title: How do I create the following chart: like in app.nutmeg.com
body: <p>How do I create the following chart: like in www.nutmeg.com. </p>
  
  <p>On setting parameters of years, initial capital, monthly contribution, and risk tolerance level - a chart comes up in the middle of the page - which auto-updates instantly on any change in the parameters. </p>
  
  <p>I tried to find it in 
  <a href="http://www.highcharts.com/demo/spline-plot-bands" rel="nofollow">http://www.highcharts.com/demo/spline-plot-bands</a> 
  but couldn't.</p>
  
  <p>Below is the actual graph created:</p>
  
  <p><a href="http://i.stack.imgur.com/H28T1.jpg" rel="nofollow">graph - autoresizes on changing parameters</a></p>