Forum:Tabview doesn't work on monobook theme

As you can see here List of merchandise works on both themes and List of episodes don't:

http://spongebob.wikia.com/wiki/List_of_episodes?useskin=oasis http://spongebob.wikia.com/wiki/List_of_episodes?useskin=monobook http://spongebob.wikia.com/wiki/List_of_merchandise?useskin=oasis http://spongebob.wikia.com/wiki/List_of_merchandise?useskin=monobook

P.S.: According to some comments it does work for some guys. For me it only works in preview before saving.