jQuery(document).ready(function ($) {
    $('#cedula').keydown(function (event) {
        if (
            event.keyCode === 46 ||
            event.keyCode === 8 ||
            event.keyCode === 9 ||
            event.keyCode === 27 ||
            event.keyCode === 13 ||
            (event.keyCode >= 35 && event.keyCode <= 39)
        ) {
            return;
        } else {
            if ((event.keyCode < 48 || event.keyCode > 57) && (event.keyCode < 96 || event.keyCode > 105)) {
                event.preventDefault();
            }
        }
    });
});