title: Highcharts: How to add HTML inside of chart area
body: <p>Is it possible to add custom HTML (e.g. div) inside of chart area (inside of border;  <a href="http://api.highcharts.com/highcharts#Renderer" rel="noreferrer">Highcharts Renderer</a> does not seem to offer this option)? If yes how would one go about doing this? </p>
  
  <p>Any help is appreciated.</p>