unset and delete js var

1 files changed, 4 insertions, 0 deletions

diff --git a/public/javascripts/lazar-gui.js b/public/javascripts/lazar-gui.js
index a672de4..724262e 100644
--- a/public/javascripts/lazar-gui.js
+++ b/public/javascripts/lazar-gui.js
@@ -213,6 +213,10 @@ uploadDataset = function(task_uri) {
       clearInterval(uploadInterval);
       var element = document.getElementById("uploadDataset");
       element.parentNode.removeChild(element);
+      // unset js var
+      element = undefined;
+      // delete js var
+      delete(element);
     };
   });
 };