Create and use a virtual directory in IIS.

1. open IIS
2. select first "Default Web Site" at the left sidebar menu (titled Connections) and then "View Virtual Directories" at the right sidebar menu (titled Actions)
3. right-click in the center of the open Virtual Directories pane and pick "Add Virtual Directory"
4. specify an alias and a path to a folder
5. if your alias is "foo" (for example) then you should be able to reach the folder via a browser at http://localhost/foo/