function doQuantityShow() {
	e = document.getElementById("quantityNumbers");
	if (e.style.display != "block") {
		e.style.display = "block";
	} else {
		e.style.display = "none";
	}
}

function doQuantitySet(n) {
	document.getElementById("quantityNumbers").style.display = "none";
	document.getElementById("quantityOrderInput").value = n;
	document.getElementById("quantityOrder").innerHTML = n;
}

function displayTab(n) {
	for (i = 1; i <= 2; i++) {
		document.getElementById("productTab" + i).className = i == n ? "productTabAct" : "productTabPas";
		document.getElementById("contentTab" + i).style.display = i == n ? "block" : "none";
	}
}