jQuery.fn.wowSlider=function(options){
	var $this=this;
	var $=jQuery;
	
	options=$.extend({
		effect:function(options){
				var images;
				this.init=function(aCont){
					images=aCont.find("img");
					images.each(function(Index){
						if(!Index){
							$(this).show();
						}else{
							$(this).hide();
						}
					});
				};
				this.go=function(new_index,curIdx){
					$(images.get(new_index)).fadeIn(options.duration);
					$(images.get(curIdx)).fadeOut(options.duration);
					return true;
				};
			},
		prev:"",
		next:"",
		duration:1000,
		delay:2000,
		outWidth:960,
		outHeight:360,
		width:960,
		height:360,
		caption:true,
		controls:true,
		autoPlay:true,
		bullets:true,
		onStep:function(){},
		stopOnHover:0
	},options);
	
	options.loop=options.loop||Number.MAX_VALUE;
	var $Elements	= $this.find(".ws_images A");
	var images		= $Elements.find("IMG");
	
	
	
	$Elements.each(function(index){
		var inner=$(this).html()||"";
		var pos=inner.indexOf(">",inner);
		if(pos>=0){
			$(this).data("descr",inner.substr(pos+1));
			if(pos<inner.length-1){
				$(this).html(inner.substr(0,pos+1));
			}
		}
		$(this).css({'font-size':0});
	});
	
	var elementsCount=$Elements.length;
	var frame=$("A.ws_frame",$this).get(0);
	var curIdx=0;
	
	function go(index){
		index=(index%elementsCount+elementsCount)%elementsCount;
		if(curIdx==index){
			return;
		}
		var current=effect.go(index,curIdx);
		
		if(!current){
			return;
		}
		if(typeof current!="object"){
			current=$Elements[index];
		}
		curIdx=index;
		go2(index);
		
		if(options.caption){
			setTitle(current); 
		}
		options.onStep(curIdx);
	}
	
	/*
	 * Touch-Screen Handling
	 */
	var startX,startY,isMoving=0;
	var _this=$this.get(0);
	if(typeof _this != "undefined" && _this.addEventListener){
		_this.addEventListener("touchmove",function(e){
			if(isMoving){
				var dx=startX-e.touches[0].pageX;
				var dy=startY-e.touches[0].pageY;
				if(Math.abs(dx)>20||Math.abs(dy)>20){
					startX=startY=isMoving=0;
					forceGo(e,curIdx+(dx+dy>0?-1:1));
				}
			}
		},false);
		_this.addEventListener("touchstart",function(e){
			if(e.touches.length==1){
				startX=e.touches[0].pageX;
				startY=e.touches[0].pageY;
				isMoving=1;
			}else{
				isMoving=0;
			}
		},false);
		_this.addEventListener("touchend",function(e){
			isMoving=0;
		},false);
	}
	
	function go2(index){
		if(options.bullets){
			setBullet(index);
		}
		if(frame){
			frame.setAttribute("href",$Elements.get(index).href);
			frame.setAttribute("target",$Elements.get(index).target);
		}
	}
	
	var autoPlayTimer;
	function restartPlay(){
		stopPlay();
		if(options.autoPlay){
			autoPlayTimer=setTimeout(function(){
				go(curIdx<elementsCount-1?curIdx+1:0);
				if(!curIdx&&!--options.loop){
					options.autoPlay=0;
				}
				restartPlay();
			},options.delay+options.duration);
		}
	}
	
	function stopPlay(){
		if(autoPlayTimer){
			clearTimeout(autoPlayTimer);
		}
		autoPlayTimer=null;
	}
	
	function forceGo(event,index){
		stopPlay();
		event.preventDefault();
		go(index);
		restartPlay();
	}
	
	$Elements.find("IMG").css("position","absolute");
	if(typeof options.effect=="string"){
		options.effect=window["ws_"+options.effect];
	}
	var effect=new options.effect(options,images);
	effect.init($(".ws_images",$this));
	$Elements.find("IMG").css("visibility","visible");
	var ic=c=$(".ws_images",$this);
	
	
	if(options.controls){
		var $next_photo=$("<a href=\"#\" class=\"ws_next\">"+options.next+"</a>");
		var $prev_photo=$("<a href=\"#\" class=\"ws_prev\">"+options.prev+"</a>");
		$this.append($next_photo);
		$this.append($prev_photo);
		$next_photo.bind("click",function(e){
			forceGo(e,curIdx+1);
		});
		$prev_photo.bind("click",function(e){
			forceGo(e,curIdx-1);
		});
	}
	
	function initBullets(){
		var $bullets_cont=$this.find(".ws_bullets>div");
		var $bullets=$("a",$bullets_cont);
		$bullets.click(function(e){
			forceGo(e,$(e.target).index());
		});
		var $thumbs=$bullets.find("IMG");
		if($thumbs.length){
			var mainFrame=$("<div class=\"ws_bulframe\"/>").appendTo($bullets_cont);
			var imgContainer=$("<div/>").css({
				width:$thumbs.length+1+"00%"
			}).appendTo($("<div/>").appendTo(mainFrame));
			$thumbs.appendTo(imgContainer);
			$("<span/>").appendTo(mainFrame);
			
