Macros are stored in the normal.dot template or in user-defined
templates.  In Word, click on Tools | Options | File Locations, to see
what directories your templates are located in.

To copy macros to from one document or template to another:
1.  On the Tools menu, click Templates and Add-Ins.
2.  Click Organizer, and then click the Macro Project Items tab.
3.  To copy items to or from a different template or file, click Close
File to close the active document and its attached template or to close
the Normal template. Then click Open File, and open the template or file
you want.
4.  Click the items you want to copy in either list, and then click Copy.
Note:  If you have assigned macros to toolbars, you should also copy the
toolbars.