$(document).ready(function() {

                $("#advanced_search").click(function() {

                        if ($("#advanced_search_data").is(":hidden"))
                        {
                                $("#advanced_search_data").html('');
                                $("#advanced_search_data").slideDown("fast", function ()
                                {
                                        $("#advanced_search_data").html('<center><br /><br /><img src=/images/site/2009/indicator.gif></center>');
                                        setTimeout("load_search_form()", 1000);
                                });
                         }
                         else
                         {
                                $("#advanced_search_data").hide();
                         }
                });

});

// other functions 

function load_search_form() {
        $("#advanced_search_data").load('/index/ajax_advanced_search');
}