checkLogin = function(f){
    if($('#username').val() ==''){
        $('#username').css('border', '1px solid red');
        return false;}
     if($('#password').val() == ''){
         $('#password').css('border', '1px solid red');
         return false;
     }
        f.submit();
}
cart = function(action,id,q, page){
    //console.log('util->cart(): '+page);
    if(typeof(page)=== 'undefined') page = 'mngCart.php';
    params = "azione="+action+"&prodotto="+id;
    if((typeof(q) != 'undefined')|| q == null) params += "&q="+q;
    //console.log('cart ... '+params);
    if(page === 'mngCart.php'){
    $.ajax({url: page,
            data: params,
            type: "POST",
            success: mng
            });}
    else if(page === 'post.php'){
        $.ajax({url: page,
            data: params,
            type: "POST",
            success: po
            });}    
}
mng = function(data){
    $('#obj').html('('+data+')');
    window.location.href = 'carrello.php';
};
po = function(data){
    $('#cart_tbl_body').html(data);
    $('a.lightbox').lightBox();
    //$('#obj').html(data);
}