Hello,
We are professional and experienced developers for Joomla for over 6 years. We come from cmsmart.net. We are also founders of joomlaman.com. You can check our porfolio for more details.
Well, we have finished many projects like yours: fix errors and even make some modifications to optimize Joomla template. For your problems, after looking at your requirements, we are confident to fix it in just a few hours. We also provide further free support for your site in the future.
Don't hesitate to send us direct message if you like.
Regards,