title: iPhone Cocos2D CCColorLayers
body: <p>I am currently building a simple game in cocos2d. I wish to have a <code>CCColorLayer</code> which has a  transparent background, but has visible children <code>CCSprites</code>. </p>
  
  <p>Is this possible, and if so how?</p>
  
  <p>Many Thanks,</p>
  
  <p>nonono</p>