Evilmax

page php:

<head>
<LINK REL="StyleSheet" HREF="../html/style.css" TYPE="text/css">
</head>
<div class="entete">
<?php
  include('entete.php');
  ?>
  </div>
  <div class="espacehorizontal"></div>
  <div class="center">
  <div class="menu">
<?php
  include('menu.php'); 
?>
</div>
<div class="colone">
<?php
  include('colone.html');
?>
</div>
<div class="milieu">
<?php
$pageOK = array('accueil' => 'accueil.html');

if ( (isset($_GET['page'])) && (isset($pageOK[$_GET['page']])) ) {
    include($pageOK[$_GET['page']]);
  } else {
    include('milieu.php'); 
  }
?>
</div>
</div>

style associé :

 div.entete { 
 width: 850px;
 margin: 0px auto;
  }
  
 div.menu {
 float:left;
 width: 150px;
 }
 
 div.milieu {
 margin: 0px auto;
 }
 
 div.colone {
 float:right;
 width: 150px;
 }
 
 div.espacehorizontal {
 height: 1px;
 }
 
 div.center { 
text-align: center;
  }