I had to say a quick prayer after reading your situation.
All I could say is document everything, your W and MIL have really gone to the dark side.
Be very careful with your anger, or anything you say, as this could be used against you.... who knows what she is thinking.
Me:49 H:45 D:12 M:14 T:18 Bomb: 6/26/10 EA: 9/3/10, fizzled out slowly, now ??? 11/5/11 Retrouvaille Finally piecing.... Its peaceful at last, but we got a looong way to go