HyperlinkButton and Url
<UserControl x:Class='SilverlightApplication3.MainPage' xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml' xmlns:d='http://schemas.microsoft.com/expression/blend/2008' xmlns:mc='http://schemas.openxmlformats.org/markup-compatibility/2006' mc:Ignorable='d' d:DesignWidth='640' d:DesignHeight='480'> <Canvas Grid.Column="1"> <TextBlock Canvas.Left="100" Text="HyperlinkButton"></TextBlock> <HyperlinkButton x:Name="hyperlinkButton" Canvas.Left="45" Canvas.Top="20" Width="200" Content="Click to visit Silverlight website" NavigateUri="http://www.silverlight.net" TargetName="_blank"/> </Canvas> </UserControl>