Distribute
Select Distribute to space visual parts evenly within a specified region. 
Menu summary 
Horizontally In Surface 
Space the selected parts evenly between the left and right edges of the window 
Vertically In Surface 
Space the selected parts evenly between the top and bottom edges of the window 
Horizontally In Bounding Box 
Space the selected parts evenly in the rectangular area created by the left/right edges of the selected items 
Vertically In Bounding Box 
Space the selected parts evenly in the rectangular area created by the top/bottom edges of the selected items 
Last modified date: 01/29/2015