Getting the children of a jQuery object recursively and applying a callback.

recursiveChildren.js

//Adding to jQuery prototype
//Recursively applies callback to all children of a given jQuery object.
(function ($) {
    $.fn.recursiveChildren = function (callback) {
    	$(this).children().each(
    		function()
    			{
          //If it has any children
    			if($(this).children.length > 0)
    				{
    				$(this).recursiveChildren(callback);
    				}
    			callback($(this));
    			}

    		);
    };
})(jQuery);