From 7b4522e95024b3ac01cc692cd7e12509931e7451 Mon Sep 17 00:00:00 2001
From: Stephen Birarda <commit@birarda.com>
Date: Fri, 1 May 2015 16:21:05 -0700
Subject: [PATCH] nullify the current Highchart when modal closed

---
 domain-server/resources/web/stats/js/stats.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/domain-server/resources/web/stats/js/stats.js b/domain-server/resources/web/stats/js/stats.js
index e5f55b4457..9b6fdb217b 100644
--- a/domain-server/resources/web/stats/js/stats.js
+++ b/domain-server/resources/web/stats/js/stats.js
@@ -32,7 +32,7 @@ $(document).ready(function(){
         // start shifting the chart once we hit 20 data points
         var shift = currentHighchart.series[0].data.length > 20;
         currentHighchart.series[0].addPoint([x, y], true, shift);
-      }
+      } 
     }).fail(function(data) {
       $('#stats-container th').each(function(){
         $(this).addClass('stale');
@@ -56,13 +56,18 @@ $(document).ready(function(){
   
   // add a function to help create the graph modal
   function createGraphModal() {
-    bootbox.dialog({
+    var chartModal = bootbox.dialog({
       title: graphKeypath,
       message: "<div id='highchart-container'></div>",
       buttons: {},
       className: 'highchart-modal'
     });
 
+    chartModal.on('hidden.bs.modal', function(e) {
+      currentHighchart.destroy();
+      currentHighchart = null;
+    }); 
+
     currentHighchart = new Highcharts.Chart({
       chart: {
         renderTo: 'highchart-container',