/* This script and many more are available free online at
The JavaScript Source!! http://javascript.internet.com
Created by: Konstantin Jagello | http://javascript-array.com/ */

var TimeOut         = 300;
var currentLayer    = null;
var currentitem     = null;
var currentLayerNum = 0;
var noClose         = 0;
var closeTimer      = null;

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;
		currentLayerNum = n;
	}
	else if(currentLayer)
	{
		currentLayer.style.visibility = 'hidden';
		currentLayerNum = 0;
		currentLayer = null;
	}
}

function mopen(n, setID) {

  if (setID == null) setID = "menu";
  var subID = "m" + setID;

  var l  = document.getElementById(setID+n);
  var mm = document.getElementById(subID+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;
 	}
}

function mclosetime() {
  closeTimer = window.setTimeout(mclose, TimeOut);
}

function mcancelclosetime() {
  if(closeTimer) {
    window.clearTimeout(closeTimer);
    closeTimer = null;
  }
}

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

document.onclick = mclose;