// JavaScript Document
var TimeOut         = 1000;
var currentLayer    = null;
var currentitem     = null;
var currentLayerName = "";
var noClose         = 0;
var closeTimer      = null;

// Open Hidden Layer
function mopen(n)
{
    var l  = document.getElementById(n);
	
    if(l)
    {
        mcancelclosetime();
        l.style.visibility='visible';

        if(currentLayer && (currentLayerName != n))
            currentLayer.style.visibility='hidden';

        currentLayer = l;
  //      currentitem = mm;
        currentLayerName = n;			
    }
    else if(currentLayer)
    {
        currentLayer.style.visibility='hidden';
        currentLayerName = "";
        currentitem = null;
        currentLayer = null;
	}
}

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

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

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

    currentLayer = null;
    currentitem = null;
}

// Close Layer Then Click-out
document.onclick = mclose;