//determina il tipo di browser utilizzato

if(typeof (AC)==="undefined"){
	AC={};}
AC.Detector={
	getAgent:function(){
		return navigator.userAgent.toLowerCase();
	}
	,isMac:function(M){
		var U=M||this.getAgent();
		return !!U.match(/mac/i);
	}
	,isWin:function(M){
		var U=M||this.getAgent();
		return !!U.match(/win/i);
	}
	,isWin2k:function(M){
		var U=M||this.getAgent();
		return this.isWin(U)&&(U.match(/nt\s*5/i));
	}
	,isWinVista:function(M){
		var U=M||this.getAgent();
		return this.isWin(U)&&(U.match(/nt\s*6/i));
	}
	,isWebKit:function(M){
		var U=M||this.getAgent();
		return !!U.match(/AppleWebKit/i);
	}
	,isOpera:function(M){
		var U=M||this.getAgent();
		return !!U.match(/opera/i);
	}
	,isIE:function(M){
		var U=M||this.getAgent();
		return !!U.match(/msie/i);
	}
	,isIEStrict:function(M){
		var U=M||this.getAgent();
		return U.match(/msie/i)&&!this.isOpera(U);
	}
	,isFirefox:function(M){
		var U=M||this.getAgent();
		return !!U.match(/firefox/i);
	}
	,isiPhone:function(M){
		var U=M||this.getAgent();
		return this.isMobile(U);
	}
	,isMobile:function(M){
		var U=M||this.getAgent();
		return this.isWebKit(U)&&U.match(/Mobile/i);
	}
	,isiTunesOK:function(M){
		var U=M||this.getAgent();
		return this.isMac(U)||this.isWin2k(U);
	}
	,isQTInstalled:function(){
		var U=false;
		if(navigator.plugins&&navigator.plugins.length){
			for(var M=0;M<navigator.plugins.length;M++){
				var g=navigator.plugins[M];
				if(g.name.indexOf("QuickTime")>-1){
					U=true;
				}
			}
		}
		else{
			qtObj=false;
			execScript("on error resume next: qtObj = IsObject(CreateObject(\"QuickTimeCheckObject.QuickTimeCheck.1\"))","VBScript");
			U=qtObj;
		}
		return U;
	}
	,getQTVersion:function(){
		var U="0";
		if(navigator.plugins&&navigator.plugins.length){
			for(var g=0;g<navigator.plugins.length;g++){
				var S=navigator.plugins[g];
				var M=S.name.match(/quicktime\D*([\.\d]*)/i);
				if(M&&M[1]){
					U=M[1];
				}
			}
		}
		else{
			ieQTVersion=null;
			execScript("on error resume next: ieQTVersion = CreateObject(\"QuickTimeCheckObject.QuickTimeCheck.1\").QuickTimeVersion","VBScript");
			if(ieQTVersion){
				U=(ieQTVersion>>24).toString(16);
			}
		}
		return U;
	}
	,isQTCompatible:function(g,j){
		function M(w,R){
			var i=parseInt(w[0],10);
			if(isNaN(i)){
				i=0;
			}
			var V=parseInt(R[0],10);
			if(isNaN(V)){
				V=0;
			}
			if(i===V){
				if(w.length>1){
					return M(w.slice(1),R.slice(1));
				}
				else{
					return true;
				}
			}
			else{
				if(i<V){
					return true;
				}
				else{
					return false;
				}
			}
		}
		var S=g.split(/\./);
		var U=j?j.split(/\./):this.getQTVersion().split(/\./);
		return M(S,U);
	}
	,isValidQTAvailable:function(U){
		return this.isQTInstalled()&&this.isQTCompatible(U);
	}
};


//Inizio funzioni per il pannello scorrevole

if(typeof(AC)=="undefined"){AC={};}

AC.ProductBrowser={
productSlider:null,
sliderVal:0,
animationId:false,
viewportWidth:946,
contentWidth:946,
categories:[
{id:'pb-cat1',offset:0},
{id:'pb-cat2',offset:0.32}
],

arrowScrollAmount:0.24,
isSliding:false,
lastX:0.32,
isMouseDown:false,
dif:0,
overlap:0,
offsetImageWidth:127,
sliderOffset:291,
offsetContentWidth:-946,
clicked:false,
startIndex:0,

isIpScroll:false,
hasIpDragged:false,
init:function(setupArgs){
if(typeof(setupArgs.categories)!='undefined')this.categories=setupArgs.categories;
if(typeof(setupArgs.imageOverlap)!='undefined')this.overlap=setupArgs.imageOverlap;
if(typeof(setupArgs.sliderCentering)!='undefined')this.sliderOffset=setupArgs.sliderCentering;
if(typeof(setupArgs.initialCategory)!='undefined')this.startIndex=setupArgs.initialCategory;
if(typeof(setupArgs.arrowScrollAmount)!='undefined')this.arrowScrollAmount=setupArgs.arrowScrollAmount;


$('pb-productslidertrack').style.visibility="visible";
$('pb-productbrowsercontainer').style.overflow="hidden";

this.viewportWidth=$('pb-productbrowsercontainer').getWidth();
this.offsetImageWidth=$$('#pb-productslider .pb-productimage')[0].getWidth()-this.overlap;
this.contentWidth=this.offsetImageWidth*$$('#pb-productslider .pb-productimage').length;
this.offsetContentWidth=-1*(this.contentWidth-this.viewportWidth);

this.productSlider=new Control.Slider('pb-productsliderhandle','pb-productslidertrack',{
axis:'horizontal'
});


