You can use S-video cables for adb if you have to,
same plug. I think the
 video cables are just straight pin to pin so you might even be able to build
 them , or just buy them on ebay. 
They are indeed just straight through.
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http://www.cameronkaiser.com/ --
  Cameron Kaiser * Floodgap Systems * 
www.floodgap.com * ckaiser at 
floodgap.com
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