<script type="text/javascript">
        function checkDelete() {
            return confirm('是否删除？');
        }
    </script>
 <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" OnRowCommand="GridView1_RowCommand" >
        <Columns>
            <asp:BoundField DataField="ID" HeaderText="编号" />
            <asp:BoundField DataField="NameL" HeaderText="名称" />
           <asp:TemplateField>
                <ItemTemplate>
                    <asp:LinkButton ID="lkBtnDelete" runat="server" Text="删除" CommandArgument='<%# Eval("ID") %>'
                        CommandName="delRow" OnClientClick="return checkDelete()"></asp:LinkButton>
                </ItemTemplate>
           </asp:TemplateField>
        </Columns>
    </asp:GridView>