Time, consistency, and patience on your part are going to make all the difference in your situation. It will take time for her to see that you are a different person. You can't just tell her and expect her to believe it. You have to be consistent because if you aren't she won't really believe that you've changed. I think that you're on the right track, you just need to have patience and let her work things out for herself.
Me: 29 W: 28 T: 10 M: 7 No kids 2 Dogs and 1 Cat With Parents: 09/16/07 Apartment: 10/13/07 Back Home: ~2/16/2008