diff --git a/js/tbl_zoom_plot.js b/js/tbl_zoom_plot.js
index 99fe7fa84b..1cd8995acf 100644
--- a/js/tbl_zoom_plot.js
+++ b/js/tbl_zoom_plot.js
@@ -264,8 +264,8 @@ $(document).ready(function() {
         event.preventDefault();
 
         //Find changed values by comparing form values with selectedRow Object
-        var newValues = new Array();//Stores the values changed from original
-        var sqlTypes = new Array();
+        var newValues = new Object();//Stores the values changed from original
+        var sqlTypes = new Object();
         var it = 4;
         var xChange = false;
         var yChange = false;