If you want to spend over $60, there is a cable from Sony that has a molded AI Shoe at one end and bare cables at the other. Nextronics has it in stock:
NextTronics :: CABLE ENCAPSULATED Sony Part Number: 183064611 or 1-830-646-11 $62.18
Then you can use the information from the interntes and make your own inputs:
Camera Hacker: AIS to standard stero input
Or you can hack up an Sony mic:
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