HomeView.xaml

<UserControl x:Class="MyoTestv4.HomeView"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:l="clr-namespace:MyoTestv4.Home" 
             mc:Ignorable="d" 
             d:DesignHeight="300" d:DesignWidth="300">

    <UserControl.Resources>
        <l:BoolToVisibilityConverter x:Key="BoolToVisibilityConverter" />
        <l:BoolToNonVisibilityConverter x:Key="BoolToNonVisibilityConverter" />
    </UserControl.Resources>


    <Grid>
        <WebBrowser Name="WBrowser" Navigated="WBrowser_OnNavigated" Visibility="{Binding LoggedIn, Converter={StaticResource BoolToNonVisibilityConverter}}" />
        <TextBlock TextWrapping="Wrap" Background="#00bdde" Text="{Binding UserName}" Foreground="White" FontSize="25" Visibility="{Binding LoggedIn, Converter={StaticResource BoolToVisibilityConverter}}"  FontFamily="Segoe UI Light" Name="TBInfos" />
        <Image HorizontalAlignment="Left" x:Name="imgProfile" Height="100" Margin="190,10,0,0" VerticalAlignment="Top" Width="100"/>

    </Grid>
</UserControl>