Fluxbox add programs to root menu
From Linux Mint
Open Home
Press CTRL+H to show hidden files
open .fluxbox
open custom menu entries
add lines like this: (this one gives you a line called root that opens Thunar as root (requiring password))
[exec] (Root) {gksudo thunar} <> #/usr/bin/Thunar
(then leave one empty line beneath)
some examples. opening Package Manager, xchat, pidgin, skype, and root
[exec] (Package Manager) {gksu /usr/sbin/synaptic} <> #/usr/share/applications/synaptic.desktop
[exec] (XChat) {xchat} <> #/usr/share/applications/xchat.desktop
[exec] (Pidgin) {pidgin} <> #/usr/share/applications/pidgin.desktop
[exec] (Skype) {skype} <> #/usr/share/applications/skype.desktop
[exec] (Root) {gksudo thunar} <> #/usr/bin/Thunar
(there should be an empty line here so the last item shows)

