A list of index definition objects configured for the stylesheet. This list displays when you choose View > List View > Indexes, or if you assign the Index style to an object via the Edit > Style menu option.
When this list is active, the Insert Index button appears in the Standard toolbar, allowing you to create a new index definition object in the list.
The Properties area of the Indexes list contains categories in which you can configure the scope and styling provided by an index definition object: