WPF

<DataGrid AutoGenerateColumns="False" CanUserAddRows="False" 
                                  Name="grdRequestTemplate" VerticalAlignment="Top" Width="Auto"
                                  ItemsSource="{Binding FetchTemplateList}" 
                                  SelectedItem="{Binding Path=FetchTemplateElement}" RowDetailsVisibilityMode="VisibleWhenSelected"
                                  ColumnHeaderStyle="{StaticResource columnHeaderStyle}" RowStyle="{StaticResource rowStyle}"
                                  CellStyle="{StaticResource cellStyle}" GridLinesVisibility="None"
                                  RowHeaderStyle="{StaticResource rowHeaderStyle}" IsReadOnly="False" >
                            <DataGrid.Columns>
                                <DataGridTextColumn Header="TemplateID" HeaderStyle="{StaticResource WrappedColumnHeaderStyle}" 
                                                    Visibility="Hidden" Binding="{Binding TemplateID}" MinWidth="50" />
                                <DataGridTextColumn Header="TemplateUserMappingId"  Visibility="Hidden" Binding="{Binding TemplateUserMappingId}" MinWidth="50" />
                                <DataGridCheckBoxColumn Header="#" Binding="{Binding Check}" />
                                <DataGridTemplateColumn Header="#2">
                                    <DataGridTemplateColumn.CellTemplate>
                                        <DataTemplate>
                                            <CheckBox IsChecked="{Binding Path=ChkBoxClickCommand}" Checked="CheckBox_Checked" Click="CheckBox_Click" HorizontalAlignment="Center" VerticalAlignment="Center">                                                
                                            </CheckBox>
                                        </DataTemplate>
                                    </DataGridTemplateColumn.CellTemplate>
                                </DataGridTemplateColumn>
                                <DataGridTextColumn Header="User ID" HeaderStyle="{StaticResource WrappedColumnHeaderStyle}" 
                                                    Binding="{Binding UserLabelId}" MinWidth="150" IsReadOnly="True" />
                                <DataGridTextColumn Header="Template Name" HeaderStyle="{StaticResource WrappedColumnHeaderStyle}" 
                                                    Binding="{Binding Name}" Width="*"  IsReadOnly="True" />
                                <DataGridTextColumn Header="Application" HeaderStyle="{StaticResource WrappedColumnHeaderStyle}" 
                                                    Binding="{Binding TypeLabel}" MinWidth="100"  IsReadOnly="True" />
                                <DataGridTextColumn Header="Date Requested" HeaderStyle="{StaticResource WrappedColumnHeaderStyle}" 
                                                    Binding="{Binding RequestedOnDate}"  IsReadOnly="True">
                                </DataGridTextColumn>
                            </DataGrid.Columns>
                        </DataGrid>

private void SetCookies(string name, string value)
{
    // Call the SetCookie(name,value) JavaScript method
    string code = string.Format("document.getElementById('myIFrame').contentWindow.SetCookie('{0}','{1}')", name, value);
    HtmlPage.Window.Eval(code);
}

HtmlElement iframe = (HtmlElement)radHtmlPlaceholder1.HtmlPresenter.Children[0];
// Set an ID to the IFrame so that can be used later when calling the javascript
iframe.SetAttribute("id", "myIFrame");

HtmlPage.Window.Eval(code);