function show(id) {
var d = document.getElementById(id);
	for (var i = 0; i<=500; i++) {
		if (document.getElementById('submenu'+i)) {
			
			var a='submenu'+i;
			if(id!=a)
			document.getElementById('submenu'+i).style.display='none';
		}
		
	}
if(id) {
		if(d.style.display=='block')
			d.style.display='none';
		else
			d.style.display='block';
		
	}
}


function sshow(id) {
var d = document.getElementById(id);
	for (var i = 0; i<=500; i++) {
		if (document.getElementById('ssubmenu'+i)) {document.getElementById('ssubmenu'+i).style.display='none';}
	}
if (id) {d.style.display='block';}
}

function ssshow(id) {
var d = document.getElementById(id);
	for (var i = 0; i<=500; i++) {
		if (document.getElementById('sssubmenu'+i)) {document.getElementById('sssubmenu'+i).style.display='none';}
	}
if (id) {d.style.display='block';}
}

function sssshow(id) {
var d = document.getElementById(id);
	for (var i = 0; i<=500; i++) {
		if (document.getElementById('ssssubmenu'+i)) {document.getElementById('ssssubmenu'+i).style.display='none';}
	}
if (id) {d.style.display='block';}
}