Auto title for <strong> instead of <h1>

Hi,

I was using this module for a long time and now I'm willing to upgrade my drupal from 6 to 7.
problem is my drupal 6 site using title for my collapse title instead of new collapse v7 method that getting title from
.
How do I change collapse v7 module to get title from ?

I also have the same problem as this guy:
http://drupal.org/node/1589230

Thanks, I really love this module! :)