<!--
/*
This code is from Dynamic Web Coding 
www.dyn-web.com 
Permission granted to use this code as long as this 
entire notice is included.
*/

var origWidth, origHeight;
if (document.layers) {
	origWidth = window.innerWidth; origHeight = window.innerHeight;
	window.onresize = function() { if (window.innerWidth != origWidth || window.innerHeight != origHeight) history.go(0); }
}

var doc_loaded = true;	// set true onload
window.onload = function () {
	doc_loaded = true;	// ready for layers to be shown
// If you want a layer to be visible when the document is loaded, 
// put its id below.	
	//loadLyr('lyr1') ; 
// other onload function calls can go here
	
}

var cur_lyr;
function loadLyr(lyr) {
	if (!doc_loaded) return;
	if (cur_lyr) hide_lyr(cur_lyr);
  cur_lyr = lyr;
	show_lyr(cur_lyr);
}

function show_lyr(lyr) {
	var theLyr = (document.layers)? getLyrRef(lyr,document) : (document.all)? document.all[lyr].style : (document.getElementById)? document.getElementById(lyr).style: null;
	if (!theLyr) return;
	theLyr.zIndex=100;
	theLyr.visibility = "visible";
}

function hide_lyr(lyr) {
	var theLyr = (document.layers)? getLyrRef(lyr,document) : (document.all)? document.all[lyr].style : (document.getElementById)? document.getElementById(lyr).style: null;
	if (!theLyr) return;
	theLyr.zIndex=1;
	theLyr.visibility = "hidden";	
}

// get reference to nested layer for ns4
// from old dhtmllib.js by Mike Hall of www.brainjar.com
function getLyrRef(lyr,doc) {
	if (document.layers) {
		var theLyr;
		for (var i=0; i<doc.layers.length; i++) {
	  	theLyr = doc.layers[i];
			if (theLyr.name == lyr) return theLyr;
			else if (theLyr.document.layers.length > 0) 
	    	if ((theLyr = getLyrRef(lyr,theLyr.document)) != null)
					return theLyr;
	  }
		return null;
  }
}
//-->


function ImgOn(id){
  setImg(id_prefix + id, image_prefix + id + image_active + image_postfix);
}

function ImgOff(id){
  setImg(id_prefix + id, image_prefix + id + image_postfix);
}

function setImg(id, img){
  if (document.getElementById){
    document.getElementById(id).src=img;
  }
  else{
    document.all[id].src=img;
  }
}

function changeBG(id, bg){
  if (document.getElementById){
    document.getElementById(id).style.backgroundImage="url('"+bg+"')";
  }
  else{
    document.all[id].style.backgroundImage="url('"+bg+"')";
  }
}


function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

id_prefix = 'i';
image_prefix = 'deimages/menu';
image_active = 'a';
image_postfix = '.gif';

function ImgOn(id){
  setImg(id_prefix + id, image_prefix + id + image_active + image_postfix);
}

function ImgOff(id){
  setImg(id_prefix + id, image_prefix + id + image_postfix);
}

function setImg(id, img){
  if (document.getElementById){
    document.getElementById(id).src=img;
  }
  else{
    document.all[id].src=img;
  }
}

function changeBG(id, bg){
  if (document.getElementById){
    document.getElementById(id).style.backgroundImage="url('"+bg+"')";
  }
  else{
    document.all[id].style.backgroundImage="url('"+bg+"')";
  }
}