The Orchestrator scripting engine uses the Mozilla Rhino 1.6 JavaScript engine to help you write scripts for scripted elements in workflows. You access the scripting engine for scripted workflow elements from the Scripting tab in the workflow editor.
You accessed the scripting engine to define the scripted functions of workflow elements. The Scripting tab allows you to navigate through the API, consult documentation about the objects, search for objects, and write JavaScript.