It is true that the Getting Started Guide for eCart was created quite a while ago, and we know it needs updating. It is actually slated to be updated in the near future. However, since WebAssist has decided to focus our efforts on PHP/MySQL only, you will not likely see much of an update in regards to ASP instructions.
If you are completely new to building websites, i encourage you to use PHP/MySQL instead of ASP. All future WebAssist products will not be working with ASP.
To get you started with PHP/MySQL, take a look at this guide here:
web_dev_begin.pdf