I created an Autocomplete form. I followed this simple documentation to create a button together with its click handler script. Clicking this button shall toggle RTL support for
I have updated your dojo.
http://dojo.telerik.com/AfeNi/4
But as @machun has stated you are missing some elements of the mechanics of this process.
I have added the missing form element speakerForm and then added some additional console.log() statements showing the actions being performed.
if you need any more info let me know.