sortDOM.js

var sortDOM = (function(){
    var sort = [].sort;

    return function(elems, comparator) {
        // Sort the elements.
        // Make sure to get the pure elements array out of the jQuery wrapper.
        var sortCollection = sort.call($(elems).get(), comparator);

        // Check to make sure we have items in the collection
        if (sortCollection.length === 0) {
            return;
        }
        
        // Save the first element, and insert it as the first
        var prev = sortCollection.shift();
        $(prev).insertBefore(prev.parentNode.firstChild);

        // Insert the rest of the elements in order
        $(sortCollection).each(function(i, el) {
            //$(el).insertAfter(prev);
            el.parentNode.insertBefore(el, prev.nextSibling);
            prev = el;
        });
    };
})();