I was reading this great post by Jeff Wilcox and quickly found out that some of the needed code to get this to work was missing from his post.

So I went about recreating the missing parts and getting this to work.  Here is what mind looks like now that it is functional:

image

To get to this work, I followed the same steps that Jeff mentioned so I will not go through them here.  But what I will do is give you the source code that I used.

Test.xaml

   1: <navigation:Page x:Class="TestProject.Views.Test" 
   2:            xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
   3:            xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" 
   4:            xmlns:chartingToolkit="clr-namespace:System.Windows.Controls.DataVisualization.Charting;assembly=System.Windows.Controls.DataVisualization.Toolkit"
   5:            xmlns:datavis="clr-namespace:System.Windows.Controls.DataVisualization;assembly=System.Windows.Controls.DataVisualization.Toolkit"
   6:            xmlns:navigation="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.Navigation"
   7:            Title="Test Page">
   8:     <navigation:Page.Resources>
   9:         <ControlTemplate x:Key="CustomLineDataPointTemplate" TargetType="chartingToolkit:LineDataPoint">
  10:             <Grid x:Name="Root" Opacity="0" ToolTipService.ToolTip="{Binding DataPointTooltipText}">
  11:                 <VisualStateManager.VisualStateGroups>
  12:                     <VisualStateGroup x:Name="CommonStates">
  13:                         <VisualStateGroup.Transitions>
  14:                             <VisualTransition GeneratedDuration="0:0:0.1"/>
  15:                         </VisualStateGroup.Transitions>
  16:                         <VisualState x:Name="Normal"/>
  17:                         <VisualState x:Name="MouseOver">
  18:                             <Storyboard>
  19:                                 <ColorAnimationUsingKeyFrames BeginTime="00:00:00" Duration="00:00:00.0010000" Storyboard.TargetName="MouseOverHighlight" Storyboard.TargetProperty="(Shape.Fill).(SolidColorBrush.Color)">
  20:                                     <SplineColorKeyFrame KeyTime="00:00:00" Value="#FFFFDF00"/>
  21:                                 </ColorAnimationUsingKeyFrames>
  22:                                 <DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Duration="00:00:00.0010000" Storyboard.TargetName="MouseOverHighlight" Storyboard.TargetProperty="(UIElement.Opacity)">
  23:                                     <SplineDoubleKeyFrame KeyTime="00:00:00" Value="0.24"/>
  24:                                 </DoubleAnimationUsingKeyFrames>
  25:                             </Storyboard>
  26:                         </VisualState>
  27:                     </VisualStateGroup>
  28:                     <VisualStateGroup x:Name="SelectionStates">
  29:                         <VisualStateGroup.Transitions>
  30:                             <VisualTransition GeneratedDuration="0:0:0.1"/>
  31:                         </VisualStateGroup.Transitions>
  32:                         <VisualState x:Name="Unselected"/>
  33:                         <VisualState x:Name="Selected">
  34:                             <Storyboard>
  35:                                 <DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Duration="00:00:00.0010000" Storyboard.TargetName="SelectionHighlight" Storyboard.TargetProperty="(UIElement.Opacity)">
  36:                                     <SplineDoubleKeyFrame KeyTime="00:00:00" Value="0.18"/>
  37:                                 </DoubleAnimationUsingKeyFrames>
  38:                             </Storyboard>
  39:                         </VisualState>
  40:                     </VisualStateGroup>
  41:                     <VisualStateGroup x:Name="RevealStates">
  42:                         <VisualStateGroup.Transitions>
  43:                             <VisualTransition GeneratedDuration="0:0:0.5"/>
  44:                         </VisualStateGroup.Transitions>
  45:                         <VisualState x:Name="Shown">
  46:                             <Storyboard>
  47:                                 <DoubleAnimation Duration="0" Storyboard.TargetName="Root" Storyboard.TargetProperty="Opacity" To="1"/>
  48:                             </Storyboard>
  49:                         </VisualState>
  50:                         <VisualState x:Name="Hidden">
  51:                             <Storyboard>
  52:                                 <DoubleAnimation Duration="0" Storyboard.TargetName="Root" Storyboard.TargetProperty="Opacity" To="0"/>
  53:                             </Storyboard>
  54:                         </VisualState>
  55:                     </VisualStateGroup>
  56:                 </VisualStateManager.VisualStateGroups>
  57:                 <Ellipse Stroke="{TemplateBinding BorderBrush}" Fill="{TemplateBinding Background}"/>
  58:                 <Ellipse RenderTransformOrigin="0.661,0.321">
  59:                     <Ellipse.Fill>
  60:                         <RadialGradientBrush GradientOrigin="0.681,0.308">
