Athena Portal Manager is a website Content Management System. The core system is free  for sites under 10MB and offers:

• Web Portal Software scalability, from an inexpensive base systems, add only those components that you need, when you need them.
• WYSIWYG HTML editing. Easily change fonts, colors, and links.
• Media support allows you to insert images,Flash,PDF,Docs on any page.
• Template support allows you to add an unlimited number of new pages.
• Bread crumbs (e.g. Home -> Marketing -> International) are automatically generated.
• Menu buttons are automatically updated for ALL pages on the site whenever a new page is added or removed. A big time saver!
• Password protection restricts access to any webpage on your site.