This is an "Original Look" theme created by sirred@cyberhighway.net.
File is in exe format, simply click on the downloaded file and it
will install itself to the proper directory.  Select theme by using 
the control panel, desktop themes, and choose Scream from the drop
down menu.
If you have downloaded this theme from a site other than "Original Look"
please check out our site at www.cyberhighway.net/~sirred/