Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
H
One of my difficoulties is to distinguish parameters that are names of my choice, from parameters that identifies provider specifications.
Of course CONTACTS_URL, USERNAME and PASSWORD are related to provider, but what about all other variables?