Joomla! admin from front end is a Joomla plugin that brings your administration back-end in an easy to use overlay in front-end. What you need to do is as follows:
- Download the plugin and install
- Logout from Joomla Back-end
- Login to Joomla Front-end as Admin or Super Admin
- Move mouse to top right corner in front-end of your website. Voila! You see your Joomla admin in front-end.