API is defined as the set of procedure calls that communicates with a linkable procedure library; an interface to software libraries. An API can consist of classes, function calls, subroutine calls, descriptive tags, and so on.
Four51's approach to developing the Advanced Scripting feature is to simplify the ability to leverage JavaScript capabilities in the spec form. One of the most requested services of Four51 is to create more functional spec forms. This is a skill set that many of customers do not possess, so we went about reducing the need to understand programming while still providing the power of JavaScript.