var fadearray=new Array() 
var fadeclear=new Array() 
 
var dom=(document.getElementById) 
var iebrowser=document.all
 
function fadeshow(theimages, fadewidth, fadeheight, borderwidth, delay, pause, displayorder){
	this.pausecheck=pause
	this.mouseovercheck=0
	this.delay=4000
	this.degree=10 //initial opacity degree (10%)
	this.curimageindex=0
	this.nextimageindex=1
	fadearray[fadearray.length]=this
	this.slideshowid=fadearray.length-1
	this.canvasbase="canvas"+this.slideshowid
	this.curcanvas=this.canvasbase+"_0"
	if (typeof displayorder!="undefined")
		theimages.sort(function() {return 0.5 - Math.random();}) //thanks to Mike (aka Mwinter) :)
	this.theimages=theimages
	this.imageborder=parseInt(borderwidth)
	this.postimages=new Array() //preload images
	for (p=0;p<theimages.length;p++){
		this.postimages[p]=new Image()
		this.postimages[p].src=theimages[p][0]
	}
 
	var fadewidth=fadewidth+this.imageborder*0
	var fadeheight=fadeheight+this.imageborder*0
 
	if (iebrowser&&dom||dom) //if IE5+ or modern browsers (ie: Firefox)
		document.write('<div id="master'+this.slideshowid+'" style="position:relative;width:'+755+'px;height:'+250+'px;overflow:hidden;z-index:10;"><div id="'+this.canvasbase+'_0" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=10);opacity:0.1;-moz-opacity:0.1;-khtml-opacity:0.1;z-index:10;"></div><div id="'+this.canvasbase+'_1" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=10);opacity:0.1;-moz-opacity:0.1;-khtml-opacity:0.1;z-index:10;"></div></div>')
	else
		document.write('<div style="z-index:10;"><img name="defaultslide'+this.slideshowid+'" src="'+this.postimages[0].src+'"></div>')
 
	if (iebrowser&&dom||dom) //if IE5+ or modern browsers such as Firefox
		this.startit()
	else{
		this.curimageindex++
		setInterval("fadearray["+this.slideshowid+"].rotateimage()", this.delay)
	}
}

function fadepic(obj){
if (obj.degree<100){
obj.degree+=10
if (obj.tempobj.filters&&obj.tempobj.filters[0]){
if (typeof obj.tempobj.filters[0].opacity=="number") //if IE6+
obj.tempobj.filters[0].opacity=obj.degree
else //else if IE5.5-
obj.tempobj.style.filter="alpha(opacity="+obj.degree+")"
}
else if (obj.tempobj.style.MozOpacity)
obj.tempobj.style.MozOpacity=obj.degree/101
else if (obj.tempobj.style.KhtmlOpacity)
obj.tempobj.style.KhtmlOpacity=obj.degree/100
else if (obj.tempobj.style.opacity&&!obj.tempobj.filters)
obj.tempobj.style.opacity=obj.degree/101
}
else{
clearInterval(fadeclear[obj.slideshowid])
obj.nextcanvas=(obj.curcanvas==obj.canvasbase+"_0")? obj.canvasbase+"_0" : obj.canvasbase+"_1"
obj.tempobj=iebrowser? iebrowser[obj.nextcanvas] : document.getElementById(obj.nextcanvas)
obj.populateslide(obj.tempobj, obj.nextimageindex)
obj.nextimageindex=(obj.nextimageindex<obj.postimages.length-1)? obj.nextimageindex+1 : 0
setTimeout("fadearray["+obj.slideshowid+"].rotateimage()", obj.delay)
}
}
 
fadeshow.prototype.populateslide=function(picobj, picindex){

	var slideHTML=""
	if (this.theimages[picindex][1]!="") 
		slideHTML='<a href="'+this.theimages[picindex][1]+'" target="'+this.theimages[picindex][2]+'" style="z-index:8">'
		slideHTML+='<img src="'+this.postimages[picindex].src+'" border="'+this.imageborder+'px" title="'+this.theimages[picindex][3]+'" alt="'+this.theimages[picindex][3]+'" style="z-index:10">'
	if (this.theimages[picindex][1]!="")
		slideHTML+='</a>'
		
