var play = true;
var displayAtual = 1;
var gira_timer = null;
var missed = false;

function Troca(ordem){
	clearInterval(gira_timer);
	$("#manchete_principal_"+displayAtual).css("display","none");
	//$("#manchete_principal_"+displayAtual).fadeOut(400);
	if (ordem != "prox") displayAtual = displayAtual-1;
	else displayAtual = displayAtual+1;
	if (displayAtual < 1) displayAtual = displayQtd;
	if (displayAtual > displayQtd) displayAtual = 1;
	$("#manchete_principal_"+displayAtual).fadeIn(100);
	gira_timer = setInterval('Gira()',10000);
}
function Gira(ordem){
	if (displayQtd>1) {
		if (play)
			Troca(ordem);
		else
			missed = true;
	}
}

function atualizaHora() {
	var current = new Date();
	var dia = current.getDay();
	var mes = current.getMonth();
	var dias = [ "DOM", "SEG", "TER", "QUA", "QUI", "SEX", "SAB" ];
	var meses = [ "JAN", "FEV", "MAR", "ABR", "MAI", "JUN", "JUL", "AGO", "SET", "OUT", "NOV", "DEZ" ];
	var sDia = dias[dia % 7];
	var sMes = meses[mes % 12];
	if (dia <10) dia = "0"+dia;
	var data = sDia+" "+current.getDate()+" "+sMes;
	
	var hora = current.getHours();
	if (hora <10) hora = "0"+hora;
	var minutos = current.getMinutes();
	if (minutos <10) minutos = "0"+minutos;
	var seg = current.getSeconds();
	if (seg <10) seg = "0"+seg;
	
	var hora = hora+":"+minutos+":"+seg;
	if ((current.getHours()>=3) && (current.getHours()<13)) str = "BOM DIA!";
	if ((current.getHours()>=13) && (current.getHours()<18)) str = "BOA TARDE!";
	if ((current.getHours()>=18) || (current.getHours()<3)) str = "BOA NOITE!";
	$("#tempo1").html(data);
	$("#tempo2").html(hora);
	$("#tempo3").html(str);
}
function Pausa(){
	play = false;
	clearInterval(gira_timer);
	$("#pause-play").attr("src","./imagens/layout/m_play.jpg");
	$("#pause-play").attr("onClick","Play();");
}

function Play(){
	play = true;
	missed = false;
	gira_timer = setInterval('Gira()',10000);
	$("#pause-play").attr("src","./imagens/layout/m_pause.jpg");
	$("#pause-play").attr("onClick","Pausa();");
}
function PausaSimple(){
	play = false;
}
function PlaySimple(){
	play = true;
	if (missed) {
		Pausa();
		Gira();
		Play();
	}
}