  61:                             <GradientStop Color="#00FFFFFF"/>
  62:                             <GradientStop Color="#FF3D3A3A" Offset="1"/>
  63:                         </RadialGradientBrush>
  64:                     </Ellipse.Fill>
  65:                 </Ellipse>
  66:                 <Ellipse x:Name="SelectionHighlight" Opacity="0" Fill="Red"/>
  67:                 <Ellipse x:Name="MouseOverHighlight" Opacity="0" Fill="White"/>
  68:             </Grid>
  69:         </ControlTemplate>
  70:  
  71:         <datavis:StylePalette x:Key="MyCustomStylePalette">
  72:             <!--Blue-->
  73:             <Style TargetType="Control">
  74:                 <Setter Property="Background">
  75:                     <Setter.Value>
  76:                         <RadialGradientBrush>
  77:                             <RadialGradientBrush.RelativeTransform>
  78:                                 <TransformGroup>
  79:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
  80:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
  81:                                 </TransformGroup>
  82:                             </RadialGradientBrush.RelativeTransform>
  83:                             <GradientStop Color="#FFB9D6F7"/>
  84:                             <GradientStop Color="#FF284B70" Offset="1"/>
  85:                         </RadialGradientBrush>
  86:                     </Setter.Value>
  87:                 </Setter>
  88:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
  89:             </Style>
  90:             <!--Red-->
  91:             <Style TargetType="Control">
  92:                 <Setter Property="Background">
  93:                     <Setter.Value>
  94:                         <RadialGradientBrush>
  95:                             <RadialGradientBrush.RelativeTransform>
  96:                                 <TransformGroup>
  97:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
  98:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
  99:                                 </TransformGroup>
 100:                             </RadialGradientBrush.RelativeTransform>
 101:                             <GradientStop Color="#FFFBB7B5"/>
 102:                             <GradientStop Color="#FF702828" Offset="1"/>
 103:                         </RadialGradientBrush>
 104:                     </Setter.Value>
 105:                 </Setter>
 106:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 107:             </Style>
 108:             <!-- Light Green -->
 109:             <Style TargetType="Control">
 110:                 <Setter Property="Background">
 111:                     <Setter.Value>
 112:                         <RadialGradientBrush>
 113:                             <RadialGradientBrush.RelativeTransform>
 114:                                 <TransformGroup>
 115:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 116:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 117:                                 </TransformGroup>
 118:                             </RadialGradientBrush.RelativeTransform>
 119:                             <GradientStop Color="#FFB8C0AC"/>
 120:                             <GradientStop Color="#FF5F7143" Offset="1"/>
 121:                         </RadialGradientBrush>
 122:                     </Setter.Value>
 123:                 </Setter>
 124:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 125:             </Style>
 126:             <!-- Yellow -->
 127:             <Style TargetType="Control">
 128:                 <Setter Property="Background">
 129:                     <Setter.Value>
 130:                         <RadialGradientBrush>
 131:                             <RadialGradientBrush.RelativeTransform>
 132:                                 <TransformGroup>
 133:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 134:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 135:                                 </TransformGroup>
 136:                             </RadialGradientBrush.RelativeTransform>
 137:                             <GradientStop Color="#FFFDE79C"/>
 138:                             <GradientStop Color="#FFF6BC0C" Offset="1"/>
 139:                         </RadialGradientBrush>
 140:                     </Setter.Value>
 141:                 </Setter>
 142:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 143:             </Style>
 144:             <!-- Indigo -->
 145:             <Style TargetType="Control">
 146:                 <Setter Property="Background">
 147:                     <Setter.Value>
 148:                         <RadialGradientBrush>
 149:                             <RadialGradientBrush.RelativeTransform>
 150:                                 <TransformGroup>
 151:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 152:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 153:                                 </TransformGroup>
 154:                             </RadialGradientBrush.RelativeTransform>
 155:                             <GradientStop Color="#FFA9A3BD"/>
