<!--
function open_menu(libel)
{
	MN  = document.getElementById('bloc_find');    
	UL  = MN.getElementsByTagName('ul');   
	for(i in UL){      
		if(UL[i].className == 'sub_menu'){
			UL[i].style.display = 'none';
		}
	}			
	close_submenu();

	var elem = document.getElementById(libel);
	if (elem) {elem.style.display = 'block';}
}

function open_submenu(libel)
{
	close_submenu();
	var elem = document.getElementById(libel);
	if (elem) {elem.style.display = 'block';}
}

function close_submenu()
{
	MN  = document.getElementById('bloc_find');    
	UL  = MN.getElementsByTagName('ul');   
	for(i in UL){      
		if(UL[i].className == 'sub_menu'){
			UL[i].style.display = 'none';
		}
	}			
}
//-->