diff --git a/static/js/oml.js b/static/js/oml.js
index 7204060..d86b149 100644
--- a/static/js/oml.js
+++ b/static/js/oml.js
@@ -98,7 +98,7 @@
                 dragenter: function(event) {
                     event.originalEvent.preventDefault();
                     event.originalEvent.stopPropagation();
-                    if (!$('#importScreen').length) {
+                    if (!$('#importScreen').length && !$('closedScreen').length) {
                         oml.ui.importScreen().appendTo(Ox.$body);
                     }
                 },
@@ -106,6 +106,10 @@
                     event.originalEvent.preventDefault();
                     event.originalEvent.stopPropagation();
                 },
+                dragstart: function(event) {
+                    event.originalEvent.preventDefault();
+                    event.originalEvent.stopPropagation();
+                },
                 drop: function(event) {
                     $('#importScreen').remove();
                     if (event.originalEvent.dataTransfer.files) {