function check(e)
{
    var keyID = (window.event) ? event.keyCode : e.keyCode;
    if (keyID == 13) userLogin();
}

function userLogin()
{
    var username = $('username').value;
    var password = $('password').value;
    
    new Ajax.Updater('container-login', '/utils/ajax.php?f=userLogin', {       
        parameters: { username: username,
                      password: password },
        onComplete: function(){
            if (typeof window.updateCart == 'function') updateCart();
            ChangePage(cur_container, cur_url, cur_title, cur_title2);}});   
}
function userLogout()
{
    new Ajax.Updater('container-login', '/utils/ajax.php?f=userLogout', {
        onComplete: function(){
            if (typeof window.updateCart == 'function') updateCart();
            ChangePage(cur_container, cur_url, cur_title, cur_title2);}});
}

function userRegister()
{
    ChangePage('tekst-container', '/webshop/ajax.php?f=registracija', 'Registracija korisnika', null);
}