does not have 'desktops' in the classic sense, that is the design. ctwm
has desktops though.
in 'pure' vtwm one can fake desktops, but I doubt that will help with what you want to do. This 'faking' only allows one to assign a key to allow you to jump to another position in the panner.
1. see 'doors' in the vtwm manual.
2. Create a function and assign to a key, this is what I do.