AC.ProductBrowser.animateSlide(this.categories[this.startIndex].offset);


this.productSlider.options.onChange=function(value){
$('pb-productsliderhandleimage').style.left=$('pb-productsliderhandle').style.left;

if(AC.ProductBrowser.isThrow&&!AC.ProductBrowser.isSliding){
AC.ProductBrowser.isSliding=true;
AC.ProductBrowser.isThrow=false;

var mod=value+AC.ProductBrowser.throwMod;
if(mod<0)mod=0;
if(mod>1)mod=1;
AC.ProductBrowser.animateSlide(mod);
}
else if(!AC.ProductBrowser.isSliding&&value){
AC.ProductBrowser.isSliding=true;
AC.ProductBrowser.animateSlide(value);
}
};

this.productSlider.options.onSlide=function(value){
$('pb-productsliderhandleimage').style.left=$('pb-productsliderhandle').style.left;
if(value&&!AC.ProductBrowser.isSliding){
AC.ProductBrowser.isSliding=true;
AC.ProductBrowser.isThrow=false;
if(AC.ProductBrowser.isMouseDown){
AC.ProductBrowser.dif=value-AC.ProductBrowser.lastX;
AC.ProductBrowser.lastX=value;


if(AC.ProductBrowser.dif>0.05){
AC.ProductBrowser.isThrow=true;
AC.ProductBrowser.throwMod=0.2;
}
else if(AC.ProductBrowser.dif<-0.04){
AC.ProductBrowser.isThrow=true;
AC.ProductBrowser.throwMod=-0.2;
}
}

var w=AC.ProductBrowser.offsetContentWidth;
$('pb-productslider').style.left=w*value+"px";

this.sliderVal=value;
AC.ProductBrowser.lastX=value;
AC.ProductBrowser.colorCats();
AC.ProductBrowser.isSliding=false;
}

Element.setStyle($('pb-productbrowsercontainer'),{overflow:"hidden"});
};

Event.observe('pb-productslidertrack','mousedown',function(e){
var o=e.offsetX||e.layerX;
if(Event.element(e).id=='pb-productslidertrack'&&o<100)AC.ProductBrowser.animateSlide(0);
});
Event.observe('pb-leftarrow','mousedown',function(){
AC.ProductBrowser.left();
});
Event.observe('pb-rightarrow','mousedown',function(){
AC.ProductBrowser.right();
});

Event.observe('pb-productsliderhandle','mousedown',function(){
AC.ProductBrowser.isMouseDown=true;
$('pb-productsliderhandle').style.zIndex="5";
});

Event.observe('pb-productsliderhandle','mouseup',function(){
AC.ProductBrowser.isMouseDown=false;
});

AC.ProductBrowser.categories.each(function(c){
Event.observe($(c.id),'mouseup',function(e){
AC.ProductBrowser.animateSlide(c.offset);
});
});
},

animateSlide:function(toX){

if(toX>1)toX=1;
if(toX<0)toX=0;
AC.ProductBrowser.sliderVal=toX;
window.clearInterval(AC.ProductBrowser.animationId);
var w=AC.ProductBrowser.offsetContentWidth;
var stopPoint=w*toX;

var sliderStopPoint=(Math.round(AC.ProductBrowser.viewportWidth-AC.ProductBrowser.sliderOffset)*toX);

AC.ProductBrowser.isSliding=true;
AC.ProductBrowser.animationId=window.setInterval(function(){
var sliderPos=parseInt($('pb-productslider').getStyle('left'))||0;
var handlePos=parseInt($('pb-productsliderhandle').getStyle('left'))||0;
var x=AC.ProductBrowser.calculateDecel(sliderPos,stopPoint);
var sx=AC.ProductBrowser.calculateDecel(handlePos,sliderStopPoint);
$('pb-productslider').style.left=x+"px";
$('pb-productsliderhandle').style.left=sx+"px";
$('pb-productsliderhandleimage').style.left=sx+"px";
AC.ProductBrowser.colorCats();

if(x==stopPoint){
window.clearInterval(AC.ProductBrowser.animationId);
AC.ProductBrowser.isSliding=false;
}
},30);

},

colorCats:function(){
var sliderX=parseInt($('pb-productsliderhandle').getStyle('left'))+(($('pb-productsliderhandle').getWidth()-20)/2);
AC.ProductBrowser.categories.each(function(c){
var left=parseInt($(c.id).getStyle('left'))
var clr=Math.ceil((Math.min(sliderX,left)/Math.max(sliderX,left))*10);
$(c.id).className='pb-catclass'+clr;
});
},

left:function(){
AC.ProductBrowser.animateSlide(AC.ProductBrowser.sliderVal-AC.ProductBrowser.arrowScrollAmount);
},

right:function(){
AC.ProductBrowser.animateSlide(AC.ProductBrowser.sliderVal+AC.ProductBrowser.arrowScrollAmount);
},

calculateDecel:function(from,to){
var n=from-Math.floor((from-to)*.4);
if(Math.abs(from-to)<4)return to;
else return n;
}
};