The download versions of DD are all the same, whether part of the Anthology collection or not.
If you zip the data.000 file from your latest save folder and email it to me (firstname.lastname@example.org) I can edit it for you.
With the Steam version the saves (if installed to the default location) should be in the folder
In General, for the download version, each save is a separate subfolder in the '..\Divine Divinity\savegames' folder.
Under Vista/7, depending on how the user accounts are set up, if you install the game to the Program Files path, Windows can create separate savegame folders for each user, and then map that folder to the game's savegame folder (so it will just see the saves for the relevant user).
C:\Users\ %account name% \AppData\Local\VirtualStore\Program Files\Divine Divinity\savegames
In Windows XP/Vista/7 you can zip a file or folder by right clicking on it in Windows Explorer and selecting something like 'Send To | Compressed Folder' (or use 7-Zip