in the xampp install directory, there is a httpdocs folder, this folder is the root of the website.
on machine, this is at c:/xampp/httpdocs
Create a new folder there for power store:
and copy all of the power store files to the new c:/xampp/httpdocs/powerstore directory.
See the "Defining a Dynamic Site in Dreamweaver" tutorial on the learning resources page for details on creating the dreamweaver site: