function saveStavka() {
var post = {};
$('.predictions-table-line3, .predictions-table-vip').each(function () {
var idStavka = $('input[name^=win_]:checked', this).attr('id').split('_');
if (idStavka) {
post[idStavka[1]] = idStavka[0];
}
console.log(post);
});
}