title: Emissive material example in Three.js
body: <p>Could somebody provide an example of using the emissive property available in the meshLambertMaterial and meshPhongMaterial. I would say something like a sphere emitting like a sun.</p>
  
  <p>This example looks similar to what I would like to achieve at the end:</p>
  
  <p><a href="http://www.youtube.com/watch?v=efUpE_nABBM&amp;t=1m52s" rel="nofollow">http://www.youtube.com/watch?v=efUpE_nABBM&amp;t=1m52s</a></p>
  
  <p>However, any introduction would be good for now and I can't find nothing like this around the net.</p>