/*
 * Fabtabulous! Simple tabs using Prototype
 * http://tetlaw.id.au/view/blog/fabtabulous-simple-tabs-using-prototype/
 * Andrew Tetlaw
 * version 1.1 2006-05-06
 * http://creativecommons.org/licenses/by-sa/2.5/
 */
var Fabtabs = Class.create();

Fabtabs.prototype = {
	initialize : function(element) {
		this.element = $(element);
		//var options = Object.extend({}, arguments[1] || {});
		this.menu = $A(this.element.getElementsByTagName('li'));
		this.menu.each(this.setupTab.bind(this));
	},
	setupTab : function(elm) {
		Event.observe(elm,'mouseover',this.activate.bindAsEventListener(this),false)
	},
	activate :  function(ev) {
		var elm = Event.findElement(ev, 'li');
		Event.stop(ev);
		this.show(elm);
		this.menu.without(elm).each(this.hide.bind(this));
	},
	hide : function(elm) {
		$(elm).removeClassName('active-tab');
		$(this.tabID(elm)).removeClassName('active-tab-body');
	},
	show : function(elm) {
		$(elm).addClassName('active-tab');
		$(this.tabID(elm)).addClassName('active-tab-body');
	},
	tabID : function(elm) {
		return 'tab' + elm.id.match(/tabNav([0-9]+)/)[1];
	}
}

Event.observe(window,'load',function(){ new Fabtabs('tabNav'); },false);