var ArchiveHelper = function() {

    //PRIVATE VARIABLES
    var _previousSelector = '';

    var _onSelectChange = function() {
        var selector = $("#historySelector option:selected").text();

        $('#ArchiveTbl' + _previousSelector).slideUp(900);
        $('#ArchiveTbl' + selector).slideDown(900);

        _previousSelector = selector;
    }

    var _setup = function() {
        $.ajaxSetup({ cache: false });

        // bind click events
        $("#historySelector").change(_onSelectChange);

        _previousSelector = $("#historySelector option:selected").text();
    };

    // PUBLICS
    return {
        Setup: function() { _setup(); }
    };
};