Help with previouspage.findcontrol

Hi all,
Below is the html for the first page and the aspx for the second page.  I cannot get to the lblMax field on the first page.  Do the <div>'s or the <article>have anything to do with it?
Thank you in advance.

FIRST PAGE html:
<asp:Content ContentPlaceHolderID="body_content" runat="server">     <form runat="server" >     <div class="mainContent" >         <div class="content">                     <article class="topcontent">                             <section><asp:Label ID="lblName" runat="server" Text="Name" CssClass="a ...