File Menu
New Ensemble clears current ensemble and creates a new one.
Open Ensemble... (toolbar ) clears current ensemble and loads a new ensemble from disk.
Save Ensemble (toolbar ) saves current ensemble to disk.
Save Ensemble As... saves current ensemble to disk and letting user to specify the file name.
Save Macro As... (available from macro internal structure window only) saves the macro to disk, letting user to specify the file name.
Exit quits the program
At the bottom of the File menu is a list of most recently used ensembles file names. You can select any of the file names for quick loading that file.