Layers Pattern in Practice

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                    xmlns:avalon="clr-namespace:AC.AvalonControlsLibrary.Controls;assembly=AvalonControlsLibrary">
   
   <!--Created Ciumac Sergiu 19.01.2009-->
   <!--Downloaded From: http://goldmanalpha.wordpress.com/2009/11/17/wpf-range-slider/-->
   <!--Range Slider Control Template-->
    <ControlTemplate TargetType="{x:Type avalon:RangeSlider}" x:Key="rangeSliderTemplate">
        <StackPanel Name="PART_RangeSliderContainer">
            <RepeatButton Name="PART_LeftEdge" Background="AliceBlue"/>
            <Thumb Name="PART_LeftThumb" Cursor="SizeWE"/>
            <!--This size of this thumb will auto matically change by the control to 10-->
            <Thumb Name="PART_MiddleThumb" Background="AntiqueWhite" Cursor="ScrollAll" MinWidth="10"/>
            <Thumb Name="PART_RightThumb" Cursor="SizeWE"/>
            <!--This size of this thumb will auto matically change by the control to 10-->
            <RepeatButton Name="PART_RightEdge" Background="AliceBlue"/>
        </StackPanel>
    </ControlTemplate>
</ResourceDictionary>