/**
* jQuery random background changer
* @name Random Background Changer
* @author Charles Harvey - http://www.charles-harvey.co.uk
* @version 0.1
* @date September 4 2009
* @category jQuery plugin
* @copyright (c) 2009 Charles Harvey
*/


(function($) {

    $.randombg = {
        defaults: {
            directory: "images/backgrounds/",
            howmany: 3
        }
    }
    $.fn.extend({
        randombg: function(config) {
            var config = $.extend({}, $.randombg.defaults, config);
            return this.each(function() {
                var directory = config.directory, howmany = config.howmany;
                var which = Math.floor(Math.random() * howmany) + 1;
                $(this).css({"background": "url(" + directory + which + ".jpg)"}); 
            })
        }
    })
})(jQuery);