or
<div> <telerik:RadGrid ID="InquiryGrid" runat="server" AllowPaging="false" AllowSorting="false" AutoGenerateColumns="false" ClientSettings-Scrolling-AllowScroll="true" ClientSettings-Scrolling-EnableVirtualScrollPaging="false" EnableEmbeddedSkins="false" EnableViewState="false" GridLines="none" ImagesPath="Images/" PagerStyle-AlwaysVisible="true" PagerStyle-Mode="NextPrevAndNumeric" PageSize="400" OnNeedDataSource="InquiryGrid_NeedDataSource" Skin="Gray" Height="100%" OnUpdateCommand="InquiryGrid_UpdateCommand" OnDeleteCommand="InquiryGrid_DeleteCommand" OnInsertCommand="InquiryGrid_InsertCommand" > <ClientSettings> <Scrolling AllowScroll="true" SaveScrollPosition="true" UseStaticHeaders="true" /> </ClientSettings> <MasterTableView ClientDataKeyNames="inquiry_id" TableLayout="Fixed" EditMode="InPlace"> <HeaderStyle Height="25px" /> <EditFormSettings> <EditColumn UniqueName="EditCommandColumn" ButtonType="ImageButton" CancelImageUrl="images/edit_cancel.gif" UpdateImageUrl="images/edit_update.gif" InsertImageUrl="images/edit_update.gif" EditText="Edit" InsertText="Insert" UpdateText="Update" > </EditColumn> </EditFormSettings> <columns> <telerik:GridBoundColumn DataField="maturity_range" HeaderText="Maturity Range" SortExpression="maturity_range" UniqueName="maturity_range"> <HeaderStyle width="100px" CssClass="th-inquiry-lastupdate_dt" /> <ItemStyle width="100px" CssClass="inquiry-lastupdate_dt" /> </telerik:GridBoundColumn> <telerik:GridBoundColumn DataField="active" HeaderText="Active ?" SortExpression="active" UniqueName="active"> <HeaderStyle width="50px" CssClass="th-inquiry-lastupdate_dt" /> <ItemStyle width="50px" CssClass="inquiry-lastupdate_dt" /> </telerik:GridBoundColumn> <telerik:GridEditCommandColumn ButtonType="ImageButton" UniqueName="EditCommandColumn" EditImageUrl="images/edit.gif"> </telerik:GridEditCommandColumn> <telerik:GridButtonColumn ConfirmText="Delete this inquiry?" ConfirmDialogType="RadWindow" ConfirmTitle="Delete" ButtonType="ImageButton" CommandName="Delete" Text="Delete" UniqueName="DeleteColumn" ImageUrl="images/delete.gif"> </telerik:GridButtonColumn> </columns> </MasterTableView> </telerik:RadGrid></div><br><div><asp:Button ID="btnAdd" runat="server" CssClass="pc-btn" OnClick="AddNew_Click" Text="Add New" /></div> protected void AddNew_Click(object sender, EventArgs e) { InquiryGrid.MasterTableView.IsItemInserted = true; InquiryGrid.Rebind(); }