<Canvas xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Background="Red">
<Canvas.Triggers>
<EventTrigger RoutedEvent="Canvas.Loaded">
<BeginStoryboard>
<Storyboard TargetProperty="Background.Color">
<ColorAnimationUsingKeyFrames RepeatBehavior="Forever">
<LinearColorKeyFrame KeyTime="0:0:0" Value="Red" />
<LinearColorKeyFrame KeyTime="0:0:1" Value="Orange" />
<LinearColorKeyFrame KeyTime="0:0:7" Value="Red" />
</ColorAnimationUsingKeyFrames>
</Storyboard>
</BeginStoryboard>
</EventTrigger>
</Canvas.Triggers>
</Canvas>
| 
