var xmlHttp

function Mes(Ano){
	xmlHttp = GetXmlHttpObject();
	if (xmlHttp == null){
		alert("Este browser não suporta Ajax!");
		return;
	}
	var url="meses.asp";
	url = url+"?ano="+Ano;
	url = url+"&sidjs="+Math.random();
	xmlHttp.onreadystatechange = DivMes;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function Agenda(Mes){
	xmlHttp = GetXmlHttpObject();
	if (xmlHttp == null){
		alert("Este browser não suporta Ajax!");
		return;
	}
	var Ano = document.getElementById('agenda_ano');
	strAno = Ano.options[Ano.options.selectedIndex].text;

	var url="agenda.asp";
	url = url+"?ano="+strAno+"&mes="+Mes;
	url = url+"&sidjs="+Math.random();
	xmlHttp.onreadystatechange = DivAgenda;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
//---------------------------------------------------------------------------------------------------------------------------
function DivMes(){ 
	if (xmlHttp.readyState == 4 || xmlHttp.readyState == "complete"){ 
		document.getElementById("agenda-mes").innerHTML = xmlHttp.responseText;
	}
}
function DivAgenda(){ 
	if (xmlHttp.readyState == 4 || xmlHttp.readyState == "complete"){ 
		document.getElementById("agenda-agenda").innerHTML = xmlHttp.responseText;
	}
}
//---------------------------------------------------------------------------------------------------------------------------
function GetXmlHttpObject(){
	var objXMLHttp = null;
	if (window.XMLHttpRequest){
		objXMLHttp = new XMLHttpRequest();
	}
	else if (window.ActiveXObject){
		objXMLHttp = new ActiveXObject("Microsoft.XMLHTTP");
	}
	return objXMLHttp;
}