Display external page in RadHtmlPlaceholder
Displaying an external page inside a Silverlight application can be achieved by setting the SourceUrl property of RadHtmlPlaceholder.
<UserControl x:Class="RadHtmlPlaceholderDemo.Page"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:telerik="http://schemas.telerik.com/2008/xaml/presentation"
Width="700"
Height="480">
<Grid x:Name="LayoutRoot" Background="White">
<Border BorderBrush="Black" BorderThickness="1">
<telerik:RadHtmlPlaceholder SourceUrl="http://www.bing.com" />
</Border>
</Grid>
</UserControl>