jquery迭代~求教！解决方法

jquery迭代~求教！！！
本帖最后由 amyXH1990 于 2012-12-07 11:45:33 编辑

$('.o12').slideDown(1000,function(){
            $('.o11').slideDown(1000, function(){
               $('.o10').slideDown(1000, function(){
                  $('.o9').slideDown(1000, function(){
                     $('.o8').slideDown(1000, function(){
                        $('.o7').slideDown(1000, function(){
                           $('.o6').slideDown(1000, function(){
                              $('.o5').slideDown(1000, function(){
                                 $('.o4').slideDown(1000, function(){
                                    $('.o3').slideDown(1000, function(){
                                       $('.o2').slideDown(1000, function(){
                                          $('.o1').slideDown(1000);
                                          })
                                       })
                                    })
                                 })
                              })
                           })
                        })
                     })
                  }) 
 
               })
            })

<script type="text/javascript">
function silde(i){
    $(".o"+i).slideDown(1000,function(){
        i--;
        if(i>0)silde(i);
    })
}
silde(12);
</script>