<asp:TemplateField HeaderText="Leaves At" SortExpression="OutHour">
                                <AlternatingItemTemplate><%# Eval("OutHour", "{0:t}")%></AlternatingItemTemplate>
                                <ItemTemplate><%# Eval("OutHour", "{0:t}")%></ItemTemplate>
                                <EditItemTemplate>
                                    <asp:GridView ID="grvOutHour" runat="server" DataSourceID="odsOutHours">
                                        <RowStyle BackColor="#F7F6F3" ForeColor="#333333" BorderColor="Black"
                                                  BorderStyle="Solid" BorderWidth="1px" />
                                        <Columns>
                                            <asp:TemplateField SortExpression="OutHour">
                                                <ItemTemplate>
                                                    <asp:TextBox ID="txtEditOutHour" runat="server"
                                                                 ReadOnly="true" Text='<%# Bind("OutHour") %>' />
                                                </ItemTemplate>
                                                <EditItemTemplate>
                                                    <asp:TextBox ID="txtEditOutHour" runat="server"
                                                                 ReadOnly="false" Text='<%# Bind("OutHour") %>' />
                                                </EditItemTemplate>
                                            </asp:TemplateField>
                                        </Columns>
                                    </asp:GridView>
                                </EditItemTemplate>
                                <ControlStyle Width="30px" />
                                <ItemStyle VerticalAlign="Middle" HorizontalAlign="Center" Width="30px" />
                            </asp:TemplateField>