If you have lost the CADS pulldown menus from AutoCAD 2006/2007 these can be reloaded using the following instructions:
Type MENU at the AutoCAD command line
Browse to:
For AutoCAD 2006
C:\Documents and Settings\'Users login name'\Application Data\Autodesk\AutoCAD 2006\R16.2\enu\Support
For AutoCAD 2007
C:\Documents and Settings\'Users login name'\Application Data\Autodesk\AutoCAD 2007\R17.0\enu\Support
Pick the ACAD.CUI file and open it.
Type MENULOAD at the AutoCAD command line, pick the browse button and browse to the same path as above and open ACETMAIN.CUI and then pick the load button.
Stay in the Load/Unload Customization dialog box and browse to your \cads\support folder and open the CADS.CUI file and then pick the load button.
Finally pick the close button to exit from the dialog box and then close AutoCAD.
When the CADS Detailing Suite is reopened the CADS pulldown menus will be automatically loaded.