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.onkeydown = function(e){
					var KeyID = (window.event) ? event.keyCode : e.keyCode;
					switch(KeyID){
						case 37: // left arrow key press
							ul.style.display = "none";
							span.className = "collapsed";
						break;
						case 39: // right arrow key press
							ul.style.display = "block";
							span.className = "expanded";
						break;
					}
				};
				li.appendChild(span);
			};
		};
		
		var items = sitemap.getElementsByTagName("li");
		for(var i=0;i<items.length;i++){
			listItem(items[i]);
		};
		
	};	
};

window.onload = sitemapstyler;

function openMap(){
	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 = "block";
				var span = document.createElement("span");
				span.className = "expanded";
				span.onclick = function(){
					ul.style.display = (ul.style.display == "none") ? "block" : "none";
					this.className = (ul.style.display == "none") ? "collapsed" : "expanded";
				};
				li.onkeydown = function(e){
					var KeyID = (window.event) ? event.keyCode : e.keyCode;
					switch(KeyID){
						case 37:
							ul.style.display = "none";
							span.className = "collapsed";
						break;
						case 39:
							ul.style.display = "block";
							span.className = "expanded";
						break;
					}
				};
				li.appendChild(span);
			};
		};
		
		var items = sitemap.getElementsByTagName("li");
		for(var i=0;i<items.length;i++){
			listItem(items[i]);
		};
		
	};	
};

function closeMap(){
	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.onkeydown = function(e){
					var KeyID = (window.event) ? event.keyCode : e.keyCode;
					switch(KeyID){
						case 37:
							ul.style.display = "none";
							span.className = "collapsed";
						break;
						case 39:
							ul.style.display = "block";
							span.className = "expanded";
						break;
					}
				};
				li.appendChild(span);
			};
		};
		
		var items = sitemap.getElementsByTagName("li");
		for(var i=0;i<items.length;i++){
			listItem(items[i]);
		};
		
	};	
};