/*var lastType = "";
function changeAction(type) {
if (document.formular.Uni.value == '') {
    alert('Debes elegir un universo'); }
else {
    if(type == "login" && lastType == "") {
    var url = "http://" + document.formular.Uni.value + "/?page=login";
    document.formular.action = url; }
else {
    var url = "http://" + document.formular.Uni.value + "/?page=registro";
    document.formular.action = url;
    document.formular.submit(); } } }
*/