added interface + theme options for the end user

cfoe

2012-07-18 4eb8d2a054e69aba568d5435fd1420b5a9367207

 interface/web/themes/default_no_navimg/css/additional.css

@@ -61,4 +61,8 @@
      background-image: none !important;
   }
   
   .topnav-billing {
      background-image: none !important;
   }
	
}