Directory Name
    Only used for disc based spectra
    This is the currently selected disc directory
    You may overtype the name with any desired alternative

Up
    Only used for disc based spectra
    Will move to the parent of the currently selected disc directory which now becomes the current directory

Select a directory
    Only Used for disc based spectra
    You can select from the menu any child directory within the currently selected disc directory which now becomes the current
    directory

Spectrum Name
    This is the currently selected spectrum (either a disc file or memory object). In the case of disc based spectra it must be a
    file within the currently selected disc directory
    You may overtype the name with any desired alternative
    If the name contains one or more wild card characters (* character) then all matches within the current directory will be
    selected and inserted in the Spectrum menu
    If the name does not contain wild card characters then it will be taken to be a spectrum and if valid displayed in the
    current gallery

Select a spectrum
    You can select from the menu any spectrum which is displayed and which now becomes the current spectrum