var id;

function appear(id)
{
	disappear();
	document.getElementById(id).style.display="block";
}

function disappear()
{
	document.getElementById("flottant1").style.display="none";
	document.getElementById("flottant2").style.display="none";
	document.getElementById("flottant3").style.display="none";
	document.getElementById("flottant4").style.display="none";
	//document.getElementById("flottant6").style.display="none";
}