Hi - I'm the second poster here, "tmm", and now that I have a little more time, I did that Google Advanced search myself and came up with a link. Since I'm too low tech to even cut-and-paste, , I will hand type the link here: http://zzzcf2.cpaptalk.com/viewtopic.php?f=1&t=50300&st=0&sk=t&sd=a After...