<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">  <html xmlns="http://www.w3.org/1999/xhtml">  <head runat="server">      <title></title>  </head>  <body>      <form id="form1" runat="server">      <table cellpadding="4" cellspacing="3">          <tr>              <td>                  Images:              </td>              <td>                  <asp:FileUpload ID="mainImg" runat="server" />          ...