 156:                             <GradientStop Color="#FF382C6C" Offset="1"/>
 157:                         </RadialGradientBrush>
 158:                     </Setter.Value>
 159:                 </Setter>
 160:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 161:             </Style>
 162:             <!-- Magenta -->
 163:             <Style TargetType="Control">
 164:                 <Setter Property="Background">
 165:                     <Setter.Value>
 166:                         <RadialGradientBrush>
 167:                             <RadialGradientBrush.RelativeTransform>
 168:                                 <TransformGroup>
 169:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 170:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 171:                                 </TransformGroup>
 172:                             </RadialGradientBrush.RelativeTransform>
 173:                             <GradientStop Color="#FFB1A1B1"/>
 174:                             <GradientStop Color="#FF50224F" Offset="1"/>
 175:                         </RadialGradientBrush>
 176:                     </Setter.Value>
 177:                 </Setter>
 178:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 179:             </Style>
 180:             <!-- Dark Green -->
 181:             <Style TargetType="Control">
 182:                 <Setter Property="Background">
 183:                     <Setter.Value>
 184:                         <RadialGradientBrush>
 185:                             <RadialGradientBrush.RelativeTransform>
 186:                                 <TransformGroup>
 187:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 188:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 189:                                 </TransformGroup>
 190:                             </RadialGradientBrush.RelativeTransform>
 191:                             <GradientStop Color="#FF9DC2B3"/>
 192:                             <GradientStop Color="#FF1D7554" Offset="1"/>
 193:                         </RadialGradientBrush>
 194:                     </Setter.Value>
 195:                 </Setter>
 196:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 197:             </Style>
 198:             <!--Gray Shade-->
 199:             <Style TargetType="Control">
 200:                 <Setter Property="Background">
 201:                     <Setter.Value>
 202:                         <RadialGradientBrush>
 203:                             <RadialGradientBrush.RelativeTransform>
 204:                                 <TransformGroup>
 205:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 206:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 207:                                 </TransformGroup>
 208:                             </RadialGradientBrush.RelativeTransform>
 209:                             <GradientStop Color="#FFB5B5B5"/>
 210:                             <GradientStop Color="#FF4C4C4C" Offset="1"/>
 211:                         </RadialGradientBrush>
 212:                     </Setter.Value>
 213:                 </Setter>
 214:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 215:             </Style>
 216:             <!--Blue-->
 217:             <Style TargetType="Control">
 218:                 <Setter Property="Background">
 219:                     <Setter.Value>
 220:                         <RadialGradientBrush>
 221:                             <RadialGradientBrush.RelativeTransform>
 222:                                 <TransformGroup>
 223:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 224:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 225:                                 </TransformGroup>
 226:                             </RadialGradientBrush.RelativeTransform>
 227:                             <GradientStop Color="#FF98C1DC"/>
 228:                             <GradientStop Color="#FF0271AE" Offset="1"/>
 229:                         </RadialGradientBrush>
 230:                     </Setter.Value>
 231:                 </Setter>
 232:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 233:             </Style>
 234:             <!-- Brown -->
 235:             <Style TargetType="Control">
 236:                 <Setter Property="Background">
 237:                     <Setter.Value>
 238:                         <RadialGradientBrush>
 239:                             <RadialGradientBrush.RelativeTransform>
 240:                                 <TransformGroup>
 241:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 242:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 243:                                 </TransformGroup>
 244:                             </RadialGradientBrush.RelativeTransform>
 245:                             <GradientStop Color="#FFC1C0AE"/>
 246:                             <GradientStop Color="#FF706E41" Offset="1"/>
 247:                         </RadialGradientBrush>
 248:                     </Setter.Value>
 249:                 </Setter>
 250:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 251:             </Style>
