-Some antivirus packages include a built-in popup
blocker, such as the Norton antivirus suite. -If you an unsure if you have a popup blocker, try our
Popup Blocker and Cookie Test Page
-Holding the CTRL key while Clicking the Begin Quiz button should temporarily over-ride popup blocking.
  -Some ISP-specific browsers, such as the AOL browser,
include a built-in popup blocker.
  -Some browsers, such as Mozilla and Safari, have a built-in popup blocker.
  -Most browser toolbars, such as the Google toolbar,
have a built-in popup blocker.