Untitled

<!DOCTYPE html>
<html>
<head>
  <style>
    * { padding:0; margin:0; }
    html, body { height:100%; }
    #container { height:100%; border-collapse:collapse; }
  </style>
</head>
<body>
<table id="container">
<tr>
<td valign="top">
  <div id="main">Lorem ipsum, etc.</div>
</td>
</tr>
<tr>
<td valign="bottom">
  <div id="footer">Copyright some evil company...</div>
</td>
</tr>
</table>
</body>
</html>