function MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

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;
                
                if(v=='show') {
                    v='visible'
                    p='relative';
                }
                else{
                    v='hidden'
                    p='absolute';
                }
            }
        }
        obj.visibility=v; 
        obj.position=p; 
    }
}