Vista - Define Menu and MenuItem in Xml file

hi, i would like to define a menu and menuitems within a xml file and
read it into the xaml:

does anyone have an idea how it could work??
thanks a lot, k.


Menu.xml:
<Menu>
<MenuItem Header="File">
<MenuItem Header="Open" Click="OpenFct"/>
<MenuItem Header="Exit" Click="ExitFct"/>
</MenuItem>
<MenuItem Header="Help">
<MenuItem Header="About" Click="AboutFct"/>
<MenuItem Header="Userhelp" Click="HelpFct"/>
</MenuItem>
<Menu>

Xaml:
<XmlDataProvider x:Key="MenuXml" Source="Menu.xml" XPath="Menu/MenuItem"/>
<HierarchicalDataTemplate DataType="MenuItem" ItemsSource="{Binding}">
??
<TextBlock ...>
</TextBlock>
</HierarchicalDataTemplate>

<Menu DockPanel.Dock="Top" DataContext="{StaticResource MenuXml}"
ItemsSource="{Binding}"/>