var ui_util = (function () {

var exports = {};

// Add functions to this that have no non-trivial
// dependencies other than jQuery.

exports.change_tab_to = function (tabname) {
    $('#gear-menu a[href="' + tabname + '"]').tab('show');
};

exports.focus_on = function (field_id) {
    // Call after autocompleting on a field, to advance the focus to
    // the next input field.

    // Bootstrap's typeahead does not expose a callback for when an
    // autocomplete selection has been made, so we have to do this
    // manually.
    $("#" + field_id).focus();
};

exports.blur_active_element = function () {
    // this blurs anything that may perhaps be actively focused on.
    document.activeElement.blur();
};

return exports;
}());

if (typeof module !== 'undefined') {
    module.exports = ui_util;
}