var xmlHttp

/* Instancia */
function GetXmlHttpObject()
{
var objXMLHttp=null

	if (window.XMLHttpRequest)
	{
		objXMLHttp=new XMLHttpRequest()
	}
	else if (window.ActiveXObject)
	{
		objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
	}
return objXMLHttp
}

/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/


/* Login */
function VerificaLogin(str)
{
xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	{
		alert ("Este browser no suporta HTTP Request")
		return
	}

var url="../funcoes/verifica_login.php" // o arquivo que ir executar a SQL
url=url+"?login="+str // recebe o login
url=url+"&sidjs="+Math.random()
xmlHttp.onreadystatechange=exibe
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}

/* Essa funo ir exibir o resultado na DIV */
function exibe()
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		document.getElementById("verifica_login").innerHTML=xmlHttp.responseText
	}
}

/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/


/* E-mail */
function VerificaEmail(str)
{
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	{
		alert ("Este browser no suporta HTTP Request")
		return
	}

	var url="../funcoes/verifica_email.php" // o arquivo que ir executar a SQL
	url=url+"?email="+str // recebe o login
	url=url+"&sidjs="+Math.random()
	xmlHttp.onreadystatechange=exibeEmail
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)
}

/* Essa funo ir exibir o resultado na DIV */
function exibeEmail()
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		document.getElementById("verifica_email").innerHTML=xmlHttp.responseText
	}
}

/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/