MobileDetector

Detect client from mobile device and switch from default template to another mobile template. This is a Joomla! 2.5 plugin
The detector script is based on mobileESP:
http://code.google.com/p/mobileesp/
How to install
1/ Download the plugin by click here: http://code.google.com/p/joomla-mobile-detector/downloads/list
2/ Install it as a Joomla!2.5 extension
3/ From Plugin Manger page -> find the plugin (Mobile Detector) - Enable it - Make sure that the option "Enable Template Switcher" set to YES - Select the template to apply when switching
4/ Save it. Use a mobile device and browse to your Joomla! website to check and see the switcher work!
I am using 2.5.9 and installed the plugin at the last position as detailed in the documentation.
We have just released a new version with may fixed your issue. Try it now :)



