$(document).on( "change", "input[name='begin']", function () {
    console.log("#begin changed");
    goPjax(updateQueryString('begin', $(this).val()));
});


$(document).on( "change", "input[name='end']", function () {
    console.log("#end changed");
    goPjax(updateQueryString('end', $(this).val()));
});


$(document).on( "change", "select#projectWorker", function () {
    console.log("#projectWorker changed");
    goPjax(updateQueryString('user', $(this).val()));
});