var menuShown = new Array();
var menuExist = new Array();
var menuLocat = new Array();

function loadMenu(nmenu, url){
	if(!menuLocat[nmenu]){
		menuLocat[nmenu] = true;
		return;
	}
	location.replace(url);
}

function switchMenu(nmenu){
	menuLocat[nmenu] = false;
	if(menuExist[nmenu]){
		if(menuShown[nmenu]){
			var menu = document.getElementById('sousmenu'+nmenu);
			menu.style.display = 'none';
			document.getElementById('sousmenuexpand'+nmenu).src = './image/plus.png';
			menuShown[nmenu] = false;
		}else{
			var menu = document.getElementById('sousmenu'+nmenu);
			menu.style.display = 'block';
			menu.style.height = 'auto';
			document.getElementById('sousmenuexpand'+nmenu).src = './image/moins.png';
			menuShown[nmenu] = true;
		}
	}
}

function menuShownInitialise(maxmenu,show){
	for(i=0;i<maxmenu;i++){
		menuShown[i] = false;
		menuLocat[i] = true;
		if(document.getElementById('sousmenu'+i)){
			menuExist[i] = true;
		}else{
			menuExist[i] = false;
			document.getElementById('sousmenuexpand'+i).style.visibility = 'hidden';
		}
	}
	if(show){
		switchMenu(show);
		menuLocat[show] = true;
	}
}