function switchOn(id){
	document.getElementById('ssm2').style.visibility='hidden';
	document.getElementById('ssm3').style.visibility='hidden';
	document.getElementById('ssm4').style.visibility='hidden';
	document.getElementById('ssm5').style.visibility='hidden';
	document.getElementById('ssm6').style.visibility='hidden';
	document.getElementById(id).style.visibility='visible';
}
function switchOff(id){
	document.getElementById(id).style.visibility='hidden';
}
function switchDiv(id){
	if(document.getElementById(id).style.display == 'none'){
		document.getElementById(id).style.display = 'inline';
		document.getElementById('lien_'+id).innerHTML = "<img src='/images/communs/open.gif' alt='fermer' class='on'/>" ;
	}else{
		document.getElementById(id).style.display = 'none';
		document.getElementById('lien_'+id).innerHTML = "<img src='/images/communs/close.gif' alt='ouvrir' class='off'/>" ;
	}
}