title: Jquery atrr + 2D array issue
body: <p>i have the following script  and i can't find out how to use the value inside car[0]['img'] inside this $('#img2').attr('src',car[0]['img']);
  im a JS noob so please explain me .. why jquery wont accept the 2d array as string value and run the function , and whats the possible solution of my problem ? </p>
  
  <pre><code>var id = 0 ;
              var car = new Array();
              car[0]['img'] = "./images/carousel_img_2.jpg";
              car[0]['title'] ="title";
              car[0]['desc'] = 'longer description goes here';
              car[0]['link'] = "http://goeshere.com";
              car[1]['img'] = "./images/carousel_img_3.jpg";
              car[1]['title'] ='title';
              car[1]['desc'] = 'longer description goes here';
              car[1]['link'] = "http://goeshere.com";
              car[2]['img'] = "./images/carousel_img_2.jpg";
              car[2]['title'] ='title';
              car[2]['desc'] = 'longer description goes here';
              car[2]['link'] = "http://goeshere.com";
  
  
              function nxt () {   
          $('#img2').fadeOut('slow', function(){
  
              var img = car[i]['img'] ;
              $('#img2').attr('src',img);
          });
          $('#img2').fadeIn('slow');
  
              }
  </code></pre>