title: Change picture while scrolling
body: <p>I´m doing a project where I want a in image inside a div to change while scrolling. I have no code to start with but I have en example.</p>
  
  <p>I have tried to google, but I can´t seem to find anywhere that explains how to do this. </p>
  
  <p>In this article if you scroll for a bit, you can see what I mean on the right hand side. </p>
  
  <p><a href="http://www.bbc.co.uk/news/special/2014/newsspec_8703/index.html" rel="nofollow">http://www.bbc.co.uk/news/special/2014/newsspec_8703/index.html</a></p>
  
  <p>Please let me know if anyone knows how to do this.</p>