Features Toolbox
    
    The Features Toolbox contains controls for displaying features
    including Annotations, Borders, Fibers, Foci,
    Images, and Labels onto the data being displayed
    on structures.
     
    The Features Toolbox is not displayed by default, but is turned on
    with the  button (or with View Menu >
    Features Toolbox) and attached to the right side of the Viewing
      Area. It can also be detached from the Workbench Window by
    left click + drag on the top of the Features Toolbox. To reattach,
    double click on the top of the Features Toolbox.
 button (or with View Menu >
    Features Toolbox) and attached to the right side of the Viewing
      Area. It can also be detached from the Workbench Window by
    left click + drag on the top of the Features Toolbox. To reattach,
    double click on the top of the Features Toolbox.
    
    There are 6 tabs in the Features Toolbox, each controlling a
    different kind of feature's display:
    
        Annotations
    controls attributes and selection of annotations.
    
        Borders
    controls attributes and selection of borders on surfaces.
    
        Fibers controls
    attributes, selection, and samples of fibers on surfaces and in
    volumes.
    
        Foci controls
    attributes and selection of foci on surfaces and in volumes.
    
        Images controls
    selection of images in the background.
    
        Labels controls
    attributes and selection of labels on surfaces and in volumes.
    
     
    
    Tabs are inactive (grayed-out) if no files are loaded containing a
    particular Feature.
    
    