var TimeOut         = 300;
var currentLayer    = null;
var currentitem     = null;

var currentLayerNum = 0;
var noClose         = 0;
var closeTimer      = null;

// Open Hidden Layer
function mopen(n){
	var l  = document.getElementById("menu"+n);
	var mm = document.getElementById("mmenu"+n);
	
	if(l){
		mcancelclosetime();
		l.style.visibility='visible';
		
		if(currentLayer && (currentLayerNum != n)) currentLayer.style.visibility='hidden';
		
		currentLayer = l;
		currentitem = mm;
		currentLayerNum = n;
	}else if(currentLayer){
		currentLayer.style.visibility='hidden';
		currentLayerNum = 0;
		currentitem = null;
		currentLayer = null;
	}
}

// Turn On Close Timer
function mclosetime()
{
    closeTimer = window.setTimeout(mclose, TimeOut);
}

// Cancel Close Timer
function mcancelclosetime()
{
    if(closeTimer)
    {
        window.clearTimeout(closeTimer);
        closeTimer = null;
    }
}

// Close Showed Layer
function mclose()
{
    if(currentLayer && noClose!=1)
    {
        currentLayer.style.visibility='hidden';
        currentLayerNum = 0;
        currentLayer = null;
        currentitem = null;
    }
    else
    {
        noClose = 0;
    }

    currentLayer = null;
    currentitem = null;
}

var oldText = '';

function Mover(setText){
	oldText = document.getElementById('mmenu1').innerHTML;
	document.getElementById('mmenu1').innerHTML = setText;
}

function Mout(setText){
	document.getElementById('mmenu1').innerHTML = setText;
}

document.onclick = mclose;