The newest web content management systems work with any static HTML based websites and webpages allowing you to edit websites easily with no fuss. HTML based websites include, .htm, .html, .shtml, .shtm, which are most of the websites out there today. Adding to the ease of use is the fact that the tools are completely web based and don't require installation or setup of bulky programs to your website. This allows anyone, anywhere, to create and edit websites any time of day.