When i open a link this shows following message in chrome [blocked] The page at https://www.loadmytrailer.com/beta/postload.php ran insecure content from http://code.jquery.c
You could try hosting jquery-ui.js on your own server, assuming you control loadmytrailer.com.
jquery-ui.js
That way, it will be delivered to visitors over SSL, and their browsers will be happy that all content has arrived securely.