			var curIndex=-1;
			function moveTooltip(index){
				if(index<0){
					index=0;
				}
				$($bullets.get(curIndex)).removeClass("ws_overbull");
				$($bullets.get(index)).addClass("ws_overbull");
				mainFrame.show();
				var mainCSS={
						left:$bullets.get(index).offsetLeft-mainFrame.width()/2
						};
				var contCSS={
						left:-$thumbs.get(index).offsetLeft
						};
				if(curIndex<0){
					mainFrame.css(mainCSS);
					imgContainer.css(contCSS);
				}else{
					if(!document.all){
						mainCSS.opacity=1;
					}
					mainFrame.stop().animate(mainCSS,"fast");
					imgContainer.stop().animate(contCSS,"fast");
				}
				curIndex=index;
			}
			$bullets.hover(function(){
				moveTooltip($(this).index());
			});
			var hideTime;
			$bullets_cont.hover(function(){
				if(hideTime){
					clearTimeout(hideTime);
					hideTime=0;
				}
				moveTooltip(curIndex);
				},
				function(){
					$bullets.removeClass("ws_overbull");
					if(document.all){
						if(!hideTime){
							hideTime=setTimeout(function(){
								mainFrame.hide();
								hideTime=0;
							},400);
						}
					}else{
						mainFrame.stop().animate({
							opacity:0
						},{
							duration:"fast",
							complete:function(){mainFrame.hide();}
						});
					}
				}
			);
			
			$bullets_cont.click(function(e){
				forceGo(e,$(e.target).index());
			});
		}
	}
	
	function setBullet(new_index){
		$(".ws_bullets A",$this).each(function(index){
			if(index==new_index){
				$(this).addClass("ws_selbull");
			}else{
				$(this).removeClass("ws_selbull");
			}
		});
	}
	
	if(options.caption){
		$caption=$("<div class='ws-title' style='display:none'></div>");
		$this.append($caption);
		$caption.bind("mouseover",function(e){stopPlay();});
		$caption.bind("mouseout",function(e){restartPlay();});
	}
	
	function setTitle(A){
		var title=$("img",A).attr("title");
		var descr=$(A).data("descr");
		var $Title=$(".ws-title",$this);
		$Title.hide();
		if(title||descr){
			$Title.html((title?"<span>"+title+"</span>":"")+(descr?"<div>"+descr+"</div>":""));
			showWithSlide($Title,{
				direction:"left",
				easing:"easeInOutExpo",
				complete:function(){
					if($.browser.msie){
						$Title.get(0).style.removeAttribute("filter");
					}
				},
				duration:1000
			});
		}
	}
	
	if(options.bullets){
		initBullets();
	}
	
	go2(0);
	
	if(options.caption){
		setTitle($Elements[0]);
	}
	
	if(options.stopOnHover){
		this.bind("mouseover",function(e){
			stopPlay();
		});
		this.bind("mouseout",function(e){
			restartPlay();
		});
	}
	restartPlay();
	
	function showWithSlide(element,options){
		var $=jQuery;
		element.stop(true,true);
		var bkp_prop={};
		var props=["position","top","bottom","left","right"];
		for(var i=0;i<props.length;i++){
			bkp_prop[props[i]]=element[0].style[props[i]];
		}
		element.show();
		var wrap_props={
				width:element.outerWidth(true),
				height:element.outerHeight(true),
				'float':element.css("float"),
				overflow:"hidden",
				opacity:0
			},
			wrapper=$("<div></div>").css({
				fontSize:"100%",
				background:"transparent",
				border:"none",
				margin:0,
				padding:0
			});
		element.wrap(wrapper);
		wrapper=element.parent();
		
		if(element.css("position")=="static"){
			wrapper.css({position:"relative"});
			element.css({position:"relative"});
		}else{
			$.extend(wrap_props,{
				position:element.css("position"),
				zIndex:element.css("z-index")
			});
			$.each(["top","left","bottom","right"],function(i,pos){
				wrap_props[pos]=element.css(pos);
				if(isNaN(parseInt(wrap_props[pos],10))){
					wrap_props[pos]="auto";
				}
			});
			element.css({
				position:"relative",
				top:0,
				left:0,
				right:"auto",
				bottom:"auto"
			});
		}
		
		wrapper.css(wrap_props).show();
		var direction=options.direction||"left";
		var ref=direction=="up"||direction=="down"?"top":"left";
		var motion=direction=="up"||direction=="left"?"pos":"neg";
		var distance=options.distance||(ref=="top"?element.outerHeight({margin:true}):element.outerWidth({margin:true}));
		element.css(ref,motion=="pos"?isNaN(distance)?"-"+distance:-distance:distance);
		var animation={};
		animation[ref]=(motion=="pos"?"+=":"-=")+distance;
		wrapper.animate(
				{opacity:1},
				{duration:options.duration,
				easing:options.easing
			});
		element.animate(animation,{
			queue:false,
			duration:options.duration,
			easing:options.easing,
			complete:function(){
				for(var p in bkp_prop){
					element[0].style[p]=bkp_prop[p];
				}
				element.parent().replaceWith(element);
				if(options.complete){
					options.complete();
				}
			}
		});
	}return this;
};

jQuery.extend(jQuery.easing,{
	easeInOutExpo:function(x,t,b,c,d){
		if(t==0){
			return b;
		}
		if(t==d){
			return b+c;
		}if((t/=d/2)<1){
			return c/2*Math.pow(2,10*(t-1))+b;
		}
		return c/2*(-Math.pow(2,-10*--t)+2)+b;
	}
});