>How about the NDA just has an on/off switch. If it's turned on and the phone
>rings, the FAX program interrupts whatever you're doing and receives the FAX.
>If it's turned off, then it ignores the call.
better yet - how about a 3-position switch: Off (Ignore all calls), Query (Interupt user and ask if we want to accept call), and Just Do It (where softwaretakes control and receives the fax)