 Command entry:
Command entry:Any toolbar 

 Right-click a button that is implemented by a script. 

 Pop-up button menu
            
 When you right-click a toolbar button that is implemented by a macro script, a pop-up menu appears. 
- Edit Button Appearance
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                  Displays the Edit Macro Button dialog, which lets you change the button's appearance and its tooltip. This is documented in
                     the MAXScript Help: See "Customizing MacroScript Buttons." 
                   
 
- Delete Button
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                  Deletes the button from the toolbar. 
                   NoteThere is no Undo for Delete Button, although Customize    Revert To Startup Layout will restore the toolbar to its original appearance. 
                      
 
 
- Edit Macro Script
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                  Opens a MAXScript Editor window, which lets you edit the button's script. 
                   
 
- Customize
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                  Opens the Toolbars panel of the Customize User Interface dialog, which lets you customize the contents of the current toolbar (or any other toolbar).