function carregaCalendario(month, year){
	var xmlHttp = RequestHttp();
	ocultar();
	
	var container = document.getElementById("calendario");            
    container.innerHTML = "<div align=\"center\" valign=\"middle\"><br /><br /><br /><br />Carregando calend&aacute;rio...<br /><br /></div>";
		alert("teste");
	xmlHttp.onreadystatechange=function(){    	
    	if(xmlHttp.readyState == 4) {      		
      		var container = document.getElementById("calendario");
            container.innerHTML = xmlHttp.responseText;
			
			
      	}
   	}	
	
	xmlHttp.open("GET","allnegocios/site/sistemas/ead/entidade/ajaxEvento.php?month="+month+"&year="+year, true);
 	xmlHttp.send(null);
}