There is a bug in the “destroy” method (also affecting the “refresh” method) in v1.0.0-beta1 which affects the Bootstrap add-on. I recently fixed it and the fix will be included in the next release but is also available right now in the latest revision on GitHub (you need to get both files directly from these links):
Np at all! I’ve tried to design the script so that the amount of sub menus/menu items affect as little as possible the performance of the script so it’s really nice to see real world solutions like yours working fine.