Thanks for the interest , its bugging the life out of me this problem .
I just got off a chat session with my ISP about the very thing you mention ...
..if your interested you could read the developments over at the rapidweaver forum if you like , maybe you could see something I cannot & shed some light on this as it's doing my head right in.
link to forum :
http://www.realmacsoftware.com/forums/index.php/forums/viewthread/1406/