<asp:UpdatePanel runat="server" ID="Upd_t" UpdateMode="Always">
<ContentTemplate>
<asp:GridView ID="Gr_01" runat="server" AllowPaging="True"
DataSourceID="SqlDataSource1" AutoGenerateColumns="False"
DataKeyNames="id" HorizontalAlign="Center" PageSize="20" Width="90%"
OnRowCommand="R_cmd"
OnRowEditing="R_ed"
OnRowDataBound="Gr_01_RowDataBound"
onselectedindexchanged="Gr_01_SelectedIndexChanged">
<AlternatingRowStyle BackColor="#F0F0F0" />
<Columns>
<asp:CommandField ButtonType="Image" ShowDeleteButton="True" ShowEditButton="True"
CancelImageUrl ="~/gif/otm.gif"
DeleteImageUrl ="~/gif/error.gif"
EditImageUrl ="~/gif/ok.gif"
UpdateImageUrl ="~/gif/upd.gif" >
<ItemStyle Width="42px" />
</asp:CommandField>
<asp:BoundField DataField="id" HeaderText="id" InsertVisible="False" ReadOnly="True"
ItemStyle-Width="50px" ItemStyle-HorizontalAlign="Center" >
<ItemStyle HorizontalAlign="Center" Width="50px" />
</asp:BoundField>
<asp:BoundField DataField="fname" HeaderText="Заголовок 1" HeaderStyle-BackColor="#D7ECEC"
ItemStyle-Width="45%" ControlStyle-Width="99%" >
<ControlStyle Width="99%" />
<HeaderStyle BackColor="#D7ECEC" />
<ItemStyle Width="45%" />
</asp:BoundField>
<asp:BoundField DataField="lname" HeaderText="Заголовок второго столбца" HeaderStyle-BackColor="#D7ECEC"
ItemStyle-Width="50%" ControlStyle-Width="99%">
<ControlStyle Width="99%" />
<HeaderStyle BackColor="#D7ECEC" />
<ItemStyle Width="50%" />
</asp:BoundField>
</Columns>
</asp:GridView>
</ContentTemplate>
</asp:UpdatePanel> [SRC c#]