-5 time zone.