function show(idgroupe){
	var box = document.getElementById(idgroupe);
	if (box.style.display == "none"){
		box.style.display = "block";
	}else{
		box.style.display = "none";
	}
}

function unshow(idgr){
	var box = document.getElementById(idgr);
	if (box.style.display == "block"){
		box.style.display = "none";
	}else{
		box.style.display = "none";
	}
}