+// © 2013 Benoît Pin MINES ParisTech
+var DDFileUploader;
+
+(function(){
+
+DDFileUploader = function(dropbox) {
+ this.dropbox = dropbox;
+ var thisDDFU = this;
+ addListener(dropbox, 'dragenter', function(evt){thisDDFU.dragenter(evt);});
+ addListener(dropbox, 'dragover', function(evt){thisDDFU.dragover(evt);});
+ addListener(dropbox, 'drop', function(evt){thisDDFU.drop(evt);});
+};
+
+DDFileUploader.prototype.dragenter = function(evt) {