How can i copy blu ray movies to another blu ray disc?.?

I have a Blu-ray burner and i need a program that lets me copy them to another empty blu-ray disc.

What's the best program for that ?How can i copy blu ray movies to another blu ray disc?.?
U can try Pavtube Blu-ray Ripper.I know it can copy blu-ray dvds directly.

u can have a try:

http://www.pavtube.com/blu-ray-ripper/How can i copy blu ray movies to another blu ray disc?.?
try dvdfab hd decrypter .its free.