AjaxToolKit : TabContainer Some unknown kind of line

Hello All,

I am have a unknown/unexpected kind of display error.

I am using AjaxToolKit : TabContainer, inside tab I have a datalist and a label.

As shown in image below: I am getting a line over the label

Image:

http://postimg.org/image/mqdzbx5vz/

My code:

<ajaxToolkit:TabContainer ID="TabCont" runat="server" ActiveTabIndex="0"
            Height="960px" BackColor="YellowGreen" BorderColor="Black" BorderStyle="Solid"
            BorderWidth="2px" VerticalStripWidth="200px" Font-Bold="True"
            Font-Overline="True" Font-Size="XX-Large" ><ajaxToolkit:TabPanel runat="server" HeaderText="TabPanel1" ID="TabPanelCheckAvailabitlty" ><HeaderTemplate>
Check Availability</HeaderTemplate><ContentTemplate><br /><br /><asp:Label ID="lblStatus" runat="server" Text="Label"></asp:Label><asp:Button ID="btnCheckStatus" runat="server" Text="Check Availability"
        Height="40px" onclick="btnCheckStatus_Click" /><asp:DataList ID="DataListAvailability" runat="server"
                RepeatColumns="2"
               DataKeyField="id" CellPadding="0"
                Width="900px" CaptionAlign="Top"
                BackColor="White"
                BorderColor="White" BorderStyle="None" BorderWidth="0px"
                    HorizontalAlign="Right" CellSpacing="10" onitemcommand="DataList1_ItemCommand"><EditItemStyle HorizontalAlign="Right" VerticalAlign="Middle"
                        BorderStyle="None" /><FooterStyle BackColor="White" ForeColor="#333333" /><HeaderStyle BackColor="#336666" Font-Bold="True" ForeColor="White" /><ItemStyle BackColor="White" ForeColor="#333333" /><ItemTemplate ><br /><br /><table border="1px" align="center" ><tr><td rowspan="3" style="border: 1px solid #000000;" height="122" width="150;" nowrap="nowrap"><img alt="" src='data:image/jpg;base64,<%# Eval("Main") != System.DBNull.Value ? Convert.ToBase64String((byte[])Eval("Main")) : string.Empty %>' style="height: 120px; width: 150px" /><br /></td><td style="border: 1px solid #000000" height="30"><b>Status:</b>Booked&nbsp;</td></tr><tr><td style="border: 1px solid #000000" height="30"><b>Detail of Booking : </b>&nbsp;</td></tr><tr><td style="border: 1px solid #000000" height="30">&nbsp;<asp:Button ID="btnDetails" runat="server" CommandName="DetailsOfConfHall"
                                onclick="btnDetails_Click" Text="Details of Conf Hall" UseSubmitBehavior="false"
                                /></td></tr><tr><td colspan="2" style="border: 1px solid #000000"><b>Name:</b><%#DataBinder.Eval(Container.DataItem, "name")%>&nbsp;</td></tr><tr><td colspan="2" style="border: 1px solid #000000"><b>Old Name:</b><%#DataBinder.Eval(Container.DataItem, "name")%>&nbsp;</td></tr><tr><td colspan="2" style="border: 1px solid #000000"><b>Location:</b><%#DataBinder.Eval(Container.DataItem, "location")%>&nbsp;</td></tr><tr><td colspan="2" style="border: 1px solid #000000"><b>CProperties:</b><%#DataBinder.Eval(Container.DataItem, "available")%>&nbsp;</td></tr></table></ItemTemplate><SelectedItemStyle BackColor="#E2DED6" Font-Bold="True" ForeColor="#333333" /><SeparatorStyle BorderStyle="None" Width="20px" /></asp:DataList></ContentTemplate></ajaxToolkit:TabPanel><ajaxToolkit:TabPanel runat="server" HeaderText="TabPanel1" ID="TabPanelBookSelected"><HeaderTemplate>
Book</HeaderTemplate><ContentTemplate><p></p><p></p><asp:label id="Lbl2" runat="server" Text="Lbl"  /></ContentTemplate></ajaxToolkit:TabPanel>

Kindly reply me.

Thank You,
Manoj Shenoy.