$(document).ready(function() { 

 });

this.sitemapstyler = function(){
	var sitemap = document.getElementById("sitemap")
	if(sitemap){
		
		this.listItem = function(li){
			if(li.getElementsByTagName("ul").length > 0){
				var ul = li.getElementsByTagName("ul")[0];
				ul.style.display = "none";
				var span = document.createElement("span");
				span.className = "collapsed";
				span.onclick = function(){
					ul.style.display = (ul.style.display == "none") ? "block" : "none";
					this.className = (ul.style.display == "none") ? "collapsed" : "expanded";
				};
				li.appendChild(span);
			};
		};
		
		var items = sitemap.getElementsByTagName("li");
		for(var i=0;i<items.length;i++){
			listItem(items[i]);
		};
		
	};	
};

addListener(window,'load',sitemapstyler);

function addListener(element, type, expression, bubbling)
{
	bubbling = bubbling || false;
	
	if(window.addEventListener)	{ // Standard
		element.addEventListener(type, expression, bubbling);
		return true;
	} else if(window.attachEvent) { // IE
		element.attachEvent('on' + type, expression);
		return true;
	} else return false;
}

function removeListener(element, type, expression, bubbling)
{
	bubbling = bubbling || false;
	
	if(window.addEventListener)	{ // Standard
		element.removeEventListener(type, expression);
		return true;
	} else if(window.attachEvent) { // IE
		element.detachEvent('on' + type, expression);
		return true;
	} else return false;
}