Same here; Chrome@Mavericks. If you check the JS console log, you'll see that this is most probably caused by calling the Mixpanel (analytics/tracking script)

Same here; Chrome@Mavericks. If you check the JS console log, you'll see that this is most probably caused by calling the Mixpanel (analytics/tracking script) track method in slideshow.js (line 12), which triggers an error because Mixpanel is not loaded. Here's the error: 'Uncaught ReferenceError: mixpanel is not defined'.