Enables the multiple file Upload Applet.
When set to TRUE, the Upload Applet is enabled so that multiple files can be zipped and checked in as a single content item.
When set to FALSE, the Upload Applet is disabled.
Default is FALSE.
System Properties, Options tab, Enable upload applet
Admin Server, General Configuration, Enable upload applet
As a configuration setting, enables the Upload Applet:
As script, evaluates the condition of the Upload Applet: