title: HighStock Area Charts - Add Two Series
body: <p>In this example we have two series:</p>
  
  <p><a href="http://www.highcharts.com/demo/area-basic" rel="nofollow">http://www.highcharts.com/demo/area-basic</a></p>
  
  <p>but I wish to plot two series on this, the stock type chart:</p>
  
  <p><a href="http://www.highcharts.com/stock/demo/area" rel="nofollow">http://www.highcharts.com/stock/demo/area</a></p>
  
  <p>Any idea if this can be achieved and how?</p>