var JsonPost = {};

JsonPost.Post = function(form, name, onSuccess, onError) {

    var data = form.serializeObject();
    data = JSON.stringify(data);

    data = '{ ' + name + ': ' + data + '}';

    $.ajax({
        url: form.attr('action'),
        type: 'POST',
        data: data,
        contentType: 'application/json; charset=utf-8',
        success: onSuccess,
        error: onError
    });

};

$.fn.serializeObject = function()
{
    var o = {};
    var a = this.serializeArray();
    $.each(a, function() {
        if (o[this.name] !== undefined) {
            if (!o[this.name].push) {
                o[this.name] = [o[this.name]];
            }
            o[this.name].push(this.value || '');
        } else {
            o[this.name] = this.value || '';
        }
    });
    return o;
};