Picasa Advanced

Picasa User ID		if you provided one under "Picasa Params" then just select from the below dropdown.
Picasa Stored User ID	No User IDs stored
Picasa Album ID		You have three options here, you can enter the album name that comes after the user id in the url of your album (eg. /myid/ThisIsAAlbum == ThisIsAAlbum) or you can enter the number id that you can get from the rss feed itself, or you can hit "grab" just below and grab what you need from the dropdown.