what is difference between wpf and silverlight

WPF :

• WPF stands for windows presentation foundation.
• WPF uses full .net library works only on windows system.
• WPF is programmed with your favorite .net language.
• WPF supports controls, templates, 3D.
• WPF XAML files have to be loaded via a frame if they want to mix with HTML content.

Silverlight :

• SilverLight uses only a subset of the .Net because silverlight run-time was designed to work as Browser plug-in , cross- platform Environment.
• SilverLight represents a subset of WPF that is delivered through a browser plug-in much like flash/flex.
• Silverlight is currently programmed with javascript only.
• Silverlight doesn't support some of the more advanced concepts of wpf such as controls, templates and 3D.
• Silverlight integrates right into an HTML page.