[nn.nn]

readme.txt:

- In order to establish a successful connection to Authorize.Net, it is required that you obtain a valid API Login ID and Transaction Key and enter these values into the appropriate places within this sample code. This is obtained within the settings section of your Authorize.Net account. If you do not have an Authorize.Net account or prefer not to use it for testing, you can obtain a free developer test account by using the form at: http://developer.authorize.net