function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_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 MM_findObj(n, d) { //v4.01
  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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

nereidFadeObjects = new Object();
nereidFadeTimers = new Object();
function nereidFade(object, destOp, rate, delta)
{
  if( !document.all )
      return
  if( object != "[object]") 
  { 
     setTimeout("nereidFade("+object+","+destOp+","+rate+","+delta+")",0);
     return;
  }
  clearTimeout(nereidFadeTimers[object.sourceIndex]);
  diff = destOp-object.filters.alpha.opacity;
  direction = 1;
  if(object.filters.alpha.opacity > destOp)
  {
    direction = -1;
  }
  delta=Math.min(direction*diff,delta);
  object.filters.alpha.opacity+=direction*delta;
  if(object.filters.alpha.opacity != destOp)
  {
     nereidFadeObjects[object.sourceIndex]=object;
     nereidFadeTimers[object.sourceIndex]=setTimeout("nereidFade(nereidFadeObjects["+object.sourceIndex+"],"+destOp+","+rate+","+delta+")",rate);
  }
}