<div style="float : left;  width: 83%">
                                                 
                         <asp:UpdatePanel ID="UpdatePanel1" ChildrenAsTriggers="true" runat="server" UpdateMode="Conditional" >
                    
                             <ContentTemplate>
                                 <asp:LinkButton ID="LBH" runat="server" style="display:none;">LB</asp:LinkButton>
                             
                                 <asp:DataGrid ID="DataGrid" runat="server" AllowPaging="True" 
                                     AutoGenerateColumns="False" CellPadding="4" ForeColor="#AABDE6" 
                                     GridLines="None" OnItemCommand="DataGridSC_ItemCommand" PageSize="15" 
                                     Width="100%">
                                     <AlternatingItemStyle BackColor="White" ForeColor="#284775" />
                                     <Columns>
                                         <asp:BoundColumn DataField="id" ReadOnly="True" Visible="False">
                                             <ItemStyle Font-Bold="False" Font-Italic="False" Font-Overline="False" 
                                                 Font-Strikeout="False" Font-Underline="False" />
                                         </asp:BoundColumn>
                                         <asp:ButtonColumn CommandName="Change" Text="Изменить"></asp:ButtonColumn>
                                         <asp:ButtonColumn CommandName="Delete" Text="Удалить"></asp:ButtonColumn>
                                         <asp:BoundColumn DataField="Name" HeaderText="Наименование"></asp:BoundColumn>
                                   

protected void DataGridSC_ItemCommand(object source, DataGridCommandEventArgs e)
        { ....
                 cstext1.Append("<script type=text/javascript> changeSC('" + sc.Id+"','"+sc.Name+....+"'); </");
                        cstext1.Append("script>");

                        cs.RegisterStartupScript(cstype, csname1, cstext1.ToString());