ignore the code: Saving Documents by Proxy
Lukas Mathis discusses the benefits of saving files by dragging to a destination already on screen. Worth a look.
I mocked up this this idea about a month ago:
It’s a static image; there is no working code. The principle is that you drag an icon out of the menu bar to a folder that is already open. Lukas points out that the destination could even be an FTP application.