Diner1.xaml

<!-- =========================================
      Diner1.xaml (c) 2006 by Charles Petzold
     ========================================= -->
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <Grid TextBlock.FontSize="192">
        <TextBlock Name="eat" Text="EAT" Foreground="Red"
                   HorizontalAlignment="Center"
                   VerticalAlignment="Center" />
        <TextBlock Name="here" Text="HERE" Foreground="Blue"
                   Opacity="0"
                   HorizontalAlignment="Center"
                   VerticalAlignment="Center" />
    </Grid> 
    <Page.Triggers>
        <EventTrigger RoutedEvent="Canvas.Loaded">
            <BeginStoryboard>
                <Storyboard TargetProperty="Opacity" RepeatBehavior="Forever">

                    <DoubleAnimationUsingKeyFrames Storyboard.TargetName="eat">
                        <DiscreteDoubleKeyFrame KeyTime="0:0:1" Value="0" />
                        <DiscreteDoubleKeyFrame KeyTime="0:0:2" Value="1" />
                    </DoubleAnimationUsingKeyFrames>

                    <DoubleAnimationUsingKeyFrames Storyboard.TargetName="here">
                        <DiscreteDoubleKeyFrame KeyTime="0:0:1" Value="1" />
                        <DiscreteDoubleKeyFrame KeyTime="0:0:2" Value="0" />
                    </DoubleAnimationUsingKeyFrames>
                </Storyboard>
            </BeginStoryboard>
        </EventTrigger>
    </Page.Triggers>
</Page>