Windows Phone 学习 Web搜索组件

   <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">            <StackPanel>                <TextBlock>请输入关键字：</TextBlock>                <TextBox Name="txtKeyWord"/>                <Button Content="搜索" HorizontalAlignment="Center" Click="OnSearch"/>            </StackPanel>        </Grid>

 private void OnSearch(object sender, RoutedEventArgs e)        {            if (txtKeyWord.Text == "")            {                return;            }            SearchTask MySearch = new SearchTask();            MySearch.SearchQuery = txtKeyWord.Text;            MySearch.Show();        }