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Configurable popup blocker that blocks ALL (even user-initiated) popup windows by default. But you can easily open the blocked popup or whitelist a domain, directly from the page.
< Spätná väzba na The Ultimate Popup Blocker
There are lot's of pop ups that loads when I tried to use this script on http://www.popuptest.com/
Please fix that
And when I click on the button to whitelist an website the button doesn't disappear and doesn't show any confirmation message,this gives the impression that didn't work.