This my script. But his working only in firefox. Please help!
<script>
    $(document).ready(function(){
         $(".catdiv").hover(function(){
            $(this).animate({"backgroundColor": "#FFD800"}, 300);
          }, function(){
            $(this).animate({"backgroundColor": "#161616"}, 200);
          }); 
    });
</script>
 
     
    