There’s no solution, unfortunately. The old script and jQuery plugin simply will no longer work. Note that original version of Barely Corporate is so old now that we no longer support it. We’ve completely re-done the theme and this update is always available to your for free.
This is searchable archive of our old support forums, which operated from 2012 - 2016. To find out how to get support for your current theme, please visit our support page.