[PHP/HTML/JS?] Lien http et checkbox

   1.
      <script language="Javascript">
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          function Func()
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          {
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              if (document.forms["formulaire"].check.checked == true)
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                  document.write('<?php $_SESSION["checkage"]=1; ?>');
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              else
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                  document.write('<?php $_SESSION["checkage"]=0; ?>');
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              return;
   9.
          }
  10.
      </script>
  11.
       
  12.
      <?php
  13.
          echo '<form action="./index.php" name="formulaire" method="post">';
  14.
          if (isset($_SESSION['checkage']) && ($_SESSION['checkage'] == 1))
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              echo '<input type="checkbox" name="check" checked="checked" onclick="Func();" />';
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          else
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              echo '<input type="checkbox" name="check" onclick="Func();" />';
  18.
          echo '<input type="submit" />';
  19.
          echo '</form>';
  20.
      ?>