.ss is template files of my MVC freamwrok. If Dreamweaver can treat it as .htm, then It can be show in design view. This can easy the process of design ..ss template.
It is very easy to add an extension to document types. Have a look at Adding and modifying document extensions and file type. Do not forget to make a backup copy of Extensions.txt and MMDocumentTypes.xml first, though!
Europe, Middle East and Africa