Install new skins for PLONE

1. Unzip third party skin product to the PLONE product folder, e.g., c:\plone 3\data\Products.
2. Connect to Zope control panel, e.g., http://mysite.com:8080/manage.
3. Click the button "Restart".
4. Connect to PLONE site and log on as administrator.
5. Click "Site Setup".
6. Click "Add-on-Products". Check the box next to the product just copy to the Products folder.
7. Click "Install".

Now the new skins are available as new themes.