var  menora = '#ffcc22';
var  menyel = '#ffff99';
var  arrhov = '#00ccff';
var  arrblu = '#106088';
var    menu = '#ffe0b0';
var menuhov = '#ff8833';

function findObj(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=findObj(n,d.layers[i].document);
  if(!x && document.getElementById)
  x=document.getElementById(n);
  return x;
}

function showHideLayers() {
  var i,p,v,obj,args=showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3)
    if ((obj=findObj(args[i]))!=null)
    {
      v=args[i+2];
      if (obj.style)
      {
        obj=obj.style;
        v=(v=='show')?'visible':(v='hide')?'hidden':v;
      }
      obj.visibility=v;
    }
}

function openLayers() {
  var args=openLayers.arguments;
  for(var i=0;i<args.length;i++)
  showHideLayers(args[i],'','show');
}

function closeLayers() {
  showHideLayers('Layer1','','hide','Layer2','','hide','Layer3','','hide','Layer31','','hide','Layer32','','hide','Layer33','','hide','Layer4','','hide');
}