<!--<SnippetSetApplicationMainWindowXAML>-->
<Application 
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    StartupUri="StartupWindow.xaml"
    >
  <Application.MainWindow>
    <NavigationWindow Source="MainPage.xaml" Visibility="Visible"></NavigationWindow>
  </Application.MainWindow>
</Application>
<!--</SnippetSetApplicationMainWindowXAML>-->