// layers are visible

ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false

// Show/Hide functions for non-pointer layer/objects
function show(id) {
        if (ns4) document.layers[id].visibility = "show"
        else if (ie4) document.all[id].style.visibility = "visible"
}

function hide(id) {
        if (ns4) document.layers[id].visibility = "hide"
        else if (ie4) document.all[id].style.visibility = "hidden"
}

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) { //v3.0
  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); return x;
}

/***
function MM_showHideLayers() { //v2.0
  var i, visStr, args, theObj;
  args = MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) { //with arg triples (objNS,objIE,visStr)
    visStr   = args[i+2];
    if (navigator.appName == 'Netscape' && document.layers != null) {
      theObj = eval(args[i]);
      if (theObj) theObj.visibility = visStr;
    } else if (document.all != null) { //IE
      if (visStr == 'show') visStr = 'visible'; //convert vals
      if (visStr == 'hide') visStr = 'hidden';
      theObj = eval(args[i+1]);
      if (theObj) theObj.style.visibility = visStr;
  } }
}
***/