// JavaScript Document


var d=document;
$ = function(id) 
{
	if(!arguments[1]) return document.getElementById(id);
	else document.getElementById(id).style[arguments[1]]=arguments[2];
}

function delItem(arr,item)
{
	for(;item<arr.length;item++) arr[item]=arr[item + 1];
	arr.length=arr.length-1;
} 
function goURL()
{
	(Item[atual][3].indexOf('_blank')!=-1) ? window.open(Item[atual][3].substring(0,Item[atual][3].indexOf(' '))) : location.href=Item[atual][3];
} 
function startSlide()
{ 
	loadImages();
	if(!paused) timeoutId=setTimeout('changeImg(1)',6000);
} 
function initialize()
{
	timeoutId=0;
	textareaContent=d.form_cr.select_cr.value.split(/[\r\n]/i);
	Item = new Array();
for(x=0,y=0;x<textareaContent.length;x++)
{ 
	if(textareaContent[x].length>30) Item[y++]=textareaContent[x].split('|');
}
for(i=Item.length-1;i>=0;i--)
{
	Item[i][0]=Item[i][0].replace(/([ \n\t\r])+/, " ");
	Item[i][4]=(Item[i][4].length<3) ? '' : '<img src="'+Item[i][4]+'" border="0" style="margin-left:4px;" />';
	if(Item[i][1].length<3||Item[i][3].length<3||Item[i][2].length<3||Item[i][0].length<2) delItem(Item,i);
}
if(Item.length==1) d.write('<style>#anterior,#proximo,#pause{visibility:hidden;}</style>');
atual = Math.random().toString().substring(2,6) % Item.length;
} 
function startPanel()
{
	usaCredito = '';
	initialize();
	if(arguments.length>0)
	{
		if(!isNaN(arguments[0])) atual = arguments[0];
	}
	if(paused) 
	{
		imgpause='on'; altpause='alt="Ligar" title="Ligar"';
	}
	else 	
	{
		imgpause='off'; altpause='alt="Parar" title="Parar"';
	}
	d.write('<div id="panel"><div id="to-blend">'+usaCredito+'<a href="javascript:goURL()"><img src="'+Item[atual][1]+'" id="imgslide" name="img1" border="0" title="'+Item[atual][0]+'" alt="'+Item[atual][0]+'"></a>');
	d.write('<div id="texto"><h2><a href="javascript:goURL()" id="p-link"><span id="txt1" style="font-size:12px; font-weight:300;">'+Item[atual][2]+'</span><span id="icon-area">'+Item[atual][4]+'</span></a></h2></div></div>');
	d.write('<div id="prox-ant"><a href="javascript:void(0)" id="anterior" onclick="if(okToGo)changeImg(-1)"><img src="imagens/painel_rotativo/anterior.png" border="0" /></a>');
	d.write('<a href="javascript:void(0)" id="proximo" onclick="if(okToGo)changeImg(1)"><img src="imagens/painel_rotativo/proximo.png" border="0" /></a></div></div>');
}
function pauseSlide()
{
if(paused){
	$('pause').src='imagens/pause.gif';
	$('pause').title='Parar'; $('pause').alt = 'Parar';
	//d.cookie="homeUOLpause=0;domain=.uol.com.br;expires=Thu, 2 Aug 1970 20:47:11 UTC;"; 		
	paused=false;
	startSlide();
}
else
{
	clearTimeout(timeoutId);
	//d.cookie="homeUOLpause=1;domain=.uol.com.br;expires=Thu, 2 Aug 2222 20:47:11 UTC;"; 	
	$('pause').src='imagens/pause1.gif';
	$('pause').title='Ligar'; $('pause').alt = 'Ligar';
	paused = true;
}
}

var okToGo=false;
var paused=(d.cookie.indexOf('homeUOLpause=1')!=-1) ? true : false;
onload=startSlide;


// painel rotativo //
function changeOpac(opacity)
{
	var obj = $('to-blend').style;
	obj.opacity=(opacity/101);
	obj.MozOpacity=(opacity/101);
	obj.KhtmlOpacity=(opacity/101);
} 
function blend(imagefile)
{
	var speed=7;
	var timer=0;
	for(i=100;i>0;i-=2) setTimeout('changeOpac('+i+')', timer++ * speed);
		setTimeout('changeContent()', timer * speed);
	for(i=0;i<=100;i+=2) setTimeout('changeOpac('+i+')', timer++ * speed);
} 	
function changeImg(id)
{
	clearTimeout(timeoutId);
	atual+=parseInt(id);
if(atual>Item.length-1) 
	atual=0;
if(atual<0) 
	atual=Item.length-1;
if(imgDsp[atual].complete==false)
{
	atual--;
	timeoutId = setTimeout('changeImg('+id+')',500);
	return;
} 
if(d.all && navigator.userAgent.indexOf('Opera')==-1){
	try 
	{
		oDiv = $('to-blend');
		oDiv.style.filter="blendTrans(duration=0.7)";
		oDiv.filters.blendTrans.apply();
		oDiv.filters.blendTrans.play();
		changeContent();
	} 
	catch(e) 
	{ 
		changeContent(); 
	}
} 
else
{ 
	blend(); 
}
if(!paused) 
	timeoutId=setTimeout('changeImg(1)',6000);
} 
function loadImages(){
	imgDsp = new Array();
for(n=0;n<Item.length;n++)
{
	imgDsp[n]=new Image();
	imgDsp[n].src=Item[n][1];
}
okToGo = true;
} 
function changeContent()
{
	d.img1.src=imgDsp[atual].src;
	d.img1.alt=d.img1.title=Item[atual][0];
	$('txt1').innerHTML=Item[atual][2];
	if(usaCredito!='') $('credito').innerHTML=Item[atual][0];
	$('icon-area').innerHTML=Item[atual][4];
}