/** the widget box reload button/event handler. you should use your own handler. an example is available at examples/widgets.html. you don't need this. used for demo only */ (function($ , undefined) { //***default action for reload in this demo //you should remove this and add your own handler for each specific .widget-box //when data is finished loading or processing is done you can call $box.trigger('reloaded.ace.widget') $(document).on('reload.ace.widget', '.widget-box', function (ev) { var $box = $(this); //trigger the reloaded event to remove the spinner icon after 1-2 seconds settimeout(function() { $box.trigger('reloaded.ace.widget'); }, parseint(math.random() * 1000 + 1000)); }); //you may want to do something like this: /** $('#my-widget-box').on('reload.ace.widget', function(){ //load new data here //and when finished trigger "reloaded" event $(this).trigger('reloaded.ace.widget'); }); */ })(window.jquery);