The CS2 versions which have been made available are for users who have purchased Creative Suite 2 or Creative Suite and have been affected by the activation servers being shut down.
Wolfie30 please feel free to download and install Photoshop CS2 available at http://forums.adobe.com/message/4919014#4919014?sdid=KCHDS. You will also want to use the serial number provided on the download page.