Test your browser’s popup blocker

http://www.popuptest.com
This site has varieties of popup generators. Use this to find out how efficient your popup blocker is.

I ran a test with it on IE with Google popup blocker and Firefox (It has inbuilt popup blocker).
The result, IE failed in 4 test and Firefox 1.

Tests failed in IE
Come & Go Test
Floating popup
Modeless Window
Floating banner
Sticky popup

Test failed in Firefox
Drop down Popup