// CARREGA A DIV CENTRAL //
function GetXMLHttp() {
	var xmlHttp;
	try { xmlHttp = new XMLHttpRequest(); }
	catch(ee) { 
		try { xmlHttp = new ActiveXObject("Msxml2.XMLHTTP"); }
		catch(e) {
			try { xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); }
			catch(e) {
				xmlHttp = false;
			}
		}
	}
	return xmlHttp;
}

var xmlRequest = GetXMLHttp();

function abrirPag(valor){
	var url = valor;
	xmlRequest.open("GET",url,true);
	xmlRequest.onreadystatechange = mudancaEstado;
	xmlRequest.send(null);
	if (xmlRequest.readyState == 1) {
		document.getElementById("centro").innerHTML = "";
	}
	return url;
}

function reload(){
	window.location.reload(true);
}

function mudancaEstado(){
	if (xmlRequest.readyState == 4) {
		var v_html = xmlRequest.responseText;
    	document.getElementById("centro").innerHTML = v_html;
		scroll(0,0);	
	}
}

/* EXECUTA UM SCRIPT DENTRO DA DIV CHAMADA */
/* <SCRIPT> ... </SCRIPT>                  */
function exec_script(v_html){
	var ini = 0;
	while (ini!=-1){
		ini = v_html.indexOf('<script', ini);
		if (ini >=0){
			ini = v_html.indexOf('>', ini) + 1;
			var fim = v_html.indexOf('</script>', ini);
			codigo = v_html.substring(ini,fim);
			eval(codigo);
		}
	}
}

/* CONFIG ENVIO DE MAIL */
function fnc_getForm() {
	var f = null;
	if (document.getElementById) {
		f = document.getElementById('contato');
	} else if (window.contato) {
		f = window.contato;
	}
	return f;
}
	
function fnc_envia() {
	var f = fnc_getForm();
	var v_ok = '';
	// NOME //
	if (f.d_nome.value == '') {
		document.getElementById('d_nome').style.color = "#336699";
		f.d_nome.value = "* Nome";
		if (v_ok == '') {v_ok = 'nok';}
	} else {
		document.getElementById('d_nome').style.color = "#000000";
	}
	// MAIL //
	if (f.d_mail.value == '' ) {
		document.getElementById('d_mail').style.color = "#336699";
		f.d_mail.value = "* E-mail";
		if (v_ok == '') {v_ok = 'nok';}
	} else {
		document.getElementById('d_mail').style.color = "#000000";
	}
	// MSG //
	if (f.d_msg.value == '') {
		document.getElementById('d_msg').style.color = "#336699";
		f.d_msg.value = "* Mensagem";
		if (v_ok == '') {v_ok = 'nok';}
	} else {
		document.getElementById('d_msg').style.color = "#000000";
	}
	// FOCUS e ABORTO SUBMIT //
	if (v_ok == 'nok') {
		fnc_msg('1');
		event.returnValue = false;
		return false;
	} else {
		sendContato();
		fnc_msg('2');
	}
}

function sendContato(){	
	dados = {  d_nome:$('form#contato input#d_nome').attr('value')
 				 ,d_mail:$('form#contato input#d_mail').attr('value')
				 ,d_fone:$('form#contato input#d_fone').attr('value')
				 ,d_msg:$('#d_msg').attr('value')
	};	
	$.post('js/send_contato.php?', dados, function(res){ } );
}

function fnc_msg(tp) { 
	var f = fnc_getForm();
	if (tp == '1') {
		lbl_msg.innerHTML = '<table cellpadding="0" cellspacing="0" border="0px"><tr><td width="110" align="right"><img style="border:none" src="img/ico-info.png" height="50" width="50"></td><td style="vertical-align:middle" class="lbl"><span style="color:#1c1c1c">Por favor complete os campos em <span style="color:#336699">destaque</span>.</span></td></tr></table>';
	} else {
		lbl_msg.innerHTML = '<table cellpadding="0" cellspacing="0" border="0px"><tr><td width="110" align="right"><img style="border:none" src="img/ico-ok.png" height="50" width="50"></td><td style="vertical-align:middle" class="lbl"><span style="color:#1c1c1c">Sua mensagem foi enviada com sucesso.</span></td></tr></table>';
	}
}