设置hyperlinkbutton参数

                            <HyperlinkButton   NavigateUri="{Binding Path=FilePath,Converter={StaticResource mUploadFileNavigateUriConverter}}" TargetName="_blank"  
                              Margin="0,5" VerticalAlignment="Center" HorizontalAlignment="Left" >

TargetName="_blank" 表示新标签空白页打开