// Utilizing MooTools Library http://www.mootools.net

// Custom event handler to prevent conflict between libraries using window.addEvent 
var AC = {
	addEvent: function (el, type, fn) {
		if (el.attachEvent) {
			el['e'+type+fn] = fn;
			el[type+fn] = function(){el['e'+type+fn](window.event);}
			el.attachEvent('on'+type,el[type+fn]);
		} else {
			el.addEventListener(type,fn,false);
		}
	},
	removeEvent: function (el, type, fn) {
		if (el.detachEvent) {
			el.detachEvent('on'+type,el[type+fn]);
			el[type+fn] = null;
		} else {
			el.removeEventListener(type,fn,false);
		}
	}
};


AC.addEvent(window, 'load', setup);

function setup(){
	// Commenting thumbnailer:  tx wesleyan only allows a single image per story.
	// if($chk($('AC-PhotoList'))){ var PhotoThumb = new ACThumbnailer('AC-PhotoList','AC-PhotoThumbs','AC-PhotoImage','AC-DetailBody'); }	
	if($chk($$('.AC-TodoHeader')[0])){ var TodoList = new ACTodoList(); }

	if($$('#AC-TabCt').length > 0){ new Tabs({random:false, tabs: $$('#AC-TabCt .AC-Tab')}); };	/* Call for Tabs */

	var accordion = new Accordion('div.toggleHead', 'div.toggleBody', {opacity: false,show: -1,alwaysHide: true}, $('AC-Accordion'));

	//var lightBox = new ACLightbox();

}

// TodoList Class
var ACTodoList = new Class({
	initialize: function(){
		this.header = $$('.AC-TodoHeader')[0];
		this.footer = $$('.AC-TodoFooter')[0];
		this.content = $$('.AC-TodoContent')[0];
		this.todoOpen = false;
		this.heightChange = new Fx.Tween(this.content,{property: 'height', duration:700}, Fx.Transitions.Sine.easeInOut);
		this.header.getElements('a')[0].removeProperty('href');
		this.header.addEvent('click', function() { this.todoToggle() }.bind(this) );
		this.footer.addEvent('click', function() { this.todoToggle() }.bind(this) );
	},
	todoToggle: function() {
		if(this.todoOpen == false) {
			this.heightChange.cancel();
			this.header.addClass('AC-TodoOpen');
			this.heightChange.start(this.content.getScrollSize().y);
			this.todoOpen = true;
		} else {
			var main = this;
			this.heightChange.cancel();
			this.heightChange.start(0).chain(function(){
				if(main.content.getStyle('height').toInt() == 0) {
					main.header.removeClass('AC-TodoOpen');
				}
			});
			this.todoOpen = false;
		}
	}		
});