or
ChartSeries serieObjective = new ChartSeries("Objective") { Type = ChartSeriesType.Line };
serieObjective.Items.Add(new ChartSeriesItem(1, 20));
int periods = NumberOfPeriods(firstPeriod, lastPeriod); //Returns the number of periods (in this example 12)
serieObjective.Items.Add(new ChartSeriesItem(periods, 120));
chart.Series.Add(serieObjective);

<telerik:GridTemplateColumn HeaderText="RESCHEDULE"> <ItemTemplate> <asp:ImageButton ID="imgSched" runat="server" CommandName="reSched" CommandArgument='<% #Bind("intEOLId") %>' ImageUrl="~/Images/Bones.png" OnClientClick="javascript:window.open('../Admin/Email.aspx?EolId);" Height="30px" Width="30px" /> </ItemTemplate> </telerik:GridTemplateColumn>If (e.CommandName = "reSched") Then Dim EolId As Integer = Convert.ToInt32(e.CommandArgument) Dim item As GridDataItem = TryCast(e.Item, GridDataItem) Dim linkSched As ImageButton = DirectCast(item.FindControl("imgSched"), ImageButton) Dim Vreturn As String = "" linkSched.Attributes.Add("onclick", "javascript:window.open('../Admin/Email.aspx?EolId=" & EolId & "'); return false;") 'sql = "Execute usp_EOLResched " & EolId 'Vreturn = getData(sql).Rows(0)(0) 'If Vreturn = "1" Then ' Fillgrid = True ' myRadGrid.Rebind() 'End If End Ifprotected void dtg_ItemCreated(object sender, GridItemEventArgs e) { #region dtgCatalogos_ItemCreated if (e.Item is GridEditFormItem && e.Item.IsInEditMode) { if (e.Item.DataItem != null) { string name = e.Item.DataItem.ToString();// UserControl userControl = (UserControl)e.Item.FindControl(GridEditFormItem.EditFormUserControlID); RadTreeView radTreeView = (userControl.FindControl("tvRoles") as RadTreeView); radTreeView.DataSource = SOMEDATASOURCE1; radTreeView.DataBind(); foreach (RadTreeNode node in radTreeView.Nodes) { node.Checked = true; } } }}<telerik:RadTreeView runat="server" ID="tvRoles" DataValueField="ProcesoId" DataTextField="ProcesoDescr" CheckBoxes="true" CheckChildNodes="true" TriStateCheckBoxes="true" CausesValidation="false" />