http://www.reasonablefaith.org - Dr. William Lane Craig speaks on the ontological argument with respect to God's character and objective morality. Gaunilo's "island" refutation has come up as well.
Dr. Craig defends the Ontological argument here: http://www.youtube.com/view_play_list?p=F0286AF6A4A0EA97
Related:
God and the Problem of Pain and Suffering: http://www.youtube.com/view_play_list?p=942ECC151333E357
Evil Proves God's Existence:
http://www.youtube.com/watch?v=PZylvupAhg8
We welcome your comments in the Reasonable Faith forums:
http://www.reasonablefaith.org/forums/