Oxford wrote:uncle arthur, go to RigidMount.com and check out the video editing section with regard to software, VirtualDub is absolutely brilliant. I have the same camera and would highly recommend the Torch Mount from RigidMount, it fits like it was made for it.
*passes bag of money to Oxford quietly*
For audio... if you're capable...
Open it up, find the microphone & drill a hole through the casing where the Mic is.
Then cover it with sticky tape.
That should let the sound in but keep water out.