MENU DÉROULANT JAVASCRIPT

<script language="javascript">
<!--
function navigation()
{
        if(document.formulaire.url.value!="Vide")
 {
  document.location=document.formulaire.url.value;
 }
}
//-->
</script>
<FORM name="formulaire" method="POST">
<select size="1" name="url" onChange="navigation()">
<option value="Vide">Navigation</option>
<option value="Vide"> </option>
<option value="Sibelle07'>http://www.sibelle07.fr.tc">Sibelle07 (Site officiel)</option>
<option value="Sibelle07'>http://groups.msn.com/sibelle07">Sibelle07 (Clan)</option>
<option value="hacking.com</option'>http://www.hacking.com">hacking.com</option>
</select>