Microsoft Silverlight is a platform to make an interactive web appearance, the example of the function are creating attractive view on both desktop and mobile applications.

Silverlight is a free plug-ins supported by the NET framework. Compatible across multiple browsers, devices and operating systems to bring a new level of interactivity on the Web works anywhere, in this version is more on improved integration support, multithreading HD quality video using IIS Smooth Streaming, the capability of high-quality audio with Firefox, IE, Google Chrome, Safari, and can be used on Macs and of course Windows.

In particular, Silverlight is a plug-in that cross-platform and cross-browser in a browser that renders the user interface and graphics on a canvas that can be inserted in an HTML page.
Markup that is used to define a Silverlight canvas is called XAML (eXtensible Application Markup Language, or to pronounce the “zammel”)

XAML is an XML-based language similar to HTML in some parts. Like HTML, XAML which determines which elements will be displayed, and determining the layout of the elements therein.
But unlike HTML, XAML is more than just a simple element and layout, using XAML, you can also determine the timing, transformation, animation, and events.

Silverlight offers all the same benefits with other Rich Internet Application, but there are some features that distinguish it from others Application solutions, such as below:
* Offering support cross-platform/cross-browser.
1. cross-platform version of. NET Framework.
2. XAML is text based markup language.
3. Silverlight using familiar technology.
* It is easy to deploy Silverlight runtime for the users of this Rich Internet Application.