 252:             <!--Cyan-->
 253:             <Style TargetType="Control">
 254:                 <Setter Property="Background">
 255:                     <Setter.Value>
 256:                         <RadialGradientBrush>
 257:                             <RadialGradientBrush.RelativeTransform>
 258:                                 <TransformGroup>
 259:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 260:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 261:                                 </TransformGroup>
 262:                             </RadialGradientBrush.RelativeTransform>
 263:                             <GradientStop Color="#FFADBDC0"/>
 264:                             <GradientStop Color="#FF446A73" Offset="1"/>
 265:                         </RadialGradientBrush>
 266:                     </Setter.Value>
 267:                 </Setter>
 268:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 269:             </Style>
 270:             <!-- Special Blue -->
 271:             <Style TargetType="Control">
 272:                 <Setter Property="Background">
 273:                     <Setter.Value>
 274:                         <RadialGradientBrush>
 275:                             <RadialGradientBrush.RelativeTransform>
 276:                                 <TransformGroup>
 277:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 278:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 279:                                 </TransformGroup>
 280:                             </RadialGradientBrush.RelativeTransform>
 281:                             <GradientStop Color="#FF2F8CE2"/>
 282:                             <GradientStop Color="#FF0C3E69" Offset="1"/>
 283:                         </RadialGradientBrush>
 284:                     </Setter.Value>
 285:                 </Setter>
 286:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 287:             </Style>
 288:             <!--Gray Shade 2-->
 289:             <Style TargetType="Control">
 290:                 <Setter Property="Background">
 291:                     <Setter.Value>
 292:                         <RadialGradientBrush>
 293:                             <RadialGradientBrush.RelativeTransform>
 294:                                 <TransformGroup>
 295:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 296:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 297:                                 </TransformGroup>
 298:                             </RadialGradientBrush.RelativeTransform>
 299:                             <GradientStop Color="#FFDCDCDC"/>
 300:                             <GradientStop Color="#FF757575" Offset="1"/>
 301:                         </RadialGradientBrush>
 302:                     </Setter.Value>
 303:                 </Setter>
 304:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 305:             </Style>
 306:             <!--Gray Shade 3-->
 307:             <Style TargetType="Control">
 308:                 <Setter Property="Background">
 309:                     <Setter.Value>
 310:                         <RadialGradientBrush>
 311:                             <RadialGradientBrush.RelativeTransform>
 312:                                 <TransformGroup>
 313:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 314:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 315:                                 </TransformGroup>
 316:                             </RadialGradientBrush.RelativeTransform>
 317:                             <GradientStop Color="#FFF4F4F4"/>
 318:                             <GradientStop Color="#FFB7B7B7" Offset="1"/>
 319:                         </RadialGradientBrush>
 320:                     </Setter.Value>
 321:                 </Setter>
 322:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 323:             </Style>
 324:             <!--Gray Shade 4-->
 325:             <Style TargetType="Control">
 326:                 <Setter Property="Background">
 327:                     <Setter.Value>
 328:                         <RadialGradientBrush>
 329:                             <RadialGradientBrush.RelativeTransform>
 330:                                 <TransformGroup>
 331:                                     <ScaleTransform CenterX="0.5" CenterY="0.5" ScaleX="2.09" ScaleY="1.819"/>
 332:                                     <TranslateTransform X="-0.425" Y="-0.486"/>
 333:                                 </TransformGroup>
 334:                             </RadialGradientBrush.RelativeTransform>
 335:                             <GradientStop Color="#FFF4F4F4"/>
 336:                             <GradientStop Color="#FFA3A3A3" Offset="1"/>
 337:                         </RadialGradientBrush>
 338:                     </Setter.Value>
 339:                 </Setter>
 340:                 <Setter Property="Template" Value="{StaticResource CustomLineDataPointTemplate}" />
 341:             </Style>
 342:         </datavis:StylePalette>
 343:     </navigation:Page.Resources>
