Fix error when dragging jquery dialog window in Folder Manager page

Aleksander Machniak

2015-01-13 a109d19a77f017bad2e8b5bc830dc244b0e29ffb

Fix error when dragging jquery dialog window in Folder Manager page

 program/js/app.js

@@ -5798,6 +5798,9 @@
        // on the list when dragging starts (and stops), this is slow, but
        // I didn't find a method to check droptarget on over event
        accept: function(node) {
          if (!$(node).is('.mailbox'))
            return false;

          var source_folder = ref.folder_id2name($(node).attr('id')),
            dest_folder = ref.folder_id2name(this.id),
            source = ref.env.subscriptionrows[source_folder],
@@ -5818,7 +5821,7 @@

  this.folder_id2name = function(id)
  {
    return ref.html_identifier_decode(id.replace(/^rcmli/, ''));
    return id ? ref.html_identifier_decode(id.replace(/^rcmli/, '')) : null;
  };

  this.subscription_select = function(id)