How to display same line

<td style="margin-removed 40px; display:block;">
    <asp:ImageButton ID="btndate" runat="server" Height="15px" ImageUrl="~/images/blue-left-arrow.png" Width="25px" />
    <asp:UpdatePanel runat="server" ID="UpdatePanel2" ChildrenAsTriggers="true">
        <ContentTemplate>
            <asp:TextBox ID="date_" runat="server" TextMode="DateTime" Width="80px"></asp:TextBox>
            <asp:ImageButton runat="Server" ID="ImageButton3" ImageUrl="~/images/ico_calendar.gif" AlternateText="Click here to display calendar" />
            <cc1:CalendarExtender ID="CalendarExtender3"  runat="server" TargetControlID="date_" PopupButtonID="ImageButton3" Format="dd/MM/yyyy" TodaysDateFormat="dd/MM/yyyy"></cc1:CalendarExtender>
        </ContentTemplate>
    <triggers>
        <asp:AsyncPostBackTrigger ControlID="btndate" EventName="Click" />
        <asp:AsyncPostBackTrigger ControlID="btndate" EventName="Click" />
    </triggers>
    </asp:UpdatePanel>
    <asp:ImageButton ID="btndate" runat="server" Height="15px" ImageUrl="~/images/blue-right-arrow.png" Width="25px" />
</td>