var expanded=Array();
var mouseX=0;
var mouseY=0;
var txt="";

function writeCookie(name, value, hours){
  var expire = "";
  if(hours != null){
    expire = new Date((new Date()).getTime() + hours * 3600000);
    expire = "; expires=" + expire.toGMTString();
  }
  document.cookie = name + "=" + escape(value) + expire;
}

function readCookie(name){
  var cookieValue = "";
  var search = name + "=";
  if(document.cookie.length > 0){ 
    offset = document.cookie.indexOf(search);
    if (offset != -1){ 
      offset += search.length;
      end = document.cookie.indexOf(";", offset);
      if (end == -1) end = document.cookie.length;
      cookieValue = unescape(document.cookie.substring(offset, end))
    }
  }
  return cookieValue;
}

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 toggle(i,bSave){
	o=MM_findObj("toggle"+i);
	o.style.display=o.style.display=="none"?"block":"none";
	if (document.images){
		document.images["img"+i].src = o.style.display=="block"?"/images/sitemap/minus.gif":"/images/sitemap/plus.gif";
	}
	i=1;
	expanded=Array()
	if(bSave){
		while(o=MM_findObj('toggle'+i)){
			if(o.style.display=="block")
				expanded.push(i);
			i++;
		}
		writeCookie("expandedItems",expanded,24*7);
	}
}
function expand(){
	var i=1;
	expanded=Array();
	while(o=MM_findObj('toggle'+i)){
		o.style.display="block";
		document.images['img'+i].src="/images/sitemap/minus.gif";
		expanded.push(i);
		i++;
	}
	writeCookie("expandedItems",expanded);
}

function collapse(bSave){
	var i=1;
	while(o=MM_findObj('toggle'+i)){
		o.style.display="none";
		document.images['img'+i].src="/images/sitemap/plus.gif";
		i++;
	}
	if(bSave){
		expanded=Array();
		writeCookie("expandedItems",expanded);
	}
}

function trackMouse(event){
	mouseX=event.clientX;
	mouseY=event.clientY;
}

function show(obj){
	txt=obj.title;
	if(txt){
		scrolledY=getScrollY();
		scrolledX=getScrollX();
		obj.title="";
		o=document.getElementById("tipWindow");
		y=Math.max(mouseY-18+scrolledY,scrolledY);
//		x=Math.max(mouseX+36+scrolledX,scrolledX);
		x=400;
		o.style.top=(y+"px");
		o.style.left=(x+"px");
		txt="<p>"+txt+"</p>";
		o.innerHTML=txt;
		o.style.display="block";
	}
}

function hide(obj){
	o=document.getElementById("tipWindow");
	o.style.display="none";
	obj.title=txt;
}

function getScrollX() {
  return (window.pageXOffset)?(window.pageXOffset):(document.documentElement)?document.documentElement.scrollLeft:document.body.scrollLeft;
}

function getScrollY() {
  return (window.pageYOffset)?(window.pageYOffset):(document.documentElement)?document.documentElement.scrollTop:document.body.scrollTop;
}