/Doctor/MainWindow.xaml

<Window x:Class="MainWindow"

    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

    Title="MainWindow" Height="720  " Width="1280">

    <Grid>

        <TabControl >

            <TabItem Header="Show" >

                <Grid>

                    <Frame Name="TvFrame" Source="TvFrame.xaml"  />

                </Grid>

            </TabItem>

            <TabItem Header="Episode" >

                <Grid>

                    <Frame Name="TvFrameEpisode" Source="TvEpisodeFrame.xaml"  />

                </Grid>

            </TabItem>

        </TabControl>

    </Grid>

</Window>