	// Por enquanto está fixo em 4 itens
	picobj.innerHTML=slideHTML
	if(picindex != 0){
		picindex = picindex-1;
	}else {
		picindex = 2;
	}

if(picindex == 0){
		document.getElementById("box1").style.display="block"
		document.getElementById("box2").style.display="none"
		document.getElementById("box3").style.display="none"
	} else 	if(picindex == 1){
		document.getElementById("box2").style.display="block"
		document.getElementById("box1").style.display="none"
		document.getElementById("box3").style.display="none"
	} else {
		document.getElementById("box3").style.display="block"
		document.getElementById("box1").style.display="none"
		document.getElementById("box2").style.display="none"
	}
		
	document.getElementById(this.theimages[0][5]).className=this.theimages[0][6];
	document.getElementById(this.theimages[1][5]).className=this.theimages[0][6];
	document.getElementById(this.theimages[2][5]).className=this.theimages[0][6];
	document.getElementById(this.theimages[picindex][5]).className=this.theimages[0][7];

	
	
	if(document.getElementById("mediabox_text") != null){
		document.getElementById("mediabox_text").innerHTML = '<h3><span style="cursor:pointer" onclick="javascript:location.href=\''+this.theimages[picindex][1]+'\'">' + this.theimages[picindex][3] + '</span></h3><p><span style="cursor:pointer" onclick="javascript:location.href=\'' + this.theimages[picindex][1] +'\'">' + this.theimages[picindex][4] + '</a></p>';
	}
}
 
 
fadeshow.prototype.rotateimage=function(){
	if (this.pausecheck==1) //if pause onMouseover enabled, cache object
	var cacheobj=this;
	if (this.mouseovercheck==1) {
		//alert('this.mouseovercheck=1');
		setTimeout(function(){cacheobj.rotateimage()}, 100)
	}
	else if (iebrowser&&dom||dom){
		//alert('else iebrowser');
		this.resetit()
		var crossobj=this.tempobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
		crossobj.style.zIndex++
		fadeclear[this.slideshowid]=setInterval("fadepic(fadearray["+this.slideshowid+"])",50)
		this.curcanvas=(this.curcanvas==this.canvasbase+"_0")? this.canvasbase+"_1" : this.canvasbase+"_0"
	}
	else{
		//alert(defaultslide);
		var ns4imgobj=document.images['defaultslide'+this.slideshowid]
		ns4imgobj.src=this.postimages[this.curimageindex].src
	}
	this.curimageindex=(this.curimageindex<this.postimages.length-1)? this.curimageindex+1 : 0
}
 
fadeshow.prototype.resetit=function(){
	this.degree=10
	var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
	if (crossobj.filters&&crossobj.filters[0]){
		if (typeof crossobj.filters[0].opacity=="number") //if IE6+
			crossobj.filters(0).opacity=this.degree
		else //else if IE5.5-
			crossobj.style.filter="alpha(opacity="+this.degree+")"
	}
	else if (crossobj.style.MozOpacity)
		crossobj.style.MozOpacity=this.degree/101
	else if (crossobj.style.KhtmlOpacity)
		crossobj.style.KhtmlOpacity=this.degree/100
	else if (crossobj.style.opacity&&!crossobj.filters)
		crossobj.style.opacity=this.degree/101
}
 
 
fadeshow.prototype.startit=function(){
	var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
	this.populateslide(crossobj, this.curimageindex)
	if (this.pausecheck==1){ 
		var cacheobj=this
		var crossobjcontainer=iebrowser? iebrowser["master"+this.slideshowid] : document.getElementById("master"+this.slideshowid)
		crossobjcontainer.onmouseover=function(){cacheobj.mouseovercheck=1}
		crossobjcontainer.onmouseout=function(){cacheobj.mouseovercheck=0}

