version 1.0 (March 9th, 2010) - support for CSS opacity, 
  transform (except for the translate() function), 
  box-shadow and WebKit style gradients.
  
version 1.0.1 (April 5th, 2010) - support for scripting 
  of the properties for 1.0

version 1.1 (May 6th, 2010) - support for translation 
  transformations and rgba() background colors.
  
version 1.2 (August 29, 2010) - support for hsl and 
  hsla color notation.