How to create floating PivotSchemaDesigner

<Grid x:Name="schemaDesignerContainer" Margin="5" HorizontalAlignment="Stretch" VerticalAlignment="Top" >

                        <pivotSchemaDesigner:PivotSchemaDesigner Name="pivotSchemaDesigner"/>

                    </Grid>

pivotSchemaDesigner.PivotControl = this.pivotGrid1;

<StackPanel Margin="5">

                                        <TextBlock FontWeight="Bold"> Load Schema Designer</TextBlock>

                                        <Button Name="ShowSchema" Height="25" Width="200" Content="Load Schema Designer" HorizontalAlignment="Left" Click="ShowSchema_Click" />

                                    </StackPanel>

private void ShowSchema_Click(object sender, RoutedEventArgs e)

        {

            SilverlightControl1 SchemaDesigner = new SilverlightControl1();

            SchemaDesigner.pivotSchemaDesigner.PivotControl = this.pivotGrid1;

            SchemaDesigner.Show();

        }