		if(document.getElementById(fadeimages[0][5]) != null){
			var li1 = document.getElementById(fadeimages[0][5]);
			li1.onmouseover=function(){
				cacheobj.mouseovercheck=1; 
				if(window.mudaImagem){
					mudaImagem(fadeimages[0][1],fadeimages[0][5],fadeimages[0][3],fadeimages[0][4],fadeimages[0][2]);
				}
				document.getElementById(fadeimages[1][5]).className=fadeimages[0][6];
				document.getElementById(fadeimages[2][5]).className=fadeimages[0][6];
				document.getElementById("box1").style.display="block"
				document.getElementById("box2").style.display="none"
				document.getElementById("box3").style.display="none"
				mostraImagem(fadeimages[0][0]);
			} 
			li1.onmouseout=function(){
				cacheobj.mouseovercheck=0;
				escondeImagem();
			} 
		}
		if(document.getElementById(fadeimages[1][5]) != null){
			var li2 = document.getElementById(fadeimages[1][5]);
			li2.onmouseover=function(){
				cacheobj.mouseovercheck=1;
				if(window.mudaImagem){
					mudaImagem(fadeimages[1][1],fadeimages[1][5],fadeimages[1][3],fadeimages[1][4],fadeimages[1][2]);
				}
				document.getElementById(fadeimages[0][5]).className=fadeimages[0][6];
				document.getElementById(fadeimages[2][5]).className=fadeimages[0][6];
				document.getElementById("box2").style.display="block"
				document.getElementById("box1").style.display="none"
				document.getElementById("box3").style.display="none"
				mostraImagem(fadeimages[1][0]);
			} 
			li2.onmouseout=function(){
				cacheobj.mouseovercheck=0;
				escondeImagem();
			} 
		}
		if(document.getElementById(fadeimages[2][5]) != null){
			var li3 = document.getElementById(fadeimages[2][5]);
			li3.onmouseover=function(){
				cacheobj.mouseovercheck=1;
				if(window.mudaImagem){
					mudaImagem(fadeimages[2][1],fadeimages[2][5],fadeimages[2][3],fadeimages[2][4],fadeimages[2][2]);
				}
				document.getElementById(fadeimages[0][5]).className=fadeimages[0][6];
				document.getElementById(fadeimages[1][5]).className=fadeimages[0][6];
				document.getElementById("box3").style.display="block"
				document.getElementById("box1").style.display="none"
				document.getElementById("box2").style.display="none"
				mostraImagem(fadeimages[2][0]);
			} 
			li3.onmouseout=function(){
				cacheobj.mouseovercheck=0;
				escondeImagem();
			} 
		}


		
		if(document.getElementById("mediabox_text") != null){
			var mediabox_text = document.getElementById("mediabox_text");
//			mediabox_text.onmouseover="mudaImagem("+fadeimages[0][1],fadeimages[0][5],fadeimages[0][3],fadeimages[0][4],fadeimages[0][2]);";
			mediabox_text.onmouseover=function(){cacheobj.mouseovercheck=1} 
			mediabox_text.onmouseout=function(){cacheobj.mouseovercheck=0} 
		}

	}
	this.rotateimage()
}

function mostraImagem(imagem){
	var imagemGrande = document.getElementById("imagemGrande");
//	imagemGrande.style.display = 'none';
	var newDiv = document.getElementById("imagemGrandeTemp");
	if(newDiv == null){
		newDiv = document.createElement('div');
		newDiv.setAttribute('id','imagemGrandeTemp');
		newDiv.setAttribute('class','imagem');
	}
	newDiv.style.display = '';
	newDiv.innerHTML = '<img src=\'' + imagem + '\' border=\'0\'>';
	var mediabox = document.getElementById('mediabox');
	mediabox.appendChild(newDiv);
}

function escondeImagem(){
	var imagemGrande = document.getElementById("imagemGrande");
//	imagemGrande.style.display = '';
	newDiv = document.getElementById('imagemGrandeTemp');
	newDiv.style.display = "none";
	var mediabox = document.getElementById('mediabox');
	mediabox.removeChild(newDiv);
}