To enable pop-ups in Internet Explorer click on the yellow bar at the top of this window and select "Always allow pop-ups From This Site.." from the menu.
The bar looks like this:
To enable pop-ups in Google Chrome click on the icon with the red cross and select "Always allow pop-ups From.." from the menu.
The icon looks like this:
To enable pop-ups in Safari click on the gear icon in the top-right corner of the Safari window and de-select "Block Pop-Up Windows" from the menu.
The icon and menu look like this:
Other suggestions for unblocking
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