Stan, the Nags quiz is password protected and sadly the originator died a couple of years.:(

As only he knew the password, unfortunately no new players can join, hence the dwindling numbers.

10phizz, plenty of other quizzes around, of the eBay ones, FHG is the most active

http://www.funtrivia.com/private/main.cfm?tid=79509

Round Table quiz

http://www.funtrivia.com/private/main.cfm?tid=85443