Force cache refresh of JS and CSS updates

/* Force cache refresh of JS updates by rAthus */
live_updates_bottom_script_obj = document.createElement('script');
live_updates_bottom_script_obj.type = 'text/javascript';
live_updates_bottom_script_obj.src = 'http://example.com/api/live_updates/update.js?ts='+(new Date()).getTime();
$('head').append(live_updates_bottom_script_obj);
/* Force cache refresh of CSS updates by rAthus */
live_updates_bottom_styles_obj = document.createElement('link');
live_updates_bottom_styles_obj.type = 'text/css';
live_updates_bottom_styles_obj.rel = 'stylesheet';
live_updates_bottom_styles_obj.href = 'http://example.com/api/live_updates/update.css?ts='+(new Date()).getTime();
$('head').append(live_updates_bottom_styles_obj);