function compare_html(html) {
    if (html.length > 0) {
        $('#compareForm').html(html);
        $('#compareForm').removeClass('hidden');
    }
    else
        $('#compareForm').addClass('hidden');

}
function compare_loading() {
    $('#compareForm').append('loading...');
}
function compare_add(productId) {
    compare_loading();
    $.post('/supra/_compare_ajax', {action: 'add', productId: productId}, compare_html, "html");
}
function compare_delete(productId) {
    compare_loading();
    $.post('/supra/_compare_ajax', {action: 'delete', productId: productId}, compare_html, "html");
}
function compare_setActive(categoryId) {
    compare_loading();
    $.post('/supra/_compare_ajax', {action: 'setActive', categoryId: categoryId}, compare_html, "html");
}

$(window).load(function () {
    $('#compareForm').submit(function () {
        count = $('#compareForm input:checked').length;

        if (count != 2) {
            alert("Lyginti galima tik dvi prekes");
            return false;
        }
    });
});