// Create namespace
	if (at == undefined) var at = {};
	if (at.bartelme == undefined) at.bartelme = {};
	
	// Newsticker Class
	at.bartelme.newsticker = Class.create();
	at.bartelme.newsticker.prototype = {
		initialize: function()
		{
			// Get elements
			this.interval = 7000;
			this.container = $("newsticker");
			this.messages  = $A(this.container.getElementsByTagName("li"));
			this.number_of_messages = this.messages.length;
			if (this.number_of_messages == 0)
			{
				this.showError();
				return false;
			}
			this.current_message = 0;
			this.previous_message = null;
			// Create toggle button
			this.toggle_button = document.createElement("a");
			this.toggle_button.href = "#";
			this.toggle_button.id = "togglenewsticker";
			this.toggle_button.innerHTML = "Toggle";
			Event.observe(this.toggle_button, "click", this.toggle.bindAsEventListener(this), false);
			this.container.appendChild(this.toggle_button);
			this.hideMessages();
			this.showMessage();
			// Install timer
			this.timer = setInterval(this.showMessage.bind(this), this.interval);
	  	},
		showMessage: function()
		{
			Effect.Appear(this.messages[this.current_message]);
			setTimeout(this.fadeMessage.bind(this), this.interval-1500);
			if (this.current_message < this.number_of_messages-1)
			{
				this.previous_message = this.current_message;
				this.current_message = this.current_message + 1;
			} else {
				this.current_message = 0;
				this.previous_message = this.number_of_messages - 1;
			}
		},
		fadeMessage: function()
		{
			Effect.Fade(this.messages[this.previous_message]);
		},
		hideMessages: function()
		{
			this.messages.each(function(message)
			{
				Element.hide(message);
			})
		},
		toggle: function()
		{
			Effect.BlindUp(this.container, 1000);
		},
		showError: function()
		{
			if (this.container.getElementsByTagName("ul").length == 0)
			{
				this.list = document.createElement("ul");
				this.container.appendChild(this.list);
			} else {
				this.list = this.container.getElementsByTagName("ul")[0];
			}
			this.errorMessage = document.createElement("li");
			this.errorMessage.className = "error";
			this.errorMessage.innerHTML = "Could not retrieve data";
			this.list.appendChild(this.errorMessage);
		}
	}
	Event.observe(window, "load", function(){new at.bartelme.newsticker()}, false);