< Window x:Class="ImageReflection.Movies"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="Movies" Height="800" Width="600" Background="Black" >
    
    < StackPanel >
        < !-- Define Button -- >
        < Button Width="50" Height="50" >
        < !-- Button Tooltip Property -- >
            < Button.ToolTip >
                      < !-- Define Media Element -- >
                < MediaElement Source="Wildlife.wmv" Width="200" Height="200"  >
                < /MediaElement >
            < /Button.ToolTip >
        < /Button >
    < /StackPanel >
< /Window >