function affichesmallmenu(id){


switch (id) {
 case 1:
	document.getElementById(2).style.display="none";
	document.getElementById(2).style.visibility="hidden";
	document.getElementById(3).style.display="none";
	document.getElementById(3).style.visibility="hidden";
	document.getElementById(4).style.display="none";
	document.getElementById(4).style.visibility="hidden";
	document.getElementById(1).style.display="block";
	document.getElementById(1).style.visibility="visible";
 break;
  case 2:
	document.getElementById(1).style.display="none";
	document.getElementById(1).style.visibility="hidden";
	document.getElementById(3).style.display="none";
	document.getElementById(3).style.visibility="hidden";
	document.getElementById(4).style.display="none";
	document.getElementById(4).style.visibility="hidden";
	document.getElementById(2).style.display="block";
	document.getElementById(2).style.visibility="visible";
 break; 
 case 3:
	document.getElementById(2).style.display="none";
	document.getElementById(2).style.visibility="hidden";
	document.getElementById(1).style.display="none";
	document.getElementById(1).style.visibility="hidden";
	document.getElementById(4).style.display="none";
	document.getElementById(4).style.visibility="hidden";
	document.getElementById(3).style.display="block";
	document.getElementById(3).style.visibility="visible";
 break; 
 case 4:
	document.getElementById(2).style.display="none";
	document.getElementById(2).style.visibility="hidden";
	document.getElementById(3).style.display="none";
	document.getElementById(3).style.visibility="hidden";
	document.getElementById(1).style.display="none";
	document.getElementById(1).style.visibility="hidden";
	document.getElementById(4).style.display="block";
	document.getElementById(4).style.visibility="visible";
 break;
	default: 
	break;

}
}