diff --git a/cadc-votv/src/www/cadcVOTV/javascript/cadc.plugin.footprint-viewer.js b/cadc-votv/src/www/cadcVOTV/javascript/cadc.plugin.footprint-viewer.js
index f370580..6355e47 100644
--- a/cadc-votv/src/www/cadcVOTV/javascript/cadc.plugin.footprint-viewer.js
+++ b/cadc-votv/src/www/cadcVOTV/javascript/cadc.plugin.footprint-viewer.js
@@ -29,6 +29,7 @@
     var DEG_PER_ARC_SEC = 1.0 / 3600.0;
     var POLYGON_SPLIT = "Polygon ICRS";
     var DEFAULT_FOV_DEGREES = 180;
+    var ALADIN_ROW_LIMIT = 10000;
 
     var _self = this;
     var _defaults = {
@@ -162,6 +163,9 @@
                                                   lineWidth: 5
                                                 });
       _self.aladin.addOverlay(_self.currentFootprint);
+      _self.viewAladinButton = $("#slick-visualize");
+      _self.viewAladinStatus = $("#slick-visualize-status");
+      _self.rowCount = 0;
 
       if (inputs.fov != null)
       {
@@ -178,7 +182,25 @@
         else
         {
           _self.viewer.subscribe(cadc.vot.events.onRowAdded,
-                                 handleAddFootprint);
+                                 function()
+                                 {
+                                   handleAddFootprint;
+
+                                   if (_self.rowCount == 0)
+                                   {
+                                     // _self.viewAladinButton.removeClass("button-disabled");
+                                     _self.viewAladinButton.removeClass("ui-disabled");
+                                     _self.viewAladinStatus.addClass("wb-invisible");
+                                   }
+                                   _self.rowCount++;
+                                   if (_self.rowCount > ALADIN_ROW_LIMIT &&
+                                     !(_self.viewAladinButton.hasClass("ui-disabled")))
+                                   {
+                                     // _self.viewAladinButton.addClass("button-disabled");
+                                     _self.viewAladinButton.addClass("ui-disabled");
+                                     _self.viewAladinStatus.removeClass("wb-invisible");
+                                   }
+                                 });
 
           _self.viewer.subscribe(cadc.vot.events.onDataLoaded,
                                  function ()