title: How to achieve fixed position background scroll/reveal effect? jQuery plugin available?
body: <p>I was wondering if anyone knows if there is a jquery plugin, or how to achieve this sort of effect that is visible on the 'collection' section of fashion label <a href="http://krystalrae.com/">krystalrae.com</a></p>
  
  <p><a href="https://dl.dropbox.com/u/396112/Videos/krystal-rae-scroll-effect.mov">Screen Capture Video</a></p>
  
  <p>Any tips or nudges in the right direction would be greatly appreciated!</p>
  
  <p>Thank you!</p>