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jQuery Style Switcher with preview
Here is a jQuery plugin created to simplify style sheet theme changing. This lightweight plugin (2KB un-minified!) features configuration options to help modify it to your needs.
It also allows users to preview the changes before clicking on their final choice. This plugin is tested for IE6+, Firefox, Safari, Chrome, Opera, and even Android and iPhones!
You are also free to change or branch this code as much as you want - no questions asked!
Included is the source code and the demo files.