This class represents a standalone thumbnail bound with some upload pane item of ActiveX/Java Uploader.
For a list of all members of this class, see thumbnail Members.
$au.thumbnail = function() { }
ActiveX/Java Uploader Express disables the Thumbnail control.
This control can be used to build a custom upload list. For example, you can add extra fields for each item or design new upload list layout.
The idea is the following: