// Aside height should be as tall as .content
(function($){
   $.fn.asideHeight = function() {
     
       return this.each(function(){

             var $asideHeight = $('aside').outerHeight(),
                 $contentHeight = $('.content').outerHeight() + 20;

             if($asideHeight != $contentHeight){
                 $('aside').css({'height' : $contentHeight})

             }    
           
       });
       
   };
})(jQuery)