var AdeconSlider = new Class({

	mode: 'right',
	sizes: {w:630,h:300},
	fxOptions: {duration:500},
	interval: 5000,

	initialize: function(items,options){
		if(options) for(var o in options) this[o]=options[o];
		this.currentSlide = 0;
		this.previousSlide = null;
		this.items = items.setStyle('display','none');
		this.items[this.currentSlide].setStyle('display','block');
		this.disabled = false;
		this.attrs = {
			left: ['left',-this.sizes.w,0,'px'],
			top: ['top',-this.sizes.h,0,'px'],
			right: ['left',this.sizes.w,0,'px'],
			bottom: ['top',this.sizes.h,0,'px'],
			alpha: ['opacity',0,1,'']
		};
		this.rand = this.mode=='rand';
		this.curseq = 0;
		this.timer = null;
	},

	walk: function(n,manual){
		if(this.currentSlide!==n && !this.disabled){
			this.disabled = true;
			if(manual){
				this.stop();
			}
			this.previousSlide = this.currentSlide;
			this.currentSlide = n;
			var a = this.attrs[this.mode].associate(['p','f','t','u']);
			for(var i=0;i<this.items.length;i++){
				if(this.currentSlide===i){
					this.items[i].setStyles($extend({'display':'block','z-index':'2'},JSON.decode('{"'+a.p+'":"'+a.f+a.u+'"}')));
				}else if(this.previousSlide===i){
					this.items[i].setStyles({'z-index':'1'});
				}else{
					this.items[i].setStyles({'display':'none','z-index':'0'});
				}
			}
			this.items[n].set('tween',$merge(this.fxOptions,{onComplete:this.onComplete.bind(this)})).tween(a.p,a.f,a.t);
		}
	},

	play: function(wait){
		this.stop();
		if(!wait){
			this.next();
		}
		this.timer = this.next.periodical(this.interval,this,[false]);
	},

	stop: function(){
		$clear(this.timer);
	},

	next: function(manual){
		this.walk(this.currentSlide+1<this.items.length ? this.currentSlide+1 : 0,manual);
	},

	previous: function(manual){
		this.walk(this.currentSlide>0 ? this.currentSlide-1 : this.items.length-1,manual);
	},

	onComplete: function(){
		this.disabled = false;
		this.items[this.previousSlide].setStyle('display','none');
		if(this.onWalk) this.onWalk(this.currentSlide);
	}
});