Hi Can any one help, I want to watch movies from my hard drive or disc drive of my Mac is OS X version 10.6.5 3.06GHz Intel core duo 4GB 1067 MHz DDR3, on my panasonic viera plasma tv. I have purchased a Mini DVI to HDMI female cable, I have then gone .5m HDMI male male cable to female HDMI socket which has about 5m cable in wall cavity to another female wall socket at the back of the tv. Then I have another .5m male male HDMI to the tv. I am getting the picture no problem but there is no audio!! Can any one help?