Jeez, I thought you actually wanted us to guess what your daughter had in her purse... and then you just come right out and tell us!
It's almost like your question was actually a transparent request to agree with your atheism. Meh. Do what you want. But it would be nice if you didn't talk trash about the Koran.
If you've raised her to think for herself, she'll be cult-proof already. If you haven't taught her critical reasoning, then of course the second she goes away to college she'll be brainwashed before homecoming.