when creating the admin pages, you should run the wizard and set the pages to be created in an admin subfolder by adding the subfolder name in front of the file names in the Mange pages tab. so the
would be changed to:
to force it to be created in the admin subfolder.
For the admin pages, you will want to create the full set of search, results, details, insert, update. after the admin pages are created, use security assist to protect them.
Run the create pages wizard again for the public pages, you dont need to add a subfolder so they are created in the root of the site, and dont select to create the insert and update pages.