/**
 * @author Ryan Johnson <ryan@livepipe.net>
 * @copyright 2007 LivePipe LLC
 * @package Control.Tabs
 * @license MIT
 * @url http://livepipe.net/projects/control_tabs/
 * @version 2.1.1
 */

if(typeof(Control) == 'undefined')
	var Control = {};
Control.Tabs = Class.create();
Object.extend(Control.Tabs,{
	instances: [],
	findByTabId: function(id){
		return Control.Tabs.instances.find(function(tab){
			return tab.links.find(function(link){
				return link.key == id;
			});
		});
	}
});
Object.extend(Control.Tabs.prototype,{
	initialize: function(tab_list_container,options){
		this.activeContainer = false;
		this.activeLink = false;
		this.containers = $H({});
		this.links = [];
		Control.Tabs.instances.push(this);
		this.options = {
			beforeChange: Prototype.emptyFunction,
			afterChange: Prototype.emptyFunction,
			hover: false,
			linkSelector: 'li a',
			setClassOnContainer: false,
			activeClassName: 'active',
			defaultTab: 'first',
			autoLinkExternal: true,
			targetRegExp: /#(.+)$/,
			showFunction: Element.show,
			hideFunction: Element.hide
		};
		Object.extend(this.options,options || {});
		(typeof(this.options.linkSelector == 'string')
			? $(tab_list_container).getElementsBySelector(this.options.linkSelector)
			: this.options.linkSelector($(tab_list_container))
		).findAll(function(link){
			return (/^#/).exec(link.href.replace(window.location.href.split('#')[0],''));
		}).each(function(link){
			this.addTab(link);
		}.