you can make the image open up in another window and they can right click and save to anywhere. other than that images download to your default download folder.
—: This might help...
Using the Browser Object -> Invoke download of UserMedia.snapshotURL with file name "<your file name here>"
I'm having issues then trying to restore that image, so if you figure it out :)
well you can save the snapshot URI (Data) to an array so you can call it up later or do whatever you want if allowed.