CheckBox Like radio button in XAML - windows-phone-8.1

Question

I want to design a radio button for selection for true and false values with change in background color its only work for selection but when i click on same its not working following is my style for same, Bellow is my checkbox
<CheckBox Foreground="Black" Content="Save Internet Banking ID" Style="{StaticResource myStyle}" />
Below is my style for same
<Style x:Key="myStyle" TargetType="CheckBox">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="CheckBox">
<RadioButton IsChecked="{Binding IsChecked, Mode=TwoWay, RelativeSource={RelativeSource Mode=Self}}"
Content="{TemplateBinding Content}"
Style="{StaticResource RadioButtonStyle1}"/>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
Below is my radio button style
<Style x:Key="RadioButtonStyle1" TargetType="RadioButton">
<Setter Property="Background" Value="{ThemeResource PhoneRadioCheckBoxBrush}"/>
<Setter Property="BorderBrush" Value="{ThemeResource PhoneRadioCheckBoxBorderBrush}"/>
<Setter Property="FontSize" Value="{ThemeResource TextStyleLargeFontSize}"/>
<Setter Property="FontFamily" Value="{ThemeResource PhoneFontFamilyNormal}"/>
<Setter Property="HorizontalContentAlignment" Value="Left"/>
<Setter Property="VerticalContentAlignment" Value="Top"/>
<Setter Property="HorizontalAlignment" Value="Left"/>
<Setter Property="VerticalAlignment" Value="Top"/>
<Setter Property="Padding" Value="{ThemeResource CheckBoxAndRadioButtonTextPaddingThickness}"/>
<Setter Property="MinWidth" Value="{ThemeResource CheckBoxAndRadioButtonMinWidthSize}"/>
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="RadioButton">
<Grid Background="Transparent">
<VisualStateManager.VisualStateGroups>
<VisualStateGroup x:Name="CommonStates">
<VisualState x:Name="Normal"/>
<VisualState x:Name="MouseOver"/>
<VisualState x:Name="PointerOver"/>
<VisualState x:Name="Pressed">
<Storyboard>
<PointerDownThemeAnimation Storyboard.TargetName="Container"/>
<ObjectAnimationUsingKeyFrames Storyboard.TargetProperty="Fill" Storyboard.TargetName="CheckBackground">
<DiscreteObjectKeyFrame KeyTime="0" Value="{ThemeResource ButtonPressedBackgroundThemeBrush}"/>
</ObjectAnimationUsingKeyFrames>
<ObjectAnimationUsingKeyFrames Storyboard.TargetProperty="Fill" Storyboard.TargetName="CheckMark">
<DiscreteObjectKeyFrame KeyTime="0" Value="{ThemeResource ButtonPressedForegroundThemeBrush}"/>
</ObjectAnimationUsingKeyFrames>
</Storyboard>
</VisualState>
<VisualState x:Name="Disabled">
<Storyboard>
<ObjectAnimationUsingKeyFrames Storyboard.TargetProperty="Stroke" Storyboard.TargetName="CheckBackground">
<DiscreteObjectKeyFrame KeyTime="0" Value="{ThemeResource ButtonDisabledBorderThemeBrush}"/>
</ObjectAnimationUsingKeyFrames>
<ObjectAnimationUsingKeyFrames Storyboard.TargetProperty="Fill" Storyboard.TargetName="CheckMark">
<DiscreteObjectKeyFrame KeyTime="0" Value="{ThemeResource ButtonDisabledBorderThemeBrush}"/>
</ObjectAnimationUsingKeyFrames>
<ObjectAnimationUsingKeyFrames Storyboard.TargetProperty="Foreground" Storyboard.TargetName="ContentPresenter">
<DiscreteObjectKeyFrame KeyTime="0" Value="{ThemeResource ButtonDisabledForegroundThemeBrush}"/>
</ObjectAnimationUsingKeyFrames>
</Storyboard>
</VisualState>
</VisualStateGroup>
<VisualStateGroup x:Name="CheckStates">
<VisualState x:Name="Checked">
<Storyboard>
<ObjectAnimationUsingKeyFrames Storyboard.TargetProperty="Visibility" Storyboard.TargetName="CheckMark">
<DiscreteObjectKeyFrame KeyTime="0" Value="Visible"/>
</ObjectAnimationUsingKeyFrames>
<ObjectAnimationUsingKeyFrames Storyboard.TargetProperty="Visibility" Storyboard.TargetName="UnCheckMark">
<DiscreteObjectKeyFrame KeyTime="0" Value="Collapsed"/>
</ObjectAnimationUsingKeyFrames>
</Storyboard>
</VisualState>
<VisualState x:Name="Unchecked">
<Storyboard>
<ObjectAnimationUsingKeyFrames Storyboard.TargetProperty="Visibility" Storyboard.TargetName="CheckMark">
<DiscreteObjectKeyFrame KeyTime="0" Value="Collapsed"/>
</ObjectAnimationUsingKeyFrames>
<ObjectAnimationUsingKeyFrames Storyboard.TargetProperty="Visibility" Storyboard.TargetName="UnCheckMark">
<DiscreteObjectKeyFrame KeyTime="0" Value="Visible"/>
</ObjectAnimationUsingKeyFrames>
</Storyboard>
</VisualState>
<VisualState x:Name="Indeterminate"/>
</VisualStateGroup>
</VisualStateManager.VisualStateGroups>
<Grid x:Name="Container" Margin="{ThemeResource PhoneTouchTargetLargeOverhang}">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="25.5"/>
<ColumnDefinition Width="*"/>
</Grid.ColumnDefinitions>
<Grid VerticalAlignment="Top">
<Ellipse x:Name="CheckBackground" Fill="Black" HorizontalAlignment="Left" Height="25.5" IsHitTestVisible="False" Stroke="{TemplateBinding BorderBrush}" StrokeThickness="{ThemeResource PhoneStrokeThickness}" VerticalAlignment="Center" Width="25.5"/>
<Ellipse x:Name="CheckMark" Fill="Orange" HorizontalAlignment="Center" Height="20" IsHitTestVisible="False" Visibility="Collapsed" VerticalAlignment="Center" Width="20"/>
<Ellipse x:Name="UnCheckMark" Fill="Red" HorizontalAlignment="Center" Height="20" IsHitTestVisible="False" Visibility="Collapsed" VerticalAlignment="Center" Width="20"/>
<TextBlock/>
</Grid>
<ContentPresenter x:Name="ContentPresenter" AutomationProperties.AccessibilityView="Raw" ContentTemplate="{TemplateBinding ContentTemplate}" Content="{TemplateBinding Content}" Grid.Column="1" Foreground="{TemplateBinding Foreground}" FontSize="{TemplateBinding FontSize}" FontFamily="{TemplateBinding FontFamily}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
</Grid>
</Grid>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>