List of FedWiki sites that can be activated with a click on the chevron.
For example:
StS Neighborhood Rosters nes.marc.tries.fed.wiki nes.kerry.tries.fed.wiki jender.vision.fed.wiki denise.tries.fed.wiki claudius.tries.fed.wiki johnv.tries.fed.wiki Placeholder for another Roster
If you mouse over the grey space and double click you will see what goes into a roster.
The roster function is selected from the "factory", a list of plugins, accessed by clicking on the final "+" just to the right of the black flag at the far right just below here.