You can definitely disable standard menu items in custom menubars.
check out the menubar object helpfile as well as the Max reference.
All the best,
> Timothy Place asked a day and to day (2007) I return to ask:
> Is there a way to disable (i.e. gray out) "standard" items such
> as "Copy" and "Paste" in the Edit menu or a new item in File menu?
> … space is music …