$('#cakeForm').submit(function() {
    var cakes = '';
    var error = false;
    if($('.in.pickup .selected').hasClass('cantSelect')){
        $('.in.pickup').addClass('error');
        error = true;
    }
    $('#cakeForm .acake').each(function(){
        $(this).find('.selected').each(function(){
            if($(this).hasClass('cantSelect')){
                $(this).parents('.in').addClass('error');
                error = true;
            }
            cakes = cakes + $(this).text() + ', ';
        });
        cakes = cakes + "<br>";
    });
    $('#cakesHelper').val(cakes);

    if(error === true){
        return false;
    }else{
        return true; // return false to cancel form action
    }
});

$('#rendezvenyForm').submit(function(){
    $('#helyszin').val($('.parts .selected').text());
});

$('#karrierForm').submit(function(){
    $('#Pos').val($('.poziciok .selected').text());
});