var xmlhttp = false;
	try {
		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e) {
		try {
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		} catch (E) {
			xmlhttp = false;
		}
	}
	if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
		xmlhttp = new XMLHttpRequest();
	}
	
	function makerequest(serverPage, objID) {
		
		var obj = document.getElementById(objID);
		xmlhttp.open("GET", serverPage);
		xmlhttp.onreadystatechange = function() {

/*
         else if (ajax.readyState==4){
            if(ajax.status==200)
            {
                 document.getElementById(capa).innerHTML=ajax.responseText; 
            }
            else if(ajax.status==404)
                 {
                     capaContenedora.innerHTML = "La direccion existe";
                 }
             else
                 {
                     capaContenedora.innerHTML = "Error: ".ajax.status;
                 }
        }
*/
         if (xmlhttp.readyState==1) {
                 obj.innerHTML="<center><br><br><br><br><img src='images/cargando.gif' align='center'><br><br>Cargando.......</center>";
         }

			else if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
				obj.innerHTML = xmlhttp.responseText;
			}
		}
		xmlhttp.send(null);
	}