Adding this element to your configuration file will have no effect in the Swing SDK.
Plug-in Element Tree Structure
The URL specified location of the .js file used to instantiate the modified version of EditLive!.
If the URL specified is relative, this URL will be resolved depending on which load-time property is used to instantiate the plug-in:
AddPlugin - The relative URL will be resolved against the location of the XML plug-in file.
myPlugin.xml contains the following <script> element:
AddPluginAsText - The relative URL will be resolved against the second parameter specified in this property.