// JavaScript Document
var req;
var txt;


function loadXMLDocN(url,valor, valor2)
{
	req = null;
    // Procura por um objeto nativo (Mozilla/Safari)
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
        req.onreadystatechange = processReqChangeN;
        req.open("GET", url+'?email='+valor+'&nome='+valor2, true);
        req.send(null);
    // Procura por uma versao ActiveX (IE)
    } else if (window.ActiveXObject) {
        req = new ActiveXObject("Microsoft.XMLHTTP");
        if (req) {
            req.onreadystatechange = processReqChangeN;
            req.open("GET", url+'?email='+valor+'&nome='+valor2, true);
            req.send();
        }
    }
}


function processReqChangeN()
{
    // apenas quando o estado for "completado"
    if (req.readyState == 4) {
        // apenas se o servidor retornar "OK"
        if (req.status == 200) {
           
			document.getElementById('atualizarN').innerHTML = req.responseText;
			
        } else {
            alert("Houve um problema ao obter os dados1:\n" + req.statusText);
        }
    }
}




function newsletter(valor)
{
	if(valor == 1)
	{
		valor = document.getElementById("nome").value;
		valor2 = document.getElementById("email").value;
		
		if(valor == '' || valor == 'Nome')
		{
			document.getElementById('atualizarN').innerHTML = '<div align="center"><br />Digite o seu nome<br /><br /><a href="javascript:;" onclick="newsletter(2)"><img src="imagens/bt-voltar.gif" border="0" /></a></div>';
		}
		else if(valor2 == '' || valor2 == 'E-mail')
		{
			document.getElementById('atualizarN').innerHTML = '<div align="center"><br />Digite o seu email<br /><br /><a href="javascript:;" onclick="newsletter(2)"><img src="imagens/bt-voltar.gif" border="0" /></a></div>';
		}
		else
		{
			document.getElementById('atualizarN').innerHTML = '<div align="center"><img src="image/loading.gif"></div>';
			loadXMLDocN("xtNewsletter.php",valor, valor2);
		}
		
	}
	else
	{
		document.getElementById('atualizarN').innerHTML = '<p>Receba mensalmente a Newsletter da Advocacia Arthur  Rios em seu e-mail.</p>            <p>&nbsp;</p>                <form name="formNewsletter" method="post" onsubmit="return false">              <input name="nome" type="text" class="field" id="nome" style="width: 167px;" value="Nome" onfocus="javascript: if(this.value == \'Nome\') this.value = \'\';" onblur="javascript: if(this.value == \'\') this.value = \'Nome\';" />              <input name="email" type="text" class="field" id="email" style="width: 167px;" value="E-mail" onfocus="javascript: if(this.value == \'E-mail\') this.value = \'\';" onblur="javascript: if(this.value == \'\') this.value = \'E-mail\';" />              <br />              <input name="imageField2" type="image" id="imageField2" src="imagens/bt-cadastrar.jpg" align="right" onclick="newsletter(1)" />              <br />            </form>';	
		}
}