// Ouverture d'une fenêtre popup centrée en 450 x 240
function openPopup(theURL) {
	var w = 450;
	var h = 240;
	var l = Math.ceil((screen.width / 2) - (w / 2));
	var t = Math.ceil((screen.height / 2) - (h / 2));
	popupW = window.open(theURL, "popupW", "resizable=0, scrollbars=0, width="+w+", height="+h+", left="+l+", top="+t);
	popupW.focus();
}


window.onload=montre;
function montre(id) {
    var d = document.getElementById(id);
	for (var i = 1; i<=10; i++) {
		if (document.getElementById('smenu'+i)) {document.getElementById('smenu'+i).style.display='none';}
	}
    if (d) {d.style.display='block';}
}