swapping complete <div>?

 var el2 = jQuery("#add-"+id);
 var el = jQuery("#Block-"+id);
 var el2next = el2.next();
 el.insertAfter(el2next);

when i debug el=div#Block-2 and el2next=div#Block-3 is this the right value?

im trying to swap to s but nothing works 开发者_运维知识库. why?