How to do tabs
Aus International Center for Computational Logic
Standard tabs of various sizes
This is the content of the first tab. You can use regualr markup: Hauptseite
You can use longer content too: Hauptseite
Not much here.
MediaWIki headlines within tabs are not a good idea. At least the table of contents links to these sections will not work if the tab is not displayed.
How to hide tabs (using template functions or queries)
This is the only tab that's visible now