You can consolidate levels of the Execution Plans tree or display all levels of the hierarchy based on your viewing needs.
To collapse or expand levels of the Execution Plans tree:
 to the left of the name of the folder to expand the folder.
 to the left of the name of the folder to expand the folder. 
                        				
                      to the left of the name of the folder to collapse the folder.
 to the left of the name of the folder to collapse the folder.