I think that after you get past the 2nd cousin line, it is considered ok, since she's really only related to you through 2 marriages, and not through blood. I'd still be a little wierded out by it, but hey, that's me. Not you.
__________________
I like snow. If winter's going to be cold anyway, at least have it be fun to look at. Probably why I was with my ex for so long...