I have a projector with on hdmi slot. I also have a home theater with 1 hdmi slot. The home theater is panasonic sc pt670. I would like o connect my ps3 to the projector and home theater system using only hdmi cables. I know I can hook up the ps3 to the projector using hdmi cable but the sound will come out of the projector. How can I hook up my home theater for sound using the hdmi cable?