Merge pull request #521 from ePages-de/check-data-transfer

check for existence of dataTransfer
9 years ago · a42d0bbdf5
2 changed files with 4 additions and 2 deletions
--- a/Sortable.js
+++ b/Sortable.js
@ -955,7 +955,9 @@


 	function _globalDragOver(/**Event*/evt) {
+		if (evt.dataTransfer) {
 			evt.dataTransfer.dropEffect = 'move';
+		}
 		evt.preventDefault();
 	}

--- a/Sortable.min.js
+++ b/Sortable.min.js