function findObject(n, d) {
  var p,i,x;
  if (!d) d=document;
  if ( (p=n.indexOf("?")) > 0 && parent.frames.length ) {
    d=parent.frames[n.substring(p+1)].document;
    n=n.substring(0,p);
  }
  if ( !(x=d[n]) && d.all ) x=d.all[n];
  for (i=0;!x && i<d.forms.length;i++) x=d.forms[i][n];
  for (i=0;!x && d.layers && i<d.layers.length;i++) x=findObject(n,d.layers[i].document);
  return x;
}

  function getObject(n) { 
    var x; 
    var ns6 = document.getElementById ? 1 : 0 
    var ie = document.all ? 1 : 0 
    var ns = document.layers ? 1 : 0 
    if(ns6) { x = document.getElementById(n) } 
    if(ie) { x = document.all[n] } 
    if(ns) { x = document[n] } 
    return x; 
  } 

  function showHideLayers() {
    var args=showHideLayers.arguments;
    var i,p,v,obj;
    for (i=0; i<(args.length-1); i+=2) if ((obj=getObject(args[i]))!=null) { v=args[i+1];
      if (obj.style) { obj = obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
      obj.visibility=v; }
    stopTimer();
  }

  function hideLayers(){
    showHideLayers('ismerteto','hide','ismerteto01','hide','ismerteto02','hide','ismerteto03','hide','ismerteto04','hide','close','hide');
  }

  function showLayer( name ){
    hideLayers();
    showHideLayers( name, 'hide' );
  }

  timedlayer = setTimeout("", 1)
  function timedHideAll(delay) {
    clearTimeout(timedlayer)
    timedlayer = setTimeout("showHideLayers('ismerteto','hide','ismerteto01','hide','ismerteto02','hide','ismerteto03','hide','ismerteto04','hide','close','hide')", delay);
  }

  function stopTimer() {
    clearTimeout(timedlayer)
  }
  
  function menuMouseOut() {
    hideLayers()
  }

  function menuMouseOver() {
      stopTimer()
  }