We have been asked a few times were the ACA pull down menus & toolbars are in ACA2010. By design they are not there, in line with the enhanced ribbon.

However Autodesk have released the below file so as users can add them manually, if required. All the files required and the install process is described in the zip file:

http://www.cabs-cad.com/support/AutoCADArchitecture_MenusToolbars.zip