/**
 * @author Fábio Miranda Costa <fabiomcosta@gmail.com> <fabiocosta@maxmeio.com>
 * http://www.meiocodigo.com
 */

var fontSize = 14;
var tempLastNews;
var liNum = 0;
var $listaLis;

function fontSizeChange(sinal){
	var domNode;
	try{
		domNode = document.getElementById("conteudo");
		if(sinal == "+"){
			if(fontSize <= 26){
				fontSize++;
				domNode.style.fontSize = fontSize+"px";
			}
		}
		else{
			if(fontSize >= 10){
				fontSize--;
				domNode.style.fontSize = fontSize+"px";
			}
		}
	}
	catch(e){}
}
function changeCenterClass(classe){
	try{
		var obj = document.getElementById("conteudo");
		obj.className = classe;
	}
	catch(e){}
}

function triggerChangeLastNew(jj){
	$listaLis = jj;
	setTimeout(changeLastNew,6000);
}

function changeLastNew(){
	var $currentLi =  $("#ultimas_noticias ul li:eq("+liNum+")");
	if($listaLis.size() == liNum+1){
		$currentLi.fadeOut(1000,function(){$listaLis.filter(":eq(0)").fadeIn(1000);});
		liNum = 0;
	}
	else{
		$currentLi.fadeOut(1000,function(){$currentLi.next().fadeIn(1000)});
		liNum++;
	}
	tempLastNews = setTimeout(changeLastNew,6000);
}