I have already session date added max 5 person only this one i designed in the aspx page this is like for example that is the code for the sapmle creating a 1st session date now my requirement is like they need a unlimited session date dates to be added how to do in the c sharp with asp.net?? can u help me
<div id="divSessions" runat="server">
<fieldset>
<legend>Sessions dates (5 sessions max)</legend>
<div id="divSession">
<table>
<tr id="trSession">
<th>
</th>
<th>
Date
</th>
<th>
Start
</th>
<th>
End
</th>
<th>
Location
</th>
<th>
</th>
</tr>
<tr id="trFirstSession">
<td>
1.
</td>
<td>
<SharePoint:DateTimeControl ID="dtFirstDate" runat="server" DateOnly="true" LocaleId="2057" />
</td>
<td>
<asp:DropDownList ID="ddlFirstStart" runat="server">
<asp:ListItem Text="8:00 AM" Value="8:00 AM" />
<asp:ListItem Text="9:00 AM" Value="9:00 AM" />
<asp:ListItem Text="10:00 AM" Value="10:00 AM" />
<asp:ListItem Text="11:00 AM" Value="11:00 AM" />
<asp:ListItem Text="12:00 PM" Value="12:00 PM" />
<asp:ListItem Text="1:00 PM" Value="1:00 PM" />
<asp:ListItem Text="2:00 PM" Value="2:00 PM" />
<asp:ListItem Text="3:00 PM" Value="3:00 PM" />
<asp:ListItem Text="4:00 PM" Value="4:00 PM" />
<asp:ListItem Text="5:00 PM" Value="5:00 PM" />
<asp:ListItem Text="6:00 PM" Value="6:00 PM" />
<asp:ListItem Text="7:00 PM" Value="7:00 PM" />
<asp:ListItem Text="8:00 PM" Value="8:00 PM" />
<asp:ListItem Text="9:00 PM" Value="9:00 PM" />
<asp:ListItem Text="10:00 PM" Value="10:00 PM" />
<asp:ListItem Text="11:00 PM" Value="11:00 PM" />
<asp:ListItem Text="12:00 AM" Value="12:00 AM" />
</asp:DropDownList>
</td>
<td>
<asp:DropDownList ID="ddlFirstEnd" runat="server">
<asp:ListItem Text="8:00 AM" Value="8:00 AM" />
<asp:ListItem Text="9:00 AM" Value="9:00 AM" />
<asp:ListItem Text="10:00 AM" Value="10:00 AM" />
<asp:ListItem Text="11:00 AM" Value="11:00 AM" />
<asp:ListItem Text="12:00 PM" Value="12:00 PM" />
<asp:ListItem Text="1:00 PM" Value="1:00 PM" />
<asp:ListItem Text="2:00 PM" Value="2:00 PM" />
<asp:ListItem Text="3:00 PM" Value="3:00 PM" />
<asp:ListItem Text="4:00 PM" Value="4:00 PM" />
<asp:ListItem Text="5:00 PM" Value="5:00 PM" />
<asp:ListItem Text="6:00 PM" Value="6:00 PM" />
<asp:ListItem Text="7:00 PM" Value="7:00 PM" />
<asp:ListItem Text="8:00 PM" Value="8:00 PM" />
<asp:ListItem Text="9:00 PM" Value="9:00 PM" />
<asp:ListItem Text="10:00 PM" Value="10:00 PM" />
<asp:ListItem Text="11:00 PM" Value="11:00 PM" />
<asp:ListItem Text="12:00 AM" Value="12:00 AM" />
</asp:DropDownList>
<asp:CustomValidator ID="cv1" runat="server" ValidationGroup="FirstSession" ClientValidationFunction="ValidateTimeDdl" />
</td>
<td>
<asp:TextBox runat="server" ID="txtFirstLocation" Width="200px" />
<asp:RequiredFieldValidator ID="rfFirstSessionLocation" runat="server" ErrorMessage="*"
ControlToValidate="txtFirstLocation" ValidationGroup="FirstSession"></asp:RequiredFieldValidator>
</td>
<td>
<asp:ImageButton ID="imgBtnAddFirst" runat="server" ImageUrl="~/_layouts/Img/plus_symbol_add.png"
AlternateText="Add Session" OnClick="imgBtnAddSession_Click" ValidationGroup="FirstSession"
ToolTip="Add Sessions" Visible="false" />
<asp:ImageButton ID="imgBtnDelFirst" runat="server" ImageUrl="~/_layouts/images/DELITEM.GIF"
AlternateText="Delete Session" OnClick="imgBtnDeleteSession_Click" Visible="false"
ToolTip="Delete Sessions" OnClientClick="javascript:return confirm('Delete this sessions ?');" />
</td>
</tr>