All of you saying that this is not necessary are part of the problem. We are not trying to take your rights away, we're just trying to be treated the same as you. You can be who you are and love who you want without worrying about losing your job or your house, etc. We just want that too.
As for bathrooms, those of you saying if you have a penis use the men's room and a vagina use the ladies - I bet you'd be the first to call the police on a very obvious man walking out of the ladies room because he was doing what you asked.