BlackRed Flatlia is a mobile solution for Joomla 2.5 and 3.3. One of its great features is you can still to keep your current desktop template and use Flatlia when user visit your website on a smartphone or tablet.
Flatlia is created with mobile first in mind, there has a lot of stuffs built in the template such as Bootstrap 3, swipe slider, panel menu... which will help your mobile website look very professional.
This plugin detects if user is viewing your website from a desktop or mobile device. If viewer is using mobile devices, for example iPhone, iPad, or Androids, it will let your website change from current template to another template, which is specific designed to display content better on mobile. Joomla Mobile Detector is compatible with Joomla 2.5 and 3.x