Whose rights are more important?

You know how some people are strongly against gays?
Well, wouldn't it actually make them think for awhile to consider what's the right thing to do if they see this button.

"If the fetus you save is gay, will you still fight for its rights?"

So what would you do?

taken via http://www.queerty.com/whats-more-important-the-rights-of-an-unborn-fetus-or-the-rights-of-a-living-homosexual-20100217/