// JavaScript Document

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 cur_lyr;
var cur_Btnlyr;
var cur_links;


function swapLayers(id) {
  if (cur_lyr) hideLayer(cur_lyr);
  showLayer(id);
  cur_lyr = id;
}
function swapBtnLayers(id) {
  if (cur_Btnlyr) hideLayer(cur_Btnlyr);
  showLayer(id);
  cur_Btnlyr = id;
}
function swapLinks(id) {
  if (cur_links) hideLayer(cur_links);
  showLayer(id);
  cur_links = id;
}
function showLayer(id) {
  var lyr = getElemRefs(id);
  if (lyr && lyr.css) lyr.css.visibility = "visible";
  if (lyr && lyr.css) lyr.css.display = "block";
}
function hideLayer(id) {
//alert(id);
  var lyr = getElemRefs(id);
  if (lyr && lyr.css) lyr.css.visibility = "hidden";
	if (lyr && lyr.css) lyr.css.display = "none";
}

function getElemRefs(id) {
	var el = (document.getElementById)? document.getElementById(id): (document.all)? document.all[id]: (document.layers)? getLyrRef(id,document): null;
	if (el) el.css = (el.style)? el.style: el;
	return el;
}

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 FP_swapImg(){
 var doc=document,args=arguments,elm,n; doc.$imgSwaps=new Array(); for(n=2; n<args.length;
 n+=2) { elm=FP_getObjectByID(args[n]); if(elm) { doc.$imgSwaps[doc.$imgSwaps.length]=elm;
 elm.$src=elm.src; elm.src=args[n+1]; } } }
function FP_preloadImgs() {
 var d=document,a=arguments; if(!d.FP_imgs) d.FP_imgs=new Array();
 for(var i=0; i<a.length; i++) { d.FP_imgs[i]=new Image; d.FP_imgs[i].src=a[i]; } }
function FP_getObjectByID(id,o) {
 var c,el,els,f,m,n; if(!o)o=document; if(o.getElementById) el=o.getElementById(id);
 else if(o.layers) c=o.layers; else if(o.all) el=o.all[id]; if(el) return el;
 if(o.id==id || o.name==id) return o; if(o.childNodes) c=o.childNodes; if(c)
 for(n=0; n<c.length; n++) { el=FP_getObjectByID(id,c[n]); if(el) return el; }
 f=o.forms; if(f) for(n=0; n<f.length; n++) { els=f[n].elements;
 for(m=0; m<els.length; m++){ el=FP_getObjectByID(id,els[n]); if(el) return el; } }
 return null; }
 
function opendep (earl, name, widgets, specialsURL) 
{	win = window.open(earl, name, widgets);
	win.opener.top.name = "opener";
	win.focus();}
	
function closeDep() 
{	  if (win.open && !win.closed) win.close();}

var cur_img;
var imgPath = "/images/";
function swapImages(id){
  if (cur_img) offImage(cur_img);
  onImage(id);
  cur_img = id;	
}

function onImage(id) {
  var img = getElemRefs(id);
  if (img && img.src) img.src = imgPath+id+"_on.jpg";
  toggleLeftBar(id);
}

function offImage(id) {
  var img = getElemRefs(id);
  if (img && img.src) img.src = imgPath+id+"_off.jpg";
}

function toggleLeftBar(id){
	var sLastChar = id.charAt(id.length-1);
	var img = getElemRefs('hp_panel_lft');
	switch (sLastChar){
		case '1':
		  if (img && img.src) img.src = imgPath+'hp_panel_lft'+"_on.jpg";
			break;
		default:
		  if (img && img.src) img.src = imgPath+'hp_panel_lft'+"_off.jpg";
			break;
	}
}