Open Source Extensible Enterprise n-tier Application Framework with Multilayered Architecture

<%@ Page Language="C#" AutoEventWireup="true" MasterPageFile="DefaultMaster.Master" ClassName="Home.ContactUsPage" CodeBehind="ContactUs.aspx.cs" Inherits="SiberTek.Xenta.Web.Home.Pages.ContactUsPage" %>
<%@ Register TagPrefix="ctl" TagName="ContactForm" Src="../Modules/ContactForm.ascx" %>
<%@ Register TagPrefix="ctl" TagName="Breadcrumb" Src="../Modules/Breadcrumb.ascx" %>

<asp:Content runat="server" ContentPlaceHolderID="cphPageContent">
    <div class="content-main">
        <ctl:Breadcrumb runat="server" ID="ctlBreadcrumb" />
        <asp:Panel runat="server" ID="pnlTopic_en_US" CssClass="topic" Visible="false">
            Lorem ipsum dolor sit amet, consectetur adipiscing elit. Aenean interdum tellus
            ut ante rhoncus sodales. Praesent et est nisl, quis molestie arcu. Morbi porta nunc
            ut nibh pretium vel iaculis dui convallis. Suspendisse vitae orci justo. Quisque
            posuere egestas leo, sit amet pretium purus aliquam eu. Nunc mattis leo ut est viverra
            aliquet. Mauris tincidunt tortor ut nulla commodo nec hendrerit dui iaculis. Morbi
            imperdiet commodo sollicitudin. Sed porttitor fringilla porta. Duis pretium, mi
            at dignissim vestibulum, erat diam blandit risus, rhoncus dictum enim ipsum quis
            quam. Sed sapien tortor, mattis semper blandit nec, tempor a felis. Integer volutpat
            dolor vitae tortor iaculis sed auctor risus auctor. Cras in suscipit urna. Proin
            dictum rhoncus est, et pellentesque sem fermentum ac.
        </asp:Panel>
        <br />
        <ctl:ContactForm runat="server" ID="frmContactForm" ValidationGroup="ContactForm" />
        <ul class="toolbar">
            <li>
                <asp:Button runat="server" ID="btnSubmit" ValidationGroup="ContactForm" />
            </li>
        </ul>
    </div>
</asp:Content>