/* 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;
   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;