Im sorry, I know how fustrated you are my friend. I know how long the road has been for you and how much effort you've put into trying.
But wdid is right. I think you should tell her exactly how you are feeing because frankly i don't think she will go anywhere. Usually the people that put on a strong front and are stubborn are actually the weakest ones. don't underestimate the power of words, maybe this is what she needs to here from you to make her get a clue.
Thinking of you...
me: 37 H: 44 Married for 18 years this june S7 S3 porn issues, and much more... since 7/06
Happiness can be found, even in the darkest of times, if one only remembers to turn on the light.