How to apply style for WPF DATAGRID Scrollbars

I have a WPF Datagrid control. I want to apply style开发者_JAVA技巧 for scrollbars. It would be nice if u can give me an example for it.

Thanx

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How about something this?

<DataGrid>
    <DataGrid.Resources>
        <Style TargetType="ScrollBar">
            <Setter Property="Background" Value="Red" />
        </Style>                                        
    </DataGrid.Resources>
</DataGrid>