/*
 * jQuery shuffle
 *
 * Copyright (c) 2008 Ca-Phun Ung <caphun at yelotofu dot com>
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://yelotofu.com/labs/jquery/snippets/shuffle/
 *
 * Shuffles an array or the children of a element container.
 * This uses the Fisher-Yates shuffle algorithm <http://jsfromhell.com/array/shuffle [v1.0]>
 */
 
(function($){

    $.fn.shuffle = function() {
        return this.each(function(){
            var items = $(this).children().clone(true);
            return (items.length) ? $(this).html($.shuffle(items)) : this;
        });
    }
    
    $.shuffle = function(arr) {
        for(var j, x, i = arr.length; i; j = parseInt(Math.random() * i), x = arr[--i], arr[i] = arr[j], arr[j] = x);
        return arr;
    }
    
})(jQuery);