I don't know, but, this is posted in the description of Details:
right click: if clicked at the title bar: open a panel showing all displays available, if clicked at any other point in the window: open the bookmark panel, you can add/remove/select your favorites displays from there for fast switch between them.
In my defense I haven't played WoW in two years because of a "fried" computer. And it doesn't look as though I'll be able to any time soon.
