Containers Silverlight

    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'>
  
    
      
      
      
    
  

  
    
             Click="cmdChange_Click"
       Background="{StaticResource ButtonFace}">
             Click="cmdReplace_Click"
       Background="{StaticResource ButtonFace}">
    

  

//File: Page.xaml.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
namespace SilverlightApplication3
{
    public partial class MainPage : UserControl
    {
        public MainPage()
        {
            InitializeComponent();
        }
        private void cmdChange_Click(object sender, RoutedEventArgs e)
        {
            LinearGradientBrush brush = (LinearGradientBrush)this.Resources["ButtonFace"];
            Color color = brush.GradientStops[0].Color;
            brush.GradientStops[0].Color = brush.GradientStops[2].Color;
            brush.GradientStops[2].Color = color;
        }
        private void cmdReplace_Click(object sender, RoutedEventArgs e)
        {
            SolidColorBrush brush = new SolidColorBrush(Colors.Yellow);
            this.Resources["ButtonFace"] = brush;
        }
    }
}