or

<telerik:RadComboBox ID="rcbCust" runat="server" CausesValidation="false" EnableAutomaticLoadOnDemand="true" Width="550px" AutoPostBack="true" DataTextField="COMPANY_NAME" DataSourceID="ObjectDataSource1" OnSelectedIndexChanged="rcbCust_SelectedIndexChanged" AllowCustomText="true" EmptyMessage="Select a customer to enter an order for " EnableAjaxSkinRendering="true" DataValueField="CUST_ID" > <HeaderTemplate> <table width="100%"> <tr> <td style="width: 115px" align="center"> Customer ID </td> <td style="width: 115px" align="center"> Company Name </td> <td style="width: 115px" align="center"> Contact Name </td> <td style="width: 120px" align="center"> Address </td> </tr> </table> </HeaderTemplate> <ItemTemplate> <table width="100%"> <tr> <td style="width: 115px" align="center"> <%# DataBinder.Eval(Container.DataItem, "CUST_ID") %> </td> <td style="width: 115px" align="center"> <%# DataBinder.Eval(Container.DataItem, "COMPANY_NAME") %> </td> <td style="width: 115px" align="center"> <%# DataBinder.Eval(Container.DataItem, "CONTACT_NAME") %> </td> <td style="width: 120px" align="center"> <%# DataBinder.Eval(Container.DataItem, "ADDRESS") %> </td> </tr> </table> </ItemTemplate> </telerik:RadComboBox><input type="submit" style="" class="PostbackButton" id="PostbackButton1" onclick="return blockConfirm('Are you sure you want to postback?', event, 330, 100,'','Custom title');" value="Confirm postback with radconfirm" name="PostbackButton1">Notice the additional WebForm_DoPostBackWithOptions in my<inputtype="button"id="ctl00_bodyContentPlaceHolder_uxTimeCard_uxContainer_uxSaveTimesheet"onclick="return blockConfirm(this, event,'Saving timesheet...','Rows without time will be removed. Do you want to continue?', 350, 150);WebForm_DoPostBackWithOptions(new WebForm_PostBackOptions("ctl00$bodyContentPlaceHolder$uxTimeCard$uxContainer$uxSaveTimesheet", "", true, "", "", false, true))"value="save timesheet"name="ctl00$bodyContentPlaceHolder$uxTimeCard$uxContainer$uxSaveTimesheet"class="rfdDecorated"tabindex="-1">
onclick event as opposed to the demo. So when the line callerObj["onclick"] = ""; fires, the event is totally removed.
var createdDateColumn = new GridTemplateColumn{ HeaderText = GlobalResources_Projects.FileExplorer_CreatedDate, SortExpression = "CreatedDate", UniqueName = "CreatedDate", DataField = "CreatedDate",};createdDateColumn.ItemStyle.HorizontalAlign = HorizontalAlign.Left;fileExplorer.Grid.Columns.Add(createdDateColumn);GridColumn column = fileExplorer.Grid.Columns.FindByUniqueNameSafe(name);column.HeaderStyle.Width = Unit.Pixel(width);column.ItemStyle.Width = Unit.Pixel(width);