/* 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;

var currentLayer2    = null;
var currentitem2     = null;
var currentLayerNum2 = 0;


function mopen(n) {
  var l  = document.getElementById("menu"+n);
  var mm = document.getElementById("mmenu"+n);
  var shim = document.getElementById("shim"+n);
  var shim1 = document.getElementById("shim1");
  var shim2 = document.getElementById("shim2");
  var shim3 = document.getElementById("shim3");

  if(l) {
    mcancelclosetime();
    l.style.visibility='visible';
    if(currentLayer && (currentLayerNum != n))
      currentLayer.style.visibility='hidden';
      shim1.style.visibility='hidden';
      shim2.style.visibility='hidden';
      shim3.style.visibility='hidden';

    currentLayer = l;
    currentitem = mm;
    currentLayerNum = n;

    shim.style.visibility='visible';


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

  shim1.style.visibility='hidden';
  shim2.style.visibility='hidden';
  shim3.style.visibility='hidden';

 	}
}

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

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

function mclose() {
  var shim1 = document.getElementById("shim1");
  var shim2 = document.getElementById("shim2");
  var shim3 = document.getElementById("shim3");

  if(currentLayer && noClose!=1)   {
    currentLayer.style.visibility='hidden';
    currentLayerNum = 0;
    currentLayer = null;
    currentitem = null;
  } else {
    noClose = 0;
  }
  currentLayer = null;
  currentitem = null;
  shim1.style.visibility='hidden';
  shim2.style.visibility='hidden';
  shim3.style.visibility='hidden';
}

document.onclick = mclose;