// JavaScript Document
var exibir;
var observacao;
var carregado = true;
//Cria o Objeto
function getHTTPObject(){
	var xmlhttp;
	try{
		xmlhttp = new XMLHttpRequest();
	}
	catch (e){
		try{
			xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e){
			alert("Esse browser não tem recursos para uso do Ajax");
			xmlhttp = false;
		}
	}
	return xmlhttp;
}

function respostaPagina(){
	if (glHttp.readyState == 4){
		if(exibir != ''){
			if (exibir == 'alert'){
				alert(glHttp.responseText);
			}
			else{
				if(document.getElementById(exibir).innerHTML = glHttp.responseText){
					carregado = true;
				}
			}		
		}
	}
}
function pagina(paAcao,paExibir,paObs,paImage){
	carregado = false;
	if(paImage == true){
		document.getElementById(paExibir).innerHTML='<center><img src="imagens/carregado.gif"></center>';
	}
	glHttp.open("GET", paAcao, true);
	exibir = paExibir;
	observacao = paObs;
	glHttp.onreadystatechange = respostaPagina;
	glHttp.send(null);
}
var glHttp = getHTTPObject();