[Plugin: Autocompleter] Autosubmit is not work

Hi, me like your plugin but “autosubmit” don’t work when you chek it on in admin-panel. This option is not work: 1.3.5 [09 Mar 2011] – added posibility to skip search result’s page and goes directly to the post or page. See Description tab for more details.
Wordpress 3.3
This option is most important. Please help me, I have spent 4 hours, but and haven’t solved a problem

https://www.ads-software.com/extend/plugins/autocompleter/