Unlike some years back when websites were almost exclusively static, the standard currently is to have a feature-rich, dynamic Internet site. Not many people can build this sort of website completely from scratch though, so the simplest solution to have a dynamic site is to use a script app. Lots of website hosting service providers offer script installers that can be used to add this type of an application for each of your domain or subdomains, so you will not need to add anything manually. The main advantage of using an installer tool is that the scripts are ready to use in a few minutes and the copy which will be installed is already with the settings needed for it to run adequately on the specific hosting server, so you'll not need to alter any script or account settings. That way you can quickly build one with simply a few mouse clicks even though you may have never had an Internet site before.