- Load one of the existing libraries. You’ll 
 save time by simply modifying the allotment values of an existing library.
 
            - Choose Document > Document Options 
 > Music Spacing. The Music Options appear.
 
            - Choose Spacing Widths > Widths.
 
            - Type over the existing allotment value for 
 each duration value. Insert new duration values as needed, following 
 the steps in “ To 
 edit an existing Music Spacing Library,” above. 
 
            - When you’re finished, click OK. Use Utilities > Apply Music 
 Spacing  to apply the new allotments to your document.