good you have a plan you just have to stick to it. Every day it will get a little easier I promise that. I know it was hard but I'm glad you told your MIL about your ex's affair weather she believes you or not it HAS to put a little doubt in her mind.
Me:40 W: 39 T: 17 years M: 15 years S-9 D-6 D final 11/10/2009
"We are all faced with a series of great opportunities brilliantly disguised as insoluble problems."