if (document.getElementById){
document.write('<style type="text/css">\n')
document.write('.submenu{display: none;}\n')
document.write('.bt_puce{background: transparent url(images/plus.gif) no-repeat scroll 20px 50%;}\n')
document.write('</style>\n')
}
function SwitchTabVerticalUp(id){
	if(document.getElementById){
	var el = document.getElementById(id);
	var ar = document.getElementById("Tvu_menu").getElementsByTagName("ul");
		if(el.style.display != "block"){
			for (var i=0; i<ar.length; i++){
				if (ar[i].className=="submenu")
				ar[i].style.display = "none";
			}
			el.style.display = "block";
		}else{
			el.style.display = "block";
		}
	}
}
function SwitchPuce(id1){
	if(document.getElementById){
	var el1 = document.getElementById(id1);
	var ar1 = document.getElementById("Tvu_menu").getElementsByTagName("a");
		if(el1.style.backgroundImage != "url(images/actif.gif)"){
			for (var i=0; i<ar1.length; i++){
				if (ar1[i].className=="bt_puce")
				ar1[i].style.backgroundImage = "url(images/plus.gif)";
			}
			el1.style.backgroundImage = "url(images/actif.gif)";
		}else{
			el1.style.backgroundImage = "url(images/actif.gif)";
		}
	}
}
function SwitchAll(id, id1){
	SwitchTabVerticalUp(id);
	SwitchPuce(id1);
}