That's strange. When I click it, I see 60 threads on the normal one, and 44 on the one excluding those four forums.
Everyone will see a different number of new posts, but there shouldn't be such a big difference between the two links.
It seems to be working for me now. Not sure what the issue was earlier, I was on a different computer.
Here are all for forum IDs for those that want to know.
9 - TUG
10 - About TUG BBS
7 - About the Rest of TUG
11 - Timesharing
13 - Buying, Selling, Renting
55 - Bargain Deals
56 - Ratings of Timeshare Related Businesses
12 - Exchanging
49 - Ask Dial an Exchange(DAE)
50 - Ask Trading Places International (TPI)
57 - Ask Platinum Interchange
15 - Travel Info
17 - New to Timesharing? Look Here!
16 - Last Minute Rentals
45 - Rentals Offered
46 - Rentals Wanted
53 - Timeshare Resort Systems
52 - Hilton / HGVC
29 - Marriott Resort System
51 - Starwood Vacation Ownership
47 - Wyndham Resorts
54 - Disney Vacation Club - DVC
30 - All Other Timeshare Systems
59 - Diamond Resorts International - DRI
48 - Non-traditional Interval Ownership
5 - Timeshare Resort Regions
18 - US - East Coast Timesharing
19 - US - Florida Timesharing
20 - US - Central Timesharing
21 - US - West Coast Timesharing
22 - US - Hawaii Timesharing
23 - Canada Timesharing
24 - Caribbean Timesharing
25 - Mexico Timesharing
26 - European Timesharing
27 - South African Timesharing
28 - International Timesharing
1 - General Discussion
2 - TUG Lounge
6 - Private Forums
3 - Sightings/Distressed