Here you can find how to install IIS on Vista. You don’t need to install VPASP, but you can install other application. However if you need to use a database, then you need to research a bit more.
After installing IIS, you can control it by start and right click computer and then click Manage. Click Services and Applications. Then click Internet Information Services (IIS) Manageer. You can finc a stop and start button on the right.
If you prefer not to start IIS automatically, then click Services. Find World Wide Web Publishing Service. Click it and select Manual in the Startup type.