 344:     <Grid x:Name="LayoutRoot" Background="White">
 345:         <chartingToolkit:Chart x:Name="Chart1" Title="Overall History"
 346:                                                Width="500" Height="500" StylePalette="{StaticResource MyCustomStylePalette}">
 347:             <chartingToolkit:Chart.Series>
 348:                 <chartingToolkit:LineSeries
 349:                             Title="First Line"
 350:                             IndependentValueBinding="{Binding EntryDate}"
 351:                             DependentValueBinding="{Binding Count}" />
 352:                 <chartingToolkit:LineSeries
 353:                             Title="Second Line"
 354:                             IndependentValueBinding="{Binding EntryDate}"
 355:                             DependentValueBinding="{Binding Count}" />
 356:                 <chartingToolkit:LineSeries
 357:                             Title="Third Line"
 358:                             IndependentValueBinding="{Binding EntryDate}"
 359:                             DependentValueBinding="{Binding Count}" />
 360:             </chartingToolkit:Chart.Series>
 361:         </chartingToolkit:Chart>
 362:     </Grid>
 363: </navigation:Page>

Text.xaml.cs

   1: using System;
   2: using System.Collections.Generic;
   3: using System.Linq;
   4: using System.Net;
   5: using System.Windows;
   6: using System.Windows.Controls;
   7: using System.Windows.Documents;
   8: using System.Windows.Input;
   9: using System.Windows.Media;
  10: using System.Windows.Media.Animation;
  11: using System.Windows.Shapes;
  12: using System.Windows.Navigation;
  13: using System.Windows.Controls.DataVisualization.Charting;
  14:  
  15: namespace TestProject.Views
  16: {
  17:     public class MyData
  18:     {
  19:         public MyData(int count, DateTime entryDate, string dataTitle, int growth)
  20:         {
  21:             Count = count;
  22:             EntryDate = entryDate;
  23:             DataTitle = dataTitle;
  24:             Growth = growth;
  25:         }
  26:  
  27:         public int Count { get; set; }
  28:         public DateTime EntryDate { get; set; }
  29:  
  30:         public string DataTitle { get; set; }
  31:         public int Growth { get; set; }
  32:  
  33:         public object DataPointTooltipText
  34:         {
  35:             get
  36:             {
  37:                 TextBlock tb = new TextBlock();
  38:                 tb.Inlines.Add(new Run { Text = "Title: " + DataTitle, FontWeight = FontWeights.Bold });
  39:                 tb.Inlines.Add(new LineBreak());
  40:                 tb.Inlines.Add(new Run { Text = "Updated: " + EntryDate.ToShortDateString() });
  41:                 tb.Inlines.Add(new LineBreak());
  42:                 if (Growth >= 0)
  43:                     tb.Inlines.Add(new Run { Text = "Growth: " + Growth.ToString(), Foreground = new SolidColorBrush(Colors.Green) });
  44:                 else
  45:                     tb.Inlines.Add(new Run { Text = "Neg Growth: " + Growth.ToString(), Foreground = new SolidColorBrush(Colors.Red) });
  46:  
  47:                 return tb;
  48:             }
  49:         }
  50:     }
  51:  
  52:     public partial class Test : Page
  53:     {
  54:         public Test()
  55:         {
  56:             InitializeComponent();
  57:         }
  58:  
  59:         // Executes when the user navigates to this page.
  60:         protected override void OnNavigatedTo(NavigationEventArgs e)
  61:         {
  62:             LoadData();
  63:         }
  64:  
  65:         public void LoadData()
  66:         {
  67:             List<MyData> line1 = new List<MyData>();
  68:             List<MyData> line2 = new List<MyData>();
  69:             List<MyData> line3 = new List<MyData>();
  70:  
  71:             line1.Add(new MyData(4, new DateTime(2008, 11, 10), "Test 1", 4));
  72:             line1.Add(new MyData(9, new DateTime(2008, 11, 12), "Test 2", 5));
  73:             line1.Add(new MyData(20, new DateTime(2009, 2, 13), "Test 3", 11));
  74:  
  75:             line2.Add(new MyData(1, new DateTime(2008, 12, 14), "Test A", 1));
  76:             line2.Add(new MyData(15, new DateTime(2008, 12, 20), "Test B", 14));
  77:             line2.Add(new MyData(10, new DateTime(2009, 1, 12), "Test C", -5));
  78:  
  79:             line3.Add(new MyData(7, new DateTime(2008, 12, 1), "Test 1.1", 7));
  80:             line3.Add(new MyData(13, new DateTime(2009, 1, 12), "Test 1.2", 6));
  81:             line3.Add(new MyData(16, new DateTime(2009, 2, 10), "Test 1.3", 3));
  82:  
  83:             LineSeries ls = Chart1.Series[0] as LineSeries;
  84:             ls.ItemsSource = line1;
  85:  
  86:             LineSeries ls2 = Chart1.Series[1] as LineSeries;
  87:             ls2.ItemsSource = line2;
  88:  
  89:             LineSeries ls3 = Chart1.Series[2] as LineSeries;
  90:             ls3.ItemsSource = line3;
  91:         }
  92:     }
  93: }

Let me know if you have any questions.  And please note that this is using Silverlight 3.0 and the latest toolkit.