Surface View
      Surface View displays the medial and lateral sides of left and
      right hemisphere surfaces in one Viewing
                        Tab.
      In Surface View the Toolbar looks like this: 
      
       
 
    
      - Orientation contains buttons to
          set orthogonal and User-defined views of the brain surface
          displayed: L (lateral), M (medial), D (dorsal),
        V (ventral), A
          (anterior), and P (posterior). 
      
        - The Reset button resets the
            orientation/zoom to the default.
 
- Custom
                  Orientation allows one to set and save (or
            not) a specific transform (pan, rotate, oblique rotate,
            zoom) for a surface or volume.
      - Selection contains pull-downs to
          set the brain structure (top) and surface (bottom) to view.
      - Clipping
          contains settings for cutting down Surface, Volume, or
          Features data to be viewed.
      -  Tab
          contains cross-tab functions for yoking the display of two or
          more Viewing Tabs.