var ListItemSelector = new Class({
	initialize: function(element, options) {
		this.setOptions({
			supressClicks: false,
			startSelected: false,
			staySelected: true,
			selected: 0,
			callback: null,
			fxMin: 0.3,
			fxMax: 1,
			fxDuration: 300,
			fxType: "opacity",
			fxTransition: Fx.Transitions.quadOut
		}, options);
		
		if(element)
			this.elements = element.getChildren();
		else
			return;
					
		this.elements.each((function(el, index){
			$(el).effect(this.options.fxType).set(this.options.fxMin);
			el.fx = new Fx.Style(el, this.options.fxType, {duration:this.options.fxDuration, wait:false});
			el.clicked = false;
			el.index = index;
			el.addEvents({
				"mouseover": (function(){ 
					el.fx.start(this.options.fxMax);
				}).bind(this),
				"mouseout": (function(){ 
					if(!el.clicked) {
						el.fx.start(this.options.fxMin) 
					}
				}).bind(this),
				"click": (function(e){ 
					if(this.options.supressClicks) { 
						new Event(e).stop();
					} 
					if(!el.clicked && this.options.staySelected){
						this.select(el.index);
					} 
				}).bind(this)
			});
		}).bind(this));

		if(this.options.startSelected) {
			this.elements[this.options.selected].clicked = true;
			this.elements[this.options.selected].fx.set(this.options.fxMax);
			this.select(this.options.selected);
		}
		window.addEvent("unload", function() { this.destroy() }.bind(this) );
	},
	
	destroy: function() {
		for(var i in this) {
			delete i;
		}
	},
	
	select: function(index) {
		if(this.options.callback) {
			this.options.callback(this.elements[index], index);
		}
		if(index == this.options.selected && this.elements[this.options.selected].clicked == true) 
			return;
			
		this.elements[this.options.selected].clicked = false;
		this.elements[this.options.selected].fx.start(this.options.fxMin);
		this.options.selected = index;
		this.elements[this.options.selected].clicked = true;
		this.elements[this.options.selected].fx.start(this.options.fxMax);
	},
	
	selectClass: function(strClassname) {
		this.elements.each(function(el, index){
			if(el.hasClass(strClassname)){
				this.select(index);
				return;
			}
		}.bind(this));
		
		return this.options.selected;
	}

});
ListItemSelector.implement(new Options);