//biblioteca ajax DG

function executa(){
	ajax = carregaAjax();
	if(ajax){
		ajax.onreadystatechange = function(){
			if(ajax.readyState == 4){
				if(ajax.status == 200){
					document.getElementById("resultadoForm").value = ajax.responseText;
				} else {
					alert(ajax.statusText);	
				}
			}
		}
		
		nome = document.getElementById("nome").value;
		email = document.getElementById("email").value;
		
		dados = "nome="+nome+"&email="+email;
		
		ajax.onreadystatechange=stateChanged;
		ajax.open("GET", "email.php", true);
		ajax.send(null);
	}
}

var ajax;
function carregaAjax(){
	var ajax;
	
	if(window.XMLHttpRequest){
		ajax = new XMLHttpRequest();
	} else if(window.ActiveXObject){
		ajax = new ActiveXObject("Msxml2.XMLHTTP");
		if(!ajax){
			ajax = new ActiveXObject("Microsoft.XMLHTTP");
		}
	} else{
		alert("Seu navegador não possui suporte a esse aplicativo.");
	}
	
	return ajax;
}