title: How to disable legend click to stop pie slice from disappearing in Highcharts?
body: <p>How to disable legend click to stop pie slice from disappearing in Highcharts??</p>
  
  <p>See example here:</p>
  
  <p><a href="http://www.highcharts.com/demo/pie-legend" rel="noreferrer">http://www.highcharts.com/demo/pie-legend</a></p>
  
  <p>Can anyone help??</p>