// JavaScript Document

var fotos = new Array();

function abaEventos(num) {
	if(num == 1) {dsp1 = "block"; dsp2 = "none"; classe1 = 1; classe2 = 2;}
	if(num == 2) {dsp1 = "none"; dsp2 = "block"; classe1 = 2; classe2 = 1;}
	
	document.getElementById("aba1").style.display = dsp1;
	document.getElementById("aba2").style.display = dsp2;
	
	document.getElementById("td1").className = "abaEventos"+classe1;
	document.getElementById("td2").className = "abaEventos"+classe2;
}

function ajax(url) { 
	req = null;
	if (window.XMLHttpRequest) { 
		req = new XMLHttpRequest(); 
	} 
	else if (window.ActiveXObject) { 
		req = new ActiveXObject("Microsoft.XMLHTTP");  
	}
	
	if (req) { 
		req.onreadystatechange = processReqChange; 
		req.open("GET",url,true); 
		req.send(); 
	}
}

function carregaFt(n) {
	document.getElementById('galeria').style.display = 'block';
	document.getElementById('fotogal').src = fotos[n];
	f=n;
}

function comentar() {
	document.getElementById("form_com").style.display = "block";
}

function evCh(evento) {
	if(evento.keyCode == 13) {formulario.btn.click();}
}
	
function fechar(alvo) {
	document.getElementById(alvo).style.display = 'none';
}

function menosGal() {
	ini -= 20;
	if(ini < 1) {ini = 1;}
	mostrarGal(ini);
}

function mudaFt(tipo) {
	if(tipo == 'A') {f--;}
	if(tipo == 'P') {f++;}
	
	if(f>mfGal) {f=1;}
	if(f<1) {f=mfGal;}
	
	carregaFt(f);
}

function panfChico() {
	var novaImagem = new Image();
		novaImagem.scr = 'cx100_1.jpg';
		novaImagem.scr = 'cx100_2.jpg';
}

function processReqChange() { 
	if (req.readyState == 4) { 
		if (req.status == 200) {
			
			itens = req.responseText.split('|');
			
			for(i=0; i < itens.length; i++) {
				dados = itens[i].split('=>');
				if(dados[0]) {document.getElementById(dados[0]).innerHTML = dados[1];}
			}
		}
	} 
}

//Chat
var cache = "";
var acum=0;

function ajaxChat(url) { 
	req = null;
	
	if (window.XMLHttpRequest) { 
		req = new XMLHttpRequest(); 
	}
	else if (window.ActiveXObject) { 
		req = new ActiveXObject("Microsoft.XMLHTTP");  
	}
	
	if(req) { 
		req.onreadystatechange = ReqChangeChat; 
		req.open("GET",url,true); 
		req.send(); 
	}
}

function ReqChangeChat() { 
	if (req.readyState == 4) { 
		if (req.status == 200) {
			itens = req.responseText.split('|');
			
			for(i=0; i < itens.length; i++) {
				dados = itens[i].split('=>');
				iFrame = parent.frames[i].document.getElementById('recebe');
				
				imprime = dados[0].replace(cache,"");
				
				if(dados[1] == "I" && cache.indexOf(dados[0]) < 0) {
					iFrame.innerHTML += imprime;
					cache = dados[0];
					acum += imprime.length;
					if(formulario.rlg.checked) {mensagens.scrollTo(0,acum);}
				}
				if(dados[1] == "A") {iFrame.innerHTML  = dados[0];}
			}
		}
	} 
}

function buscaDados() {
	url = 'chat_recebe.php?cache='+Math.random();
	ajaxChat(url);
}

function carregaChat() {
	setInterval('buscaDados()', 2000);
}

function enviaChat(rsv,para,msg) {
	url = "chat_envia.php?rsv="+rsv.checked+"&para="+para.value+"&msg="+msg.value+"&cache="+Math.random();
	ajaxChat(url);
	formulario.mensagem.value = "";
	formulario.mensagem.focus();
}

function fechaChat() {
	window.open("chat_sair.php?cache="+Math.random(),"JAN", "status=no,toolbar=no,location=no,menu=no,width=200,height=200");
}

function sairChat(acao) {
	url = "chat_sair.php?cache="+Math.random();
 	ajaxChat(url);
	if(acao != "Sair") {alert("Obrigado por usar o nosso chat!");}
	location = "chat.php";
}