1) Try the demo version: (483 kB)
2) Get the full version: (493 kB)
3) Move the plugin to your VstPlugins\ folder and start it.
4) The Registration Dialog appears and shows the LOCK value.
5) Now you can pay at and enter the LOCK.
6) The ID and KEY values will be sent to you within 2 days.
7) Enter the ID and KEY in the Registration Dialog. 
     The next time you start the plugin, it is Magic Carpet.