(function($){$.randomImage={defaults:{path:'images/',myImages:['image1.jpg','image2.jpg','image3.jpg','image4.jpg','image5.jpg']}}
$.fn.extend({randomImage:function(config){var config=$.extend({},$.randomImage.defaults,config);return this.each(function(){var imageNames=config.myImages;var imageNamesSize=imageNames.length;var lotteryNumber=Math.floor(Math.random()*imageNamesSize);var winnerImage=imageNames[lotteryNumber];var fullPath=config.path+winnerImage;$(this).attr({src:fullPath,alt:winnerImage});});}});})(jQuery);