// JavaScript Document

function objXMLHttp()
{
 if(window.XMLHttpRequest)
 {
  var objetoXMLHttp = new XMLHttpRequest();
  return objetoXMLHttp;
 }
 else if (window.ActiveXObject)
 {
  var versoes = [ "MSXML2.XMLHttp.6.0", "MSXML2.XMLHttp.5.0", "MSXML2.XMLHttp.4.0", "MSXML2.XMLHttp.3.0",
         "MSXML2.XMLHttp", "Microsoft.XMLHttp"];
  
  for (var i = 0; i < versoes.length; i++)
  {
   try{
     var objetoXMLHttp = new ActiveXObject (versoes[i]);
     return objetoXMLHttp;
    }
    catch(ex)
    {
    // nada aqui 
    }
  }
 }
  
 return false;
}

function carregar_bairros(id, bairros)
{
	HttpReq = objXMLHttp();
	HttpReq.open("POST", "ajax.php?localidade="+id+"&bairros="+bairros, true);	
	HttpReq.onreadystatechange=function()
	{
		if (HttpReq.readyState==4)
		{
			document.getElementById('layer').innerHTML = HttpReq.responseText;
			document.getElementById('layer').style.height = 'auto';
			document.getElementById('layer').style.width = 'auto';
			document.getElementById('layer').style.overflow = 'auto';
		}
			
		if (HttpReq.readyState==3)
		{
			document.getElementById('layer').innerHTML = "Carregando...";
		}
	}	
	
	HttpReq.send(null);
}


function visivel(tipo_transacao)
{
	if(tipo_transacao == 'Aluguel')
	{
		document.getElementById('layer_aluguel_minimo').style.display = '';
		document.getElementById('layer_venda_minimo').style.display = 'none';
		document.getElementById('layer_aluguel_maximo').style.display = '';
		document.getElementById('layer_venda_maximo').style.display = 'none';
	}
	
	if(tipo_transacao == 'Venda')
	{
		document.getElementById('layer_aluguel_minimo').style.display = 'none';
		document.getElementById('layer_venda_minimo').style.display = '';
		document.getElementById('layer_aluguel_maximo').style.display = 'none';
		document.getElementById('layer_venda_maximo').style.display = '';
	}
}