function Layer(x)	{
	if (!x.checked)	{document.getElementById(x.name).style.display = "none"; }
	else {document.getElementById(x.name).style.display = "inherit"; }
	return;
}
function ClickInter(n)	{
	if (document.getElementById("Inter"+n).style.display == "")	{
		document.getElementById("Inter"+n).style.display = "none";
	}
	else	{document.getElementById("Inter"+n).style.display = "";	}
	return;
}