function SASaction()
{
	var f1=	document.SASorder1;
	var f2=	document.SASorder2;
	var ticks = 0;
	var lockstuds = 0;
	var total;
	var descr = "";
	for (var ii=0; ii<f1.elements.length; ii++)
	{
		var e = f1.elements[ii];
		if (e.checked)
		{
			ticks++;
			if (ticks > 1) descr += " ";
			descr += e.name;
			if (e.name == "LS") lockstuds = 1;
		}
	}
	if (ticks == 0)
	{
		alert("No cards chosen");
		f2.item_name.value = "SAS cards";
		f2.amount.value = "0.00"
	}

	else
	{
		f2.item_name.value = descr;
		total = ticks * 49;
		if (lockstuds != 0) total += 100;
		f2.amount.value = total/100;
//		alert(f2.item_name.value + ":£" + f2.amount.